{
    "river": {
        "name": "l'Oudon",
        "course_code": "M3--0180",
        "topage_code": null
    },
    "dataset": "quality",
    "extracted_at": "2026-09-22T01:59:10+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2025,
            "sample_count": 12,
            "minimum": "7.300000",
            "maximum": "7.800000",
            "mean": "7.616667",
            "median": "7.650000",
            "p10": "7.400000",
            "p90": "7.700000",
            "latest_value": "7.400000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2025,
            "sample_count": 12,
            "minimum": "0.065000",
            "maximum": "0.395000",
            "mean": "0.211583",
            "median": "0.182500",
            "p10": "0.106000",
            "p90": "0.295000",
            "latest_value": "0.174000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "mg(P)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2025,
            "sample_count": 12,
            "minimum": "0.020000",
            "maximum": "0.260000",
            "mean": "0.099167",
            "median": "0.080000",
            "p10": "0.020000",
            "p90": "0.160000",
            "latest_value": "0.260000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "mg(NO2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2025,
            "sample_count": 12,
            "minimum": "3.000000",
            "maximum": "11.400000",
            "mean": "8.300000",
            "median": "8.700000",
            "p10": "6.300000",
            "p90": "10.100000",
            "latest_value": "9.300000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2025,
            "sample_count": 12,
            "minimum": "305.000000",
            "maximum": "1230.000000",
            "mean": "577.583333",
            "median": "496.500000",
            "p10": "348.000000",
            "p90": "663.000000",
            "latest_value": "424.000000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2025,
            "sample_count": 12,
            "minimum": "6.500000",
            "maximum": "101.000000",
            "mean": "20.650000",
            "median": "9.900000",
            "p10": "6.900000",
            "p90": "19.000000",
            "latest_value": "9.800000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2025,
            "sample_count": 12,
            "minimum": "0.510000",
            "maximum": "41.000000",
            "mean": "16.925833",
            "median": "11.750000",
            "p10": "0.600000",
            "p90": "34.000000",
            "latest_value": "5.500000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "mg(NO3)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2025,
            "sample_count": 12,
            "minimum": "6.000000",
            "maximum": "68.000000",
            "mean": "16.150000",
            "median": "11.500000",
            "p10": "6.500000",
            "p90": "16.000000",
            "latest_value": "7.800000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2025,
            "sample_count": 12,
            "minimum": "0.076000",
            "maximum": "0.757000",
            "mean": "0.287167",
            "median": "0.276500",
            "p10": "0.147000",
            "p90": "0.333000",
            "latest_value": "0.272000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "mg(PO4)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1319",
            "parameter": "Azote Kjeldahl",
            "year": 2025,
            "sample_count": 12,
            "minimum": "0.710000",
            "maximum": "1.530000",
            "mean": "0.980833",
            "median": "1.000000",
            "p10": "0.710000",
            "p90": "1.120000",
            "latest_value": "1.030000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "mg(N)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2025,
            "sample_count": 12,
            "minimum": "0.020000",
            "maximum": "0.350000",
            "mean": "0.086667",
            "median": "0.060000",
            "p10": "0.020000",
            "p90": "0.110000",
            "latest_value": "0.350000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "mg(NH4)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2025,
            "sample_count": 12,
            "minimum": "3.970000",
            "maximum": "8.970000",
            "mean": "6.223333",
            "median": "6.395000",
            "p10": "4.520000",
            "p90": "7.490000",
            "latest_value": "7.490000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2025,
            "sample_count": 12,
            "minimum": "28.000000",
            "maximum": "98.000000",
            "mean": "77.916667",
            "median": "82.500000",
            "p10": "58.000000",
            "p90": "92.000000",
            "latest_value": "79.000000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2025,
            "sample_count": 12,
            "minimum": "6.600000",
            "maximum": "23.000000",
            "mean": "13.300000",
            "median": "12.800000",
            "p10": "7.000000",
            "p90": "18.200000",
            "latest_value": "7.900000",
            "latest_at": "2025-12-03 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2025,
            "sample_count": 8,
            "minimum": "1.200000",
            "maximum": "3.400000",
            "mean": "2.300000",
            "median": "2.050000",
            "p10": "1.200000",
            "p90": "3.300000",
            "latest_value": "1.200000",
            "latest_at": "2025-10-01 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2025,
            "sample_count": 8,
            "minimum": "4.100000",
            "maximum": "7.470000",
            "mean": "5.926250",
            "median": "5.900000",
            "p10": "4.100000",
            "p90": "7.220000",
            "latest_value": "6.360000",
            "latest_at": "2025-10-01 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1439",
            "parameter": "Chlorophylle a",
            "year": 2025,
            "sample_count": 8,
            "minimum": "3.300000",
            "maximum": "50.300000",
            "mean": "24.637500",
            "median": "21.450000",
            "p10": "3.300000",
            "p90": "45.200000",
            "latest_value": "4.900000",
            "latest_at": "2025-10-01 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1436",
            "parameter": "Phéopigments",
            "year": 2025,
            "sample_count": 8,
            "minimum": "3.100000",
            "maximum": "14.400000",
            "mean": "9.775000",
            "median": "11.000000",
            "p10": "3.100000",
            "p90": "13.500000",
            "latest_value": "7.600000",
            "latest_at": "2025-10-01 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1506",
            "parameter": "Glyphosate",
            "year": 2025,
            "sample_count": 6,
            "minimum": "0.020000",
            "maximum": "0.071000",
            "mean": "0.037000",
            "median": "0.033000",
            "p10": "0.020000",
            "p90": "0.040000",
            "latest_value": "0.071000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "8865",
            "parameter": "Chlorothalonil-R471811",
            "year": 2025,
            "sample_count": 6,
            "minimum": "0.310000",
            "maximum": "0.790000",
            "mean": "0.608333",
            "median": "0.685000",
            "p10": "0.310000",
            "p90": "0.780000",
            "latest_value": "0.310000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1907",
            "parameter": "AMPA",
            "year": 2025,
            "sample_count": 6,
            "minimum": "0.062000",
            "maximum": "2.800000",
            "mean": "0.869667",
            "median": "0.650000",
            "p10": "0.062000",
            "p90": "0.970000",
            "latest_value": "2.800000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6854",
            "parameter": "Metolachlor ESA",
            "year": 2025,
            "sample_count": 6,
            "minimum": "0.098000",
            "maximum": "0.380000",
            "mean": "0.199667",
            "median": "0.150000",
            "p10": "0.098000",
            "p90": "0.320000",
            "latest_value": "0.098000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6895",
            "parameter": "Métazachlore ESA",
            "year": 2025,
            "sample_count": 6,
            "minimum": "0.100000",
            "maximum": "0.210000",
            "mean": "0.160000",
            "median": "0.165000",
            "p10": "0.100000",
            "p90": "0.180000",
            "latest_value": "0.100000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7727",
            "parameter": "Diméthachlore CGA 369873",
            "year": 2025,
            "sample_count": 5,
            "minimum": "0.014000",
            "maximum": "0.023000",
            "mean": "0.018800",
            "median": "0.020000",
            "p10": "0.014000",
            "p90": "0.022000",
            "latest_value": "0.015000",
            "latest_at": "2025-09-01 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1832",
            "parameter": "2-hydroxy atrazine",
            "year": 2025,
            "sample_count": 5,
            "minimum": "0.014000",
            "maximum": "0.034000",
            "mean": "0.023800",
            "median": "0.026000",
            "p10": "0.014000",
            "p90": "0.029000",
            "latest_value": "0.026000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6865",
            "parameter": "Diméthénamide ESA",
            "year": 2025,
            "sample_count": 4,
            "minimum": "0.027000",
            "maximum": "0.095000",
            "mean": "0.047750",
            "median": "0.034500",
            "p10": "0.027000",
            "p90": "0.040000",
            "latest_value": "0.029000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7735",
            "parameter": "Diméthénamide OXA",
            "year": 2025,
            "sample_count": 4,
            "minimum": "0.025000",
            "maximum": "0.049000",
            "mean": "0.037250",
            "median": "0.037500",
            "p10": "0.025000",
            "p90": "0.040000",
            "latest_value": "0.040000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6853",
            "parameter": "Metolachlor OXA",
            "year": 2025,
            "sample_count": 4,
            "minimum": "0.015000",
            "maximum": "0.140000",
            "mean": "0.055500",
            "median": "0.033500",
            "p10": "0.015000",
            "p90": "0.043000",
            "latest_value": "0.024000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6660",
            "parameter": "Tolyltriazole",
            "year": 2025,
            "sample_count": 4,
            "minimum": "0.010000",
            "maximum": "0.040000",
            "mean": "0.022000",
            "median": "0.019000",
            "p10": "0.010000",
            "p90": "0.019000",
            "latest_value": "0.040000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7729",
            "parameter": "Métolachlore NOA 413173",
            "year": 2025,
            "sample_count": 4,
            "minimum": "0.013000",
            "maximum": "0.065000",
            "mean": "0.032000",
            "median": "0.025000",
            "p10": "0.013000",
            "p90": "0.035000",
            "latest_value": "0.013000",
            "latest_at": "2025-07-01 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6894",
            "parameter": "Métazachlore OXA",
            "year": 2025,
            "sample_count": 4,
            "minimum": "0.011000",
            "maximum": "0.097000",
            "mean": "0.044250",
            "median": "0.034500",
            "p10": "0.011000",
            "p90": "0.040000",
            "latest_value": "0.029000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6800",
            "parameter": "Alachlor ESA",
            "year": 2025,
            "sample_count": 3,
            "minimum": "0.058000",
            "maximum": "0.089000",
            "mean": "0.073667",
            "median": "0.074000",
            "p10": "0.058000",
            "p90": "0.074000",
            "latest_value": "0.089000",
            "latest_at": "2025-09-01 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1414",
            "parameter": "Propyzamide",
            "year": 2025,
            "sample_count": 3,
            "minimum": "0.010000",
            "maximum": "0.290000",
            "mean": "0.106000",
            "median": "0.018000",
            "p10": "0.010000",
            "p90": "0.018000",
            "latest_value": "0.010000",
            "latest_at": "2025-05-05 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1678",
            "parameter": "Diméthénamide total",
            "year": 2025,
            "sample_count": 3,
            "minimum": "0.014000",
            "maximum": "0.120000",
            "mean": "0.061667",
            "median": "0.051000",
            "p10": "0.014000",
            "p90": "0.051000",
            "latest_value": "0.014000",
            "latest_at": "2025-11-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1136",
            "parameter": "Chlortoluron",
            "year": 2025,
            "sample_count": 3,
            "minimum": "0.012000",
            "maximum": "0.370000",
            "mean": "0.142333",
            "median": "0.045000",
            "p10": "0.012000",
            "p90": "0.045000",
            "latest_value": "0.012000",
            "latest_at": "2025-05-05 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6864",
            "parameter": "Flufénacet ESA",
            "year": 2025,
            "sample_count": 2,
            "minimum": "0.045000",
            "maximum": "0.750000",
            "mean": "0.397500",
            "median": "0.397500",
            "p10": "0.045000",
            "p90": "0.045000",
            "latest_value": "0.045000",
            "latest_at": "2025-03-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7716",
            "parameter": "Nicosulfuron ASDM",
            "year": 2025,
            "sample_count": 2,
            "minimum": "0.120000",
            "maximum": "0.210000",
            "mean": "0.165000",
            "median": "0.165000",
            "p10": "0.120000",
            "p90": "0.120000",
            "latest_value": "0.120000",
            "latest_at": "2025-05-05 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1319",
            "parameter": "Azote Kjeldahl",
            "year": 2024,
            "sample_count": 11,
            "minimum": "0.760000",
            "maximum": "1.180000",
            "mean": "0.866364",
            "median": "0.830000",
            "p10": "0.770000",
            "p90": "0.960000",
            "latest_value": "0.860000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "mg(N)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2024,
            "sample_count": 11,
            "minimum": "7.300000",
            "maximum": "21.000000",
            "mean": "13.281818",
            "median": "12.000000",
            "p10": "7.800000",
            "p90": "20.000000",
            "latest_value": "16.000000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2024,
            "sample_count": 11,
            "minimum": "13.000000",
            "maximum": "43.000000",
            "mean": "29.363636",
            "median": "29.000000",
            "p10": "17.000000",
            "p90": "43.000000",
            "latest_value": "34.000000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "mg(NO3)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2024,
            "sample_count": 11,
            "minimum": "359.000000",
            "maximum": "508.000000",
            "mean": "415.909091",
            "median": "397.000000",
            "p10": "373.000000",
            "p90": "490.000000",
            "latest_value": "396.000000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2024,
            "sample_count": 11,
            "minimum": "8.000000",
            "maximum": "16.000000",
            "mean": "11.818182",
            "median": "11.000000",
            "p10": "8.000000",
            "p90": "16.000000",
            "latest_value": "14.000000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2024,
            "sample_count": 11,
            "minimum": "0.050000",
            "maximum": "0.320000",
            "mean": "0.130909",
            "median": "0.120000",
            "p10": "0.060000",
            "p90": "0.190000",
            "latest_value": "0.190000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "mg(NO2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2024,
            "sample_count": 11,
            "minimum": "0.107000",
            "maximum": "0.193000",
            "mean": "0.147182",
            "median": "0.142000",
            "p10": "0.119000",
            "p90": "0.182000",
            "latest_value": "0.142000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "mg(P)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2024,
            "sample_count": 11,
            "minimum": "7.300000",
            "maximum": "7.800000",
            "mean": "7.590909",
            "median": "7.600000",
            "p10": "7.500000",
            "p90": "7.700000",
            "latest_value": "7.600000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2024,
            "sample_count": 11,
            "minimum": "76.000000",
            "maximum": "95.000000",
            "mean": "87.909091",
            "median": "90.000000",
            "p10": "79.000000",
            "p90": "94.000000",
            "latest_value": "91.000000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2024,
            "sample_count": 11,
            "minimum": "4.280000",
            "maximum": "7.200000",
            "mean": "5.721818",
            "median": "5.690000",
            "p10": "5.180000",
            "p90": "6.760000",
            "latest_value": "5.400000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2024,
            "sample_count": 11,
            "minimum": "0.149000",
            "maximum": "0.318000",
            "mean": "0.223273",
            "median": "0.205000",
            "p10": "0.154000",
            "p90": "0.300000",
            "latest_value": "0.184000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "mg(PO4)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2024,
            "sample_count": 11,
            "minimum": "5.700000",
            "maximum": "19.900000",
            "mean": "12.454545",
            "median": "11.700000",
            "p10": "7.600000",
            "p90": "19.700000",
            "latest_value": "8.100000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2024,
            "sample_count": 11,
            "minimum": "0.030000",
            "maximum": "0.140000",
            "mean": "0.070000",
            "median": "0.060000",
            "p10": "0.030000",
            "p90": "0.110000",
            "latest_value": "0.090000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "mg(NH4)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2024,
            "sample_count": 11,
            "minimum": "7.000000",
            "maximum": "11.400000",
            "mean": "9.472727",
            "median": "9.700000",
            "p10": "7.300000",
            "p90": "11.100000",
            "latest_value": "10.900000",
            "latest_at": "2024-12-04 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1436",
            "parameter": "Phéopigments",
            "year": 2024,
            "sample_count": 7,
            "minimum": "3.700000",
            "maximum": "8.700000",
            "mean": "5.428571",
            "median": "4.900000",
            "p10": "3.700000",
            "p90": "6.900000",
            "latest_value": "4.300000",
            "latest_at": "2024-10-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2024,
            "sample_count": 7,
            "minimum": "5.420000",
            "maximum": "7.500000",
            "mean": "6.138000",
            "median": "5.820000",
            "p10": "5.420000",
            "p90": "6.950000",
            "latest_value": "6.950000",
            "latest_at": "2024-10-03 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1439",
            "parameter": "Chlorophylle a",
            "year": 2024,
            "sample_count": 7,
            "minimum": "2.700000",
            "maximum": "10.300000",
            "mean": "5.414286",
            "median": "4.500000",
            "p10": "2.700000",
            "p90": "6.600000",
            "latest_value": "3.700000",
            "latest_at": "2024-10-03 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2024,
            "sample_count": 7,
            "minimum": "1.300000",
            "maximum": "2.600000",
            "mean": "2.057143",
            "median": "2.100000",
            "p10": "1.300000",
            "p90": "2.500000",
            "latest_value": "1.500000",
            "latest_at": "2024-10-03 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6894",
            "parameter": "Métazachlore OXA",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.017000",
            "maximum": "0.110000",
            "mean": "0.061800",
            "median": "0.070000",
            "p10": "0.017000",
            "p90": "0.074000",
            "latest_value": "0.070000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1907",
            "parameter": "AMPA",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.082000",
            "maximum": "0.910000",
            "mean": "0.324400",
            "median": "0.230000",
            "p10": "0.082000",
            "p90": "0.280000",
            "latest_value": "0.280000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6865",
            "parameter": "Diméthénamide ESA",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.035000",
            "maximum": "0.068000",
            "mean": "0.049200",
            "median": "0.041000",
            "p10": "0.035000",
            "p90": "0.065000",
            "latest_value": "0.068000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6854",
            "parameter": "Metolachlor ESA",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.170000",
            "maximum": "0.410000",
            "mean": "0.290000",
            "median": "0.320000",
            "p10": "0.170000",
            "p90": "0.330000",
            "latest_value": "0.320000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7729",
            "parameter": "Métolachlore NOA 413173",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.018000",
            "maximum": "0.071000",
            "mean": "0.049000",
            "median": "0.044000",
            "p10": "0.018000",
            "p90": "0.070000",
            "latest_value": "0.042000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1832",
            "parameter": "2-hydroxy atrazine",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.016000",
            "maximum": "0.028000",
            "mean": "0.023200",
            "median": "0.025000",
            "p10": "0.016000",
            "p90": "0.026000",
            "latest_value": "0.025000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7716",
            "parameter": "Nicosulfuron ASDM",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.100000",
            "maximum": "0.300000",
            "mean": "0.170000",
            "median": "0.150000",
            "p10": "0.100000",
            "p90": "0.180000",
            "latest_value": "0.150000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1506",
            "parameter": "Glyphosate",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.019000",
            "maximum": "0.270000",
            "mean": "0.093000",
            "median": "0.028000",
            "p10": "0.019000",
            "p90": "0.120000",
            "latest_value": "0.028000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "8865",
            "parameter": "Chlorothalonil-R471811",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.560000",
            "maximum": "0.720000",
            "mean": "0.644000",
            "median": "0.660000",
            "p10": "0.560000",
            "p90": "0.680000",
            "latest_value": "0.680000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6895",
            "parameter": "Métazachlore ESA",
            "year": 2024,
            "sample_count": 5,
            "minimum": "0.150000",
            "maximum": "0.240000",
            "mean": "0.206000",
            "median": "0.220000",
            "p10": "0.150000",
            "p90": "0.230000",
            "latest_value": "0.220000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7727",
            "parameter": "Diméthachlore CGA 369873",
            "year": 2024,
            "sample_count": 4,
            "minimum": "0.010000",
            "maximum": "0.015000",
            "mean": "0.012750",
            "median": "0.013000",
            "p10": "0.010000",
            "p90": "0.014000",
            "latest_value": "0.015000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6853",
            "parameter": "Metolachlor OXA",
            "year": 2024,
            "sample_count": 4,
            "minimum": "0.020000",
            "maximum": "0.130000",
            "mean": "0.075500",
            "median": "0.076000",
            "p10": "0.020000",
            "p90": "0.086000",
            "latest_value": "0.066000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1414",
            "parameter": "Propyzamide",
            "year": 2024,
            "sample_count": 3,
            "minimum": "0.022000",
            "maximum": "0.066000",
            "mean": "0.044000",
            "median": "0.044000",
            "p10": "0.022000",
            "p90": "0.044000",
            "latest_value": "0.022000",
            "latest_at": "2024-05-06 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6864",
            "parameter": "Flufénacet ESA",
            "year": 2024,
            "sample_count": 3,
            "minimum": "0.022000",
            "maximum": "0.063000",
            "mean": "0.039333",
            "median": "0.033000",
            "p10": "0.022000",
            "p90": "0.033000",
            "latest_value": "0.022000",
            "latest_at": "2024-05-06 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7735",
            "parameter": "Diméthénamide OXA",
            "year": 2024,
            "sample_count": 3,
            "minimum": "0.021000",
            "maximum": "0.041000",
            "mean": "0.028333",
            "median": "0.023000",
            "p10": "0.021000",
            "p90": "0.023000",
            "latest_value": "0.023000",
            "latest_at": "2024-11-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6800",
            "parameter": "Alachlor ESA",
            "year": 2024,
            "sample_count": 2,
            "minimum": "0.082000",
            "maximum": "0.083000",
            "mean": "0.082500",
            "median": "0.082500",
            "p10": "0.082000",
            "p90": "0.082000",
            "latest_value": "0.082000",
            "latest_at": "2024-09-02 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1136",
            "parameter": "Chlortoluron",
            "year": 2024,
            "sample_count": 2,
            "minimum": "0.027000",
            "maximum": "0.028000",
            "mean": "0.027500",
            "median": "0.027500",
            "p10": "0.027000",
            "p90": "0.027000",
            "latest_value": "0.028000",
            "latest_at": "2024-03-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6660",
            "parameter": "Tolyltriazole",
            "year": 2024,
            "sample_count": 1,
            "minimum": "0.019000",
            "maximum": "0.019000",
            "mean": "0.019000",
            "median": "0.019000",
            "p10": "0.019000",
            "p90": "0.019000",
            "latest_value": "0.019000",
            "latest_at": "2024-09-02 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1678",
            "parameter": "Diméthénamide total",
            "year": 2024,
            "sample_count": 1,
            "minimum": "0.084000",
            "maximum": "0.084000",
            "mean": "0.084000",
            "median": "0.084000",
            "p10": "0.084000",
            "p90": "0.084000",
            "latest_value": "0.084000",
            "latest_at": "2024-09-02 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2023,
            "sample_count": 18,
            "minimum": "37.000000",
            "maximum": "102.700000",
            "mean": "77.166667",
            "median": "77.500000",
            "p10": "41.000000",
            "p90": "102.000000",
            "latest_value": "93.000000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2023,
            "sample_count": 18,
            "minimum": "371.000000",
            "maximum": "1011.000000",
            "mean": "576.944444",
            "median": "548.500000",
            "p10": "392.000000",
            "p90": "786.000000",
            "latest_value": "371.000000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2023,
            "sample_count": 18,
            "minimum": "3.200000",
            "maximum": "12.900000",
            "mean": "8.233333",
            "median": "7.900000",
            "p10": "3.800000",
            "p90": "12.800000",
            "latest_value": "10.900000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2023,
            "sample_count": 18,
            "minimum": "5.000000",
            "maximum": "26.000000",
            "mean": "15.077778",
            "median": "15.950000",
            "p10": "5.100000",
            "p90": "21.800000",
            "latest_value": "8.000000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2023,
            "sample_count": 17,
            "minimum": "6.900000",
            "maximum": "8.200000",
            "mean": "7.711765",
            "median": "7.700000",
            "p10": "7.200000",
            "p90": "8.100000",
            "latest_value": "8.100000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2023,
            "sample_count": 14,
            "minimum": "5.900000",
            "maximum": "39.000000",
            "mean": "14.392857",
            "median": "13.500000",
            "p10": "7.000000",
            "p90": "17.700000",
            "latest_value": "17.800000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2023,
            "sample_count": 11,
            "minimum": "3.900000",
            "maximum": "8.700000",
            "mean": "6.578182",
            "median": "7.000000",
            "p10": "3.990000",
            "p90": "7.950000",
            "latest_value": "8.700000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2023,
            "sample_count": 11,
            "minimum": "4.400000",
            "maximum": "150.000000",
            "mean": "28.163636",
            "median": "10.000000",
            "p10": "7.100000",
            "p90": "57.000000",
            "latest_value": "57.000000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "8727",
            "parameter": "Température de réception de l'échantillon au laboratoire",
            "year": 2023,
            "sample_count": 9,
            "minimum": "3.000000",
            "maximum": "6.000000",
            "mean": "5.066667",
            "median": "5.600000",
            "p10": "3.000000",
            "p90": "5.900000",
            "latest_value": "4.000000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1332",
            "parameter": "Turbidité – Disque de Secchi",
            "year": 2023,
            "sample_count": 8,
            "minimum": "10.000000",
            "maximum": "80.000000",
            "mean": "31.250000",
            "median": "25.000000",
            "p10": "10.000000",
            "p90": "50.000000",
            "latest_value": "10.000000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "cm"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6800",
            "parameter": "Alachlor ESA",
            "year": 2023,
            "sample_count": 7,
            "minimum": "0.051000",
            "maximum": "0.267000",
            "mean": "0.106143",
            "median": "0.083000",
            "p10": "0.051000",
            "p90": "0.116000",
            "latest_value": "0.078000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1907",
            "parameter": "AMPA",
            "year": 2023,
            "sample_count": 7,
            "minimum": "0.160000",
            "maximum": "2.800000",
            "mean": "0.987143",
            "median": "0.550000",
            "p10": "0.160000",
            "p90": "1.600000",
            "latest_value": "0.160000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1832",
            "parameter": "2-hydroxy atrazine",
            "year": 2023,
            "sample_count": 7,
            "minimum": "0.012000",
            "maximum": "0.029000",
            "mean": "0.021714",
            "median": "0.022000",
            "p10": "0.012000",
            "p90": "0.025000",
            "latest_value": "0.025000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6853",
            "parameter": "Metolachlor OXA",
            "year": 2023,
            "sample_count": 7,
            "minimum": "0.033000",
            "maximum": "0.287000",
            "mean": "0.113571",
            "median": "0.076000",
            "p10": "0.033000",
            "p90": "0.220000",
            "latest_value": "0.220000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6895",
            "parameter": "Métazachlore ESA",
            "year": 2023,
            "sample_count": 7,
            "minimum": "0.125000",
            "maximum": "0.506000",
            "mean": "0.231143",
            "median": "0.171000",
            "p10": "0.125000",
            "p90": "0.352000",
            "latest_value": "0.352000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1678",
            "parameter": "Diméthénamide total",
            "year": 2023,
            "sample_count": 7,
            "minimum": "0.006000",
            "maximum": "0.330000",
            "mean": "0.067714",
            "median": "0.014000",
            "p10": "0.006000",
            "p90": "0.091000",
            "latest_value": "0.019000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6854",
            "parameter": "Metolachlor ESA",
            "year": 2023,
            "sample_count": 7,
            "minimum": "0.095000",
            "maximum": "0.789000",
            "mean": "0.355857",
            "median": "0.243000",
            "p10": "0.095000",
            "p90": "0.592000",
            "latest_value": "0.592000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6865",
            "parameter": "Diméthénamide ESA",
            "year": 2023,
            "sample_count": 7,
            "minimum": "0.014000",
            "maximum": "0.975000",
            "mean": "0.187286",
            "median": "0.037000",
            "p10": "0.014000",
            "p90": "0.134000",
            "latest_value": "0.134000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2023,
            "sample_count": 6,
            "minimum": "0.132000",
            "maximum": "0.434000",
            "mean": "0.280500",
            "median": "0.266000",
            "p10": "0.132000",
            "p90": "0.402000",
            "latest_value": "0.205000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6894",
            "parameter": "Métazachlore OXA",
            "year": 2023,
            "sample_count": 6,
            "minimum": "0.015000",
            "maximum": "0.337000",
            "mean": "0.106333",
            "median": "0.035000",
            "p10": "0.015000",
            "p90": "0.196000",
            "latest_value": "0.196000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.030000",
            "maximum": "0.330000",
            "mean": "0.132000",
            "median": "0.100000",
            "p10": "0.030000",
            "p90": "0.130000",
            "latest_value": "0.100000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "mg(NH4)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.085000",
            "maximum": "0.388000",
            "mean": "0.268200",
            "median": "0.263000",
            "p10": "0.085000",
            "p90": "0.363000",
            "latest_value": "0.388000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "mg(PO4)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2023,
            "sample_count": 5,
            "minimum": "1.600000",
            "maximum": "46.000000",
            "mean": "20.880000",
            "median": "19.000000",
            "p10": "1.600000",
            "p90": "33.000000",
            "latest_value": "1.600000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "mg(NO3)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1319",
            "parameter": "Azote Kjeldahl",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.690000",
            "maximum": "1.000000",
            "mean": "0.896000",
            "median": "0.960000",
            "p10": "0.690000",
            "p90": "0.970000",
            "latest_value": "1.000000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "mg(N)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.162000",
            "maximum": "0.226000",
            "mean": "0.191600",
            "median": "0.193000",
            "p10": "0.162000",
            "p90": "0.208000",
            "latest_value": "0.226000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "mg(P)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.030000",
            "maximum": "0.190000",
            "mean": "0.100000",
            "median": "0.060000",
            "p10": "0.030000",
            "p90": "0.170000",
            "latest_value": "0.060000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "mg(NO2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6660",
            "parameter": "Tolyltriazole",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.013000",
            "maximum": "0.266000",
            "mean": "0.076800",
            "median": "0.021000",
            "p10": "0.013000",
            "p90": "0.068000",
            "latest_value": "0.013000",
            "latest_at": "2023-11-22 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7727",
            "parameter": "Diméthachlore CGA 369873",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.014000",
            "maximum": "0.032000",
            "mean": "0.020800",
            "median": "0.017000",
            "p10": "0.014000",
            "p90": "0.026000",
            "latest_value": "0.032000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1136",
            "parameter": "Chlortoluron",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.004000",
            "maximum": "0.093000",
            "mean": "0.027600",
            "median": "0.014000",
            "p10": "0.004000",
            "p90": "0.021000",
            "latest_value": "0.093000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7735",
            "parameter": "Diméthénamide OXA",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.014000",
            "maximum": "0.084000",
            "mean": "0.041200",
            "median": "0.043000",
            "p10": "0.014000",
            "p90": "0.048000",
            "latest_value": "0.043000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1414",
            "parameter": "Propyzamide",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.006000",
            "maximum": "0.210000",
            "mean": "0.053200",
            "median": "0.012000",
            "p10": "0.006000",
            "p90": "0.028000",
            "latest_value": "0.210000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "6864",
            "parameter": "Flufénacet ESA",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.008000",
            "maximum": "0.052000",
            "mean": "0.028400",
            "median": "0.025000",
            "p10": "0.008000",
            "p90": "0.036000",
            "latest_value": "0.036000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1506",
            "parameter": "Glyphosate",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.030000",
            "maximum": "0.230000",
            "mean": "0.116000",
            "median": "0.060000",
            "p10": "0.030000",
            "p90": "0.220000",
            "latest_value": "0.030000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1436",
            "parameter": "Phéopigments",
            "year": 2023,
            "sample_count": 4,
            "minimum": "2.500000",
            "maximum": "4.500000",
            "mean": "3.875000",
            "median": "4.250000",
            "p10": "2.500000",
            "p90": "4.500000",
            "latest_value": "2.500000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7716",
            "parameter": "Nicosulfuron ASDM",
            "year": 2023,
            "sample_count": 4,
            "minimum": "0.031000",
            "maximum": "0.176000",
            "mean": "0.104500",
            "median": "0.105500",
            "p10": "0.031000",
            "p90": "0.142000",
            "latest_value": "0.142000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1439",
            "parameter": "Chlorophylle a",
            "year": 2023,
            "sample_count": 4,
            "minimum": "4.700000",
            "maximum": "27.000000",
            "mean": "10.675000",
            "median": "5.500000",
            "p10": "4.700000",
            "p90": "6.200000",
            "latest_value": "4.800000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "7729",
            "parameter": "Métolachlore NOA 413173",
            "year": 2023,
            "sample_count": 4,
            "minimum": "0.036000",
            "maximum": "0.120000",
            "mean": "0.075500",
            "median": "0.073000",
            "p10": "0.036000",
            "p90": "0.108000",
            "latest_value": "0.108000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2023,
            "sample_count": 4,
            "minimum": "1.300000",
            "maximum": "2.100000",
            "mean": "1.800000",
            "median": "1.900000",
            "p10": "1.300000",
            "p90": "2.000000",
            "latest_value": "2.100000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2023,
            "sample_count": 4,
            "minimum": "4.460000",
            "maximum": "8.110000",
            "mean": "6.467500",
            "median": "6.650000",
            "p10": "4.460000",
            "p90": "7.100000",
            "latest_value": "8.110000",
            "latest_at": "2023-09-04 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "8865",
            "parameter": "Chlorothalonil-R471811",
            "year": 2023,
            "sample_count": 3,
            "minimum": "1.090000",
            "maximum": "1.860000",
            "mean": "1.473333",
            "median": "1.470000",
            "p10": "1.090000",
            "p90": "1.470000",
            "latest_value": "1.470000",
            "latest_at": "2023-12-08 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2022,
            "sample_count": 4,
            "minimum": "3.600000",
            "maximum": "20.000000",
            "mean": "13.000000",
            "median": "14.200000",
            "p10": "3.600000",
            "p90": "17.000000",
            "latest_value": "3.600000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2022,
            "sample_count": 4,
            "minimum": "342.000000",
            "maximum": "1360.000000",
            "mean": "731.500000",
            "median": "612.000000",
            "p10": "342.000000",
            "p90": "655.000000",
            "latest_value": "569.000000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2022,
            "sample_count": 4,
            "minimum": "7.200000",
            "maximum": "8.600000",
            "mean": "7.800000",
            "median": "7.700000",
            "p10": "7.200000",
            "p90": "7.800000",
            "latest_value": "8.600000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2022,
            "sample_count": 4,
            "minimum": "7.700000",
            "maximum": "8.300000",
            "mean": "7.925000",
            "median": "7.850000",
            "p10": "7.700000",
            "p90": "8.000000",
            "latest_value": "8.300000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2022,
            "sample_count": 4,
            "minimum": "75.000000",
            "maximum": "88.000000",
            "mean": "79.750000",
            "median": "78.000000",
            "p10": "75.000000",
            "p90": "79.800000",
            "latest_value": "88.000000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2022,
            "sample_count": 3,
            "minimum": "0.345000",
            "maximum": "0.636000",
            "mean": "0.508000",
            "median": "0.543000",
            "p10": "0.345000",
            "p90": "0.543000",
            "latest_value": "0.345000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "8727",
            "parameter": "Température de réception de l'échantillon au laboratoire",
            "year": 2022,
            "sample_count": 3,
            "minimum": "2.100000",
            "maximum": "5.700000",
            "mean": "4.400000",
            "median": "5.400000",
            "p10": "2.100000",
            "p90": "5.400000",
            "latest_value": "2.100000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2022,
            "sample_count": 3,
            "minimum": "7.100000",
            "maximum": "9.100000",
            "mean": "8.000000",
            "median": "7.800000",
            "p10": "7.100000",
            "p90": "7.800000",
            "latest_value": "7.100000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2022,
            "sample_count": 3,
            "minimum": "4.500000",
            "maximum": "7.000000",
            "mean": "5.700000",
            "median": "5.600000",
            "p10": "4.500000",
            "p90": "5.600000",
            "latest_value": "5.600000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2022,
            "sample_count": 3,
            "minimum": "6.900000",
            "maximum": "18.000000",
            "mean": "11.866667",
            "median": "10.700000",
            "p10": "6.900000",
            "p90": "10.700000",
            "latest_value": "18.000000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "04131400",
            "station": "OUDON à CHATELAIS",
            "parameter_code": "1332",
            "parameter": "Turbidité – Disque de Secchi",
            "year": 2022,
            "sample_count": 3,
            "minimum": "20.000000",
            "maximum": "30.000000",
            "mean": "26.666667",
            "median": "30.000000",
            "p10": "20.000000",
            "p90": "30.000000",
            "latest_value": "30.000000",
            "latest_at": "2022-12-14 00:00:00",
            "unit": "cm"
        }
    ]
}