{
    "river": {
        "name": "Le Volp",
        "course_code": "O06-0400",
        "topage_code": null
    },
    "dataset": "quality",
    "extracted_at": "2026-09-22T01:52:02+02:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1342",
            "parameter": "Silicates",
            "year": 2024,
            "sample_count": 12,
            "minimum": "3.720000",
            "maximum": "7.340000",
            "mean": "5.682500",
            "median": "6.005000",
            "p10": "4.260000",
            "p90": "6.320000",
            "latest_value": "5.830000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2024,
            "sample_count": 12,
            "minimum": "4.600000",
            "maximum": "16.900000",
            "mean": "11.108333",
            "median": "10.700000",
            "p10": "7.400000",
            "p90": "14.100000",
            "latest_value": "7.400000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2024,
            "sample_count": 12,
            "minimum": "2.650000",
            "maximum": "5.020000",
            "mean": "3.594167",
            "median": "3.460000",
            "p10": "2.820000",
            "p90": "3.860000",
            "latest_value": "2.820000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2024,
            "sample_count": 12,
            "minimum": "320.000000",
            "maximum": "571.000000",
            "mean": "501.666667",
            "median": "515.000000",
            "p10": "460.000000",
            "p90": "536.000000",
            "latest_value": "460.000000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2024,
            "sample_count": 12,
            "minimum": "6.700000",
            "maximum": "12.500000",
            "mean": "10.250000",
            "median": "10.350000",
            "p10": "9.500000",
            "p90": "11.000000",
            "latest_value": "11.700000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2024,
            "sample_count": 12,
            "minimum": "1.560000",
            "maximum": "5.580000",
            "mean": "2.900000",
            "median": "2.955000",
            "p10": "1.780000",
            "p90": "3.510000",
            "latest_value": "3.080000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2024,
            "sample_count": 12,
            "minimum": "8.000000",
            "maximum": "8.400000",
            "mean": "8.250000",
            "median": "8.250000",
            "p10": "8.200000",
            "p90": "8.300000",
            "latest_value": "8.200000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2024,
            "sample_count": 12,
            "minimum": "70.000000",
            "maximum": "104.000000",
            "mean": "96.750000",
            "median": "97.850000",
            "p10": "95.300000",
            "p90": "102.000000",
            "latest_value": "100.000000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2024,
            "sample_count": 11,
            "minimum": "0.012000",
            "maximum": "0.025000",
            "mean": "0.019273",
            "median": "0.021000",
            "p10": "0.014000",
            "p90": "0.024000",
            "latest_value": "0.021000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2024,
            "sample_count": 11,
            "minimum": "0.014000",
            "maximum": "0.033000",
            "mean": "0.020000",
            "median": "0.017000",
            "p10": "0.014000",
            "p90": "0.030000",
            "latest_value": "0.017000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2024,
            "sample_count": 10,
            "minimum": "0.021000",
            "maximum": "0.048000",
            "mean": "0.034000",
            "median": "0.034000",
            "p10": "0.021000",
            "p90": "0.043000",
            "latest_value": "0.043000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2024,
            "sample_count": 7,
            "minimum": "0.500000",
            "maximum": "1.000000",
            "mean": "0.757143",
            "median": "0.800000",
            "p10": "0.500000",
            "p90": "0.900000",
            "latest_value": "0.500000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2024,
            "sample_count": 4,
            "minimum": "6.500000",
            "maximum": "46.000000",
            "mean": "16.850000",
            "median": "7.450000",
            "p10": "6.500000",
            "p90": "8.200000",
            "latest_value": "8.200000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2024,
            "sample_count": 4,
            "minimum": "3.800000",
            "maximum": "25.000000",
            "mean": "10.500000",
            "median": "6.600000",
            "p10": "3.800000",
            "p90": "6.800000",
            "latest_value": "3.800000",
            "latest_at": "2024-12-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2024,
            "sample_count": 3,
            "minimum": "0.011000",
            "maximum": "0.015000",
            "mean": "0.013000",
            "median": "0.013000",
            "p10": "0.011000",
            "p90": "0.013000",
            "latest_value": "0.011000",
            "latest_at": "2024-07-22 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1319",
            "parameter": "Azote Kjeldahl",
            "year": 2024,
            "sample_count": 2,
            "minimum": "0.600000",
            "maximum": "0.800000",
            "mean": "0.700000",
            "median": "0.700000",
            "p10": "0.600000",
            "p90": "0.600000",
            "latest_value": "0.600000",
            "latest_at": "2024-10-14 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1327",
            "parameter": "Hydrogénocarbonates",
            "year": 2024,
            "sample_count": 2,
            "minimum": "308.000000",
            "maximum": "328.000000",
            "mean": "318.000000",
            "median": "318.000000",
            "p10": "308.000000",
            "p90": "308.000000",
            "latest_value": "308.000000",
            "latest_at": "2024-09-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1372",
            "parameter": "Magnésium",
            "year": 2024,
            "sample_count": 2,
            "minimum": "16.000000",
            "maximum": "18.200000",
            "mean": "17.100000",
            "median": "17.100000",
            "p10": "16.000000",
            "p90": "16.000000",
            "latest_value": "16.000000",
            "latest_at": "2024-09-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1374",
            "parameter": "Calcium",
            "year": 2024,
            "sample_count": 2,
            "minimum": "89.900000",
            "maximum": "92.600000",
            "mean": "91.250000",
            "median": "91.250000",
            "p10": "89.900000",
            "p90": "89.900000",
            "latest_value": "89.900000",
            "latest_at": "2024-09-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1347",
            "parameter": "Titre alcalimétrique complet (T.A.C.)",
            "year": 2024,
            "sample_count": 2,
            "minimum": "25.800000",
            "maximum": "27.500000",
            "mean": "26.650000",
            "median": "26.650000",
            "p10": "25.800000",
            "p90": "25.800000",
            "latest_value": "25.800000",
            "latest_at": "2024-09-16 00:00:00",
            "unit": "°f"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1345",
            "parameter": "Dureté totale",
            "year": 2024,
            "sample_count": 2,
            "minimum": "29.100000",
            "maximum": "30.600000",
            "mean": "29.850000",
            "median": "29.850000",
            "p10": "29.100000",
            "p90": "29.100000",
            "latest_value": "29.100000",
            "latest_at": "2024-09-16 00:00:00",
            "unit": "°f"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1337",
            "parameter": "Chlorures",
            "year": 2024,
            "sample_count": 2,
            "minimum": "4.300000",
            "maximum": "4.900000",
            "mean": "4.600000",
            "median": "4.600000",
            "p10": "4.300000",
            "p90": "4.300000",
            "latest_value": "4.300000",
            "latest_at": "2024-09-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1375",
            "parameter": "Sodium",
            "year": 2024,
            "sample_count": 2,
            "minimum": "3.800000",
            "maximum": "3.900000",
            "mean": "3.850000",
            "median": "3.850000",
            "p10": "3.800000",
            "p90": "3.800000",
            "latest_value": "3.800000",
            "latest_at": "2024-09-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1367",
            "parameter": "Potassium",
            "year": 2024,
            "sample_count": 2,
            "minimum": "1.500000",
            "maximum": "2.000000",
            "mean": "1.750000",
            "median": "1.750000",
            "p10": "1.500000",
            "p90": "1.500000",
            "latest_value": "2.000000",
            "latest_at": "2024-09-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1338",
            "parameter": "Sulfates",
            "year": 2024,
            "sample_count": 2,
            "minimum": "9.000000",
            "maximum": "11.900000",
            "mean": "10.450000",
            "median": "10.450000",
            "p10": "9.000000",
            "p90": "9.000000",
            "latest_value": "9.000000",
            "latest_at": "2024-09-16 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1369",
            "parameter": "Arsenic",
            "year": 2024,
            "sample_count": 1,
            "minimum": "8.920000",
            "maximum": "8.920000",
            "mean": "8.920000",
            "median": "8.920000",
            "p10": "8.920000",
            "p90": "8.920000",
            "latest_value": "8.920000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1383",
            "parameter": "Zinc",
            "year": 2024,
            "sample_count": 1,
            "minimum": "44.800000",
            "maximum": "44.800000",
            "mean": "44.800000",
            "median": "44.800000",
            "p10": "44.800000",
            "p90": "44.800000",
            "latest_value": "44.800000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "7044",
            "parameter": "Particules - Classe granulométrique : supérieure à 200 µm",
            "year": 2024,
            "sample_count": 1,
            "minimum": "72.540000",
            "maximum": "72.540000",
            "mean": "72.540000",
            "median": "72.540000",
            "p10": "72.540000",
            "p90": "72.540000",
            "latest_value": "72.540000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "3054",
            "parameter": "Particules - Classe granulométrique : 20 à 63 µm",
            "year": 2024,
            "sample_count": 1,
            "minimum": "6.300000",
            "maximum": "6.300000",
            "mean": "6.300000",
            "median": "6.300000",
            "p10": "6.300000",
            "p90": "6.300000",
            "latest_value": "6.300000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1382",
            "parameter": "Plomb",
            "year": 2024,
            "sample_count": 1,
            "minimum": "18.800000",
            "maximum": "18.800000",
            "mean": "18.800000",
            "median": "18.800000",
            "p10": "18.800000",
            "p90": "18.800000",
            "latest_value": "18.800000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1386",
            "parameter": "Nickel",
            "year": 2024,
            "sample_count": 1,
            "minimum": "16.700000",
            "maximum": "16.700000",
            "mean": "16.700000",
            "median": "16.700000",
            "p10": "16.700000",
            "p90": "16.700000",
            "latest_value": "16.700000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "6228",
            "parameter": "Particules - Classe granulométrique : inférieure à 20 µm",
            "year": 2024,
            "sample_count": 1,
            "minimum": "12.220000",
            "maximum": "12.220000",
            "mean": "12.220000",
            "median": "12.220000",
            "p10": "12.220000",
            "p90": "12.220000",
            "latest_value": "12.220000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1392",
            "parameter": "Cuivre",
            "year": 2024,
            "sample_count": 1,
            "minimum": "11.700000",
            "maximum": "11.700000",
            "mean": "11.700000",
            "median": "11.700000",
            "p10": "11.700000",
            "p90": "11.700000",
            "latest_value": "11.700000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1388",
            "parameter": "Cadmium",
            "year": 2024,
            "sample_count": 1,
            "minimum": "0.120000",
            "maximum": "0.120000",
            "mean": "0.120000",
            "median": "0.120000",
            "p10": "0.120000",
            "p90": "0.120000",
            "latest_value": "0.120000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "7042",
            "parameter": "Particules - Classe granulométrique : 63 à 150 µm",
            "year": 2024,
            "sample_count": 1,
            "minimum": "7.260000",
            "maximum": "7.260000",
            "mean": "7.260000",
            "median": "7.260000",
            "p10": "7.260000",
            "p90": "7.260000",
            "latest_value": "7.260000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1389",
            "parameter": "Chrome",
            "year": 2024,
            "sample_count": 1,
            "minimum": "19.700000",
            "maximum": "19.700000",
            "mean": "19.700000",
            "median": "19.700000",
            "p10": "19.700000",
            "p90": "19.700000",
            "latest_value": "19.700000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "7043",
            "parameter": "Particules - Classe granulométrique : 150 à 200 µm",
            "year": 2024,
            "sample_count": 1,
            "minimum": "1.670000",
            "maximum": "1.670000",
            "mean": "1.670000",
            "median": "1.670000",
            "p10": "1.670000",
            "p90": "1.670000",
            "latest_value": "1.670000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1387",
            "parameter": "Mercure",
            "year": 2024,
            "sample_count": 1,
            "minimum": "0.510000",
            "maximum": "0.510000",
            "mean": "0.510000",
            "median": "0.510000",
            "p10": "0.510000",
            "p90": "0.510000",
            "latest_value": "0.510000",
            "latest_at": "2024-09-04 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2023,
            "sample_count": 6,
            "minimum": "7.600000",
            "maximum": "12.000000",
            "mean": "9.850000",
            "median": "10.250000",
            "p10": "7.600000",
            "p90": "10.800000",
            "latest_value": "10.200000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2023,
            "sample_count": 6,
            "minimum": "82.700000",
            "maximum": "99.000000",
            "mean": "93.300000",
            "median": "94.550000",
            "p10": "82.700000",
            "p90": "99.000000",
            "latest_value": "91.100000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2023,
            "sample_count": 6,
            "minimum": "1.990000",
            "maximum": "3.800000",
            "mean": "2.850000",
            "median": "2.575000",
            "p10": "1.990000",
            "p90": "3.650000",
            "latest_value": "3.650000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1342",
            "parameter": "Silicates",
            "year": 2023,
            "sample_count": 6,
            "minimum": "3.740000",
            "maximum": "6.050000",
            "mean": "5.058333",
            "median": "5.325000",
            "p10": "3.740000",
            "p90": "5.800000",
            "latest_value": "6.050000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2023,
            "sample_count": 6,
            "minimum": "8.000000",
            "maximum": "8.300000",
            "mean": "8.200000",
            "median": "8.200000",
            "p10": "8.000000",
            "p90": "8.300000",
            "latest_value": "8.000000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2023,
            "sample_count": 6,
            "minimum": "3.130000",
            "maximum": "4.780000",
            "mean": "4.211667",
            "median": "4.570000",
            "p10": "3.130000",
            "p90": "4.770000",
            "latest_value": "4.770000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2023,
            "sample_count": 6,
            "minimum": "5.700000",
            "maximum": "17.300000",
            "mean": "11.616667",
            "median": "10.500000",
            "p10": "5.700000",
            "p90": "16.900000",
            "latest_value": "8.800000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2023,
            "sample_count": 6,
            "minimum": "449.000000",
            "maximum": "565.000000",
            "mean": "512.333333",
            "median": "507.000000",
            "p10": "449.000000",
            "p90": "563.000000",
            "latest_value": "516.000000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2023,
            "sample_count": 6,
            "minimum": "0.012000",
            "maximum": "0.034000",
            "mean": "0.019833",
            "median": "0.018000",
            "p10": "0.012000",
            "p90": "0.025000",
            "latest_value": "0.012000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.600000",
            "maximum": "1.500000",
            "mean": "0.800000",
            "median": "0.600000",
            "p10": "0.600000",
            "p90": "0.700000",
            "latest_value": "0.600000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.011000",
            "maximum": "0.087000",
            "mean": "0.028000",
            "median": "0.014000",
            "p10": "0.011000",
            "p90": "0.015000",
            "latest_value": "0.014000",
            "latest_at": "2023-11-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2023,
            "sample_count": 3,
            "minimum": "2.300000",
            "maximum": "6.100000",
            "mean": "3.600000",
            "median": "2.400000",
            "p10": "2.300000",
            "p90": "2.400000",
            "latest_value": "2.300000",
            "latest_at": "2023-05-22 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1375",
            "parameter": "Sodium",
            "year": 2023,
            "sample_count": 2,
            "minimum": "3.400000",
            "maximum": "4.200000",
            "mean": "3.800000",
            "median": "3.800000",
            "p10": "3.400000",
            "p90": "3.400000",
            "latest_value": "3.400000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1337",
            "parameter": "Chlorures",
            "year": 2023,
            "sample_count": 2,
            "minimum": "5.300000",
            "maximum": "5.500000",
            "mean": "5.400000",
            "median": "5.400000",
            "p10": "5.300000",
            "p90": "5.300000",
            "latest_value": "5.500000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1338",
            "parameter": "Sulfates",
            "year": 2023,
            "sample_count": 2,
            "minimum": "10.300000",
            "maximum": "15.200000",
            "mean": "12.750000",
            "median": "12.750000",
            "p10": "10.300000",
            "p90": "10.300000",
            "latest_value": "10.300000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2023,
            "sample_count": 2,
            "minimum": "0.011000",
            "maximum": "0.019000",
            "mean": "0.015000",
            "median": "0.015000",
            "p10": "0.011000",
            "p90": "0.011000",
            "latest_value": "0.011000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1347",
            "parameter": "Titre alcalimétrique complet (T.A.C.)",
            "year": 2023,
            "sample_count": 2,
            "minimum": "23.400000",
            "maximum": "29.000000",
            "mean": "26.200000",
            "median": "26.200000",
            "p10": "23.400000",
            "p90": "23.400000",
            "latest_value": "29.000000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "°f"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1367",
            "parameter": "Potassium",
            "year": 2023,
            "sample_count": 2,
            "minimum": "2.100000",
            "maximum": "2.900000",
            "mean": "2.500000",
            "median": "2.500000",
            "p10": "2.100000",
            "p90": "2.100000",
            "latest_value": "2.900000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1327",
            "parameter": "Hydrogénocarbonates",
            "year": 2023,
            "sample_count": 2,
            "minimum": "281.000000",
            "maximum": "346.000000",
            "mean": "313.500000",
            "median": "313.500000",
            "p10": "281.000000",
            "p90": "281.000000",
            "latest_value": "346.000000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1372",
            "parameter": "Magnésium",
            "year": 2023,
            "sample_count": 2,
            "minimum": "15.300000",
            "maximum": "25.900000",
            "mean": "20.600000",
            "median": "20.600000",
            "p10": "15.300000",
            "p90": "15.300000",
            "latest_value": "25.900000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1345",
            "parameter": "Dureté totale",
            "year": 2023,
            "sample_count": 2,
            "minimum": "25.900000",
            "maximum": "31.000000",
            "mean": "28.450000",
            "median": "28.450000",
            "p10": "25.900000",
            "p90": "25.900000",
            "latest_value": "31.000000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "°f"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2023,
            "sample_count": 2,
            "minimum": "8.400000",
            "maximum": "12.000000",
            "mean": "10.200000",
            "median": "10.200000",
            "p10": "8.400000",
            "p90": "8.400000",
            "latest_value": "8.400000",
            "latest_at": "2023-05-22 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1374",
            "parameter": "Calcium",
            "year": 2023,
            "sample_count": 2,
            "minimum": "78.400000",
            "maximum": "81.500000",
            "mean": "79.950000",
            "median": "79.950000",
            "p10": "78.400000",
            "p90": "78.400000",
            "latest_value": "81.500000",
            "latest_at": "2023-09-18 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2023,
            "sample_count": 2,
            "minimum": "0.033000",
            "maximum": "0.034000",
            "mean": "0.033500",
            "median": "0.033500",
            "p10": "0.033000",
            "p90": "0.033000",
            "latest_value": "0.034000",
            "latest_at": "2023-05-22 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1387",
            "parameter": "Mercure",
            "year": 2023,
            "sample_count": 1,
            "minimum": "0.060000",
            "maximum": "0.060000",
            "mean": "0.060000",
            "median": "0.060000",
            "p10": "0.060000",
            "p90": "0.060000",
            "latest_value": "0.060000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "3054",
            "parameter": "Particules - Classe granulométrique : 20 à 63 µm",
            "year": 2023,
            "sample_count": 1,
            "minimum": "9.690000",
            "maximum": "9.690000",
            "mean": "9.690000",
            "median": "9.690000",
            "p10": "9.690000",
            "p90": "9.690000",
            "latest_value": "9.690000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "7044",
            "parameter": "Particules - Classe granulométrique : supérieure à 200 µm",
            "year": 2023,
            "sample_count": 1,
            "minimum": "64.460000",
            "maximum": "64.460000",
            "mean": "64.460000",
            "median": "64.460000",
            "p10": "64.460000",
            "p90": "64.460000",
            "latest_value": "64.460000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "7043",
            "parameter": "Particules - Classe granulométrique : 150 à 200 µm",
            "year": 2023,
            "sample_count": 1,
            "minimum": "0.830000",
            "maximum": "0.830000",
            "mean": "0.830000",
            "median": "0.830000",
            "p10": "0.830000",
            "p90": "0.830000",
            "latest_value": "0.830000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "7042",
            "parameter": "Particules - Classe granulométrique : 63 à 150 µm",
            "year": 2023,
            "sample_count": 1,
            "minimum": "4.330000",
            "maximum": "4.330000",
            "mean": "4.330000",
            "median": "4.330000",
            "p10": "4.330000",
            "p90": "4.330000",
            "latest_value": "4.330000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1386",
            "parameter": "Nickel",
            "year": 2023,
            "sample_count": 1,
            "minimum": "19.800000",
            "maximum": "19.800000",
            "mean": "19.800000",
            "median": "19.800000",
            "p10": "19.800000",
            "p90": "19.800000",
            "latest_value": "19.800000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1392",
            "parameter": "Cuivre",
            "year": 2023,
            "sample_count": 1,
            "minimum": "13.300000",
            "maximum": "13.300000",
            "mean": "13.300000",
            "median": "13.300000",
            "p10": "13.300000",
            "p90": "13.300000",
            "latest_value": "13.300000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1389",
            "parameter": "Chrome",
            "year": 2023,
            "sample_count": 1,
            "minimum": "19.900000",
            "maximum": "19.900000",
            "mean": "19.900000",
            "median": "19.900000",
            "p10": "19.900000",
            "p90": "19.900000",
            "latest_value": "19.900000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "6228",
            "parameter": "Particules - Classe granulométrique : inférieure à 20 µm",
            "year": 2023,
            "sample_count": 1,
            "minimum": "20.690000",
            "maximum": "20.690000",
            "mean": "20.690000",
            "median": "20.690000",
            "p10": "20.690000",
            "p90": "20.690000",
            "latest_value": "20.690000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1388",
            "parameter": "Cadmium",
            "year": 2023,
            "sample_count": 1,
            "minimum": "0.160000",
            "maximum": "0.160000",
            "mean": "0.160000",
            "median": "0.160000",
            "p10": "0.160000",
            "p90": "0.160000",
            "latest_value": "0.160000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1382",
            "parameter": "Plomb",
            "year": 2023,
            "sample_count": 1,
            "minimum": "18.300000",
            "maximum": "18.300000",
            "mean": "18.300000",
            "median": "18.300000",
            "p10": "18.300000",
            "p90": "18.300000",
            "latest_value": "18.300000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1369",
            "parameter": "Arsenic",
            "year": 2023,
            "sample_count": 1,
            "minimum": "10.500000",
            "maximum": "10.500000",
            "mean": "10.500000",
            "median": "10.500000",
            "p10": "10.500000",
            "p90": "10.500000",
            "latest_value": "10.500000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1383",
            "parameter": "Zinc",
            "year": 2023,
            "sample_count": 1,
            "minimum": "53.600000",
            "maximum": "53.600000",
            "mean": "53.600000",
            "median": "53.600000",
            "p10": "53.600000",
            "p90": "53.600000",
            "latest_value": "53.600000",
            "latest_at": "2023-08-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2022,
            "sample_count": 12,
            "minimum": "79.000000",
            "maximum": "124.000000",
            "mean": "96.833333",
            "median": "94.500000",
            "p10": "86.000000",
            "p90": "100.000000",
            "latest_value": "96.000000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2022,
            "sample_count": 12,
            "minimum": "7.200000",
            "maximum": "13.300000",
            "mean": "10.041667",
            "median": "9.800000",
            "p10": "7.600000",
            "p90": "12.700000",
            "latest_value": "10.700000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2022,
            "sample_count": 12,
            "minimum": "3.600000",
            "maximum": "19.000000",
            "mean": "12.366667",
            "median": "11.200000",
            "p10": "7.900000",
            "p90": "17.600000",
            "latest_value": "7.900000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1342",
            "parameter": "Silicates",
            "year": 2022,
            "sample_count": 12,
            "minimum": "1.650000",
            "maximum": "2.900000",
            "mean": "2.288333",
            "median": "2.425000",
            "p10": "1.800000",
            "p90": "2.560000",
            "latest_value": "2.560000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2022,
            "sample_count": 12,
            "minimum": "8.000000",
            "maximum": "8.400000",
            "mean": "8.183333",
            "median": "8.200000",
            "p10": "8.000000",
            "p90": "8.300000",
            "latest_value": "8.100000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2022,
            "sample_count": 12,
            "minimum": "1.450000",
            "maximum": "4.380000",
            "mean": "2.196667",
            "median": "1.835000",
            "p10": "1.480000",
            "p90": "2.740000",
            "latest_value": "3.640000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2022,
            "sample_count": 12,
            "minimum": "465.000000",
            "maximum": "587.000000",
            "mean": "524.833333",
            "median": "528.500000",
            "p10": "473.000000",
            "p90": "563.000000",
            "latest_value": "496.000000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2022,
            "sample_count": 12,
            "minimum": "1.340000",
            "maximum": "7.960000",
            "mean": "3.721667",
            "median": "3.285000",
            "p10": "2.000000",
            "p90": "4.630000",
            "latest_value": "5.720000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2022,
            "sample_count": 12,
            "minimum": "0.790000",
            "maximum": "31.000000",
            "mean": "4.665833",
            "median": "2.500000",
            "p10": "0.810000",
            "p90": "4.100000",
            "latest_value": "4.100000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2022,
            "sample_count": 11,
            "minimum": "0.011000",
            "maximum": "0.029000",
            "mean": "0.019909",
            "median": "0.020000",
            "p10": "0.014000",
            "p90": "0.029000",
            "latest_value": "0.014000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2022,
            "sample_count": 11,
            "minimum": "0.011000",
            "maximum": "0.036000",
            "mean": "0.017636",
            "median": "0.015000",
            "p10": "0.012000",
            "p90": "0.029000",
            "latest_value": "0.015000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2022,
            "sample_count": 10,
            "minimum": "0.600000",
            "maximum": "1.500000",
            "mean": "0.930000",
            "median": "0.850000",
            "p10": "0.600000",
            "p90": "1.200000",
            "latest_value": "0.900000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2022,
            "sample_count": 6,
            "minimum": "0.020000",
            "maximum": "0.036000",
            "mean": "0.028167",
            "median": "0.029000",
            "p10": "0.020000",
            "p90": "0.031000",
            "latest_value": "0.031000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2022,
            "sample_count": 5,
            "minimum": "2.200000",
            "maximum": "32.000000",
            "mean": "8.560000",
            "median": "2.700000",
            "p10": "2.200000",
            "p90": "3.600000",
            "latest_value": "2.300000",
            "latest_at": "2022-12-13 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2022,
            "sample_count": 4,
            "minimum": "0.013000",
            "maximum": "0.033000",
            "mean": "0.018000",
            "median": "0.013000",
            "p10": "0.013000",
            "p90": "0.013000",
            "latest_value": "0.013000",
            "latest_at": "2022-11-22 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1369",
            "parameter": "Arsenic",
            "year": 2022,
            "sample_count": 3,
            "minimum": "0.300000",
            "maximum": "0.400000",
            "mean": "0.333333",
            "median": "0.300000",
            "p10": "0.300000",
            "p90": "0.300000",
            "latest_value": "0.300000",
            "latest_at": "2022-11-22 00:00:00",
            "unit": "µg(As)/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1347",
            "parameter": "Titre alcalimétrique complet (T.A.C.)",
            "year": 2022,
            "sample_count": 2,
            "minimum": "24.700000",
            "maximum": "29.300000",
            "mean": "27.000000",
            "median": "27.000000",
            "p10": "24.700000",
            "p90": "24.700000",
            "latest_value": "29.300000",
            "latest_at": "2022-09-20 00:00:00",
            "unit": "°f"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1392",
            "parameter": "Cuivre",
            "year": 2022,
            "sample_count": 2,
            "minimum": "0.800000",
            "maximum": "2.000000",
            "mean": "1.400000",
            "median": "1.400000",
            "p10": "0.800000",
            "p90": "0.800000",
            "latest_value": "0.800000",
            "latest_at": "2022-11-22 00:00:00",
            "unit": "µg(Cu)/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1374",
            "parameter": "Calcium",
            "year": 2022,
            "sample_count": 2,
            "minimum": "80.700000",
            "maximum": "81.100000",
            "mean": "80.900000",
            "median": "80.900000",
            "p10": "80.700000",
            "p90": "80.700000",
            "latest_value": "81.100000",
            "latest_at": "2022-09-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1372",
            "parameter": "Magnésium",
            "year": 2022,
            "sample_count": 2,
            "minimum": "14.800000",
            "maximum": "25.600000",
            "mean": "20.200000",
            "median": "20.200000",
            "p10": "14.800000",
            "p90": "14.800000",
            "latest_value": "25.600000",
            "latest_at": "2022-09-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1337",
            "parameter": "Chlorures",
            "year": 2022,
            "sample_count": 2,
            "minimum": "4.400000",
            "maximum": "4.600000",
            "mean": "4.500000",
            "median": "4.500000",
            "p10": "4.400000",
            "p90": "4.400000",
            "latest_value": "4.600000",
            "latest_at": "2022-09-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1338",
            "parameter": "Sulfates",
            "year": 2022,
            "sample_count": 2,
            "minimum": "9.700000",
            "maximum": "13.200000",
            "mean": "11.450000",
            "median": "11.450000",
            "p10": "9.700000",
            "p90": "9.700000",
            "latest_value": "9.700000",
            "latest_at": "2022-09-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1375",
            "parameter": "Sodium",
            "year": 2022,
            "sample_count": 2,
            "minimum": "2.800000",
            "maximum": "3.500000",
            "mean": "3.150000",
            "median": "3.150000",
            "p10": "2.800000",
            "p90": "2.800000",
            "latest_value": "2.800000",
            "latest_at": "2022-09-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1345",
            "parameter": "Dureté totale",
            "year": 2022,
            "sample_count": 2,
            "minimum": "26.300000",
            "maximum": "30.800000",
            "mean": "28.550000",
            "median": "28.550000",
            "p10": "26.300000",
            "p90": "26.300000",
            "latest_value": "30.800000",
            "latest_at": "2022-09-20 00:00:00",
            "unit": "°f"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1327",
            "parameter": "Hydrogénocarbonates",
            "year": 2022,
            "sample_count": 2,
            "minimum": "299.000000",
            "maximum": "352.000000",
            "mean": "325.500000",
            "median": "325.500000",
            "p10": "299.000000",
            "p90": "299.000000",
            "latest_value": "352.000000",
            "latest_at": "2022-09-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1367",
            "parameter": "Potassium",
            "year": 2022,
            "sample_count": 2,
            "minimum": "1.400000",
            "maximum": "2.700000",
            "mean": "2.050000",
            "median": "2.050000",
            "p10": "1.400000",
            "p90": "1.400000",
            "latest_value": "2.700000",
            "latest_at": "2022-09-20 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1382",
            "parameter": "Plomb",
            "year": 2022,
            "sample_count": 1,
            "minimum": "20.400000",
            "maximum": "20.400000",
            "mean": "20.400000",
            "median": "20.400000",
            "p10": "20.400000",
            "p90": "20.400000",
            "latest_value": "20.400000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1387",
            "parameter": "Mercure",
            "year": 2022,
            "sample_count": 1,
            "minimum": "0.110000",
            "maximum": "0.110000",
            "mean": "0.110000",
            "median": "0.110000",
            "p10": "0.110000",
            "p90": "0.110000",
            "latest_value": "0.110000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "7043",
            "parameter": "Particules - Classe granulométrique : 150 à 200 µm",
            "year": 2022,
            "sample_count": 1,
            "minimum": "3.900000",
            "maximum": "3.900000",
            "mean": "3.900000",
            "median": "3.900000",
            "p10": "3.900000",
            "p90": "3.900000",
            "latest_value": "3.900000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1319",
            "parameter": "Azote Kjeldahl",
            "year": 2022,
            "sample_count": 1,
            "minimum": "1.000000",
            "maximum": "1.000000",
            "mean": "1.000000",
            "median": "1.000000",
            "p10": "1.000000",
            "p90": "1.000000",
            "latest_value": "1.000000",
            "latest_at": "2022-11-22 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "3054",
            "parameter": "Particules - Classe granulométrique : 20 à 63 µm",
            "year": 2022,
            "sample_count": 1,
            "minimum": "15.200000",
            "maximum": "15.200000",
            "mean": "15.200000",
            "median": "15.200000",
            "p10": "15.200000",
            "p90": "15.200000",
            "latest_value": "15.200000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "6228",
            "parameter": "Particules - Classe granulométrique : inférieure à 20 µm",
            "year": 2022,
            "sample_count": 1,
            "minimum": "19.700000",
            "maximum": "19.700000",
            "mean": "19.700000",
            "median": "19.700000",
            "p10": "19.700000",
            "p90": "19.700000",
            "latest_value": "19.700000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1369",
            "parameter": "Arsenic",
            "year": 2022,
            "sample_count": 1,
            "minimum": "15.000000",
            "maximum": "15.000000",
            "mean": "15.000000",
            "median": "15.000000",
            "p10": "15.000000",
            "p90": "15.000000",
            "latest_value": "15.000000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1383",
            "parameter": "Zinc",
            "year": 2022,
            "sample_count": 1,
            "minimum": "65.100000",
            "maximum": "65.100000",
            "mean": "65.100000",
            "median": "65.100000",
            "p10": "65.100000",
            "p90": "65.100000",
            "latest_value": "65.100000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1392",
            "parameter": "Cuivre",
            "year": 2022,
            "sample_count": 1,
            "minimum": "15.100000",
            "maximum": "15.100000",
            "mean": "15.100000",
            "median": "15.100000",
            "p10": "15.100000",
            "p90": "15.100000",
            "latest_value": "15.100000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1386",
            "parameter": "Nickel",
            "year": 2022,
            "sample_count": 1,
            "minimum": "25.300000",
            "maximum": "25.300000",
            "mean": "25.300000",
            "median": "25.300000",
            "p10": "25.300000",
            "p90": "25.300000",
            "latest_value": "25.300000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "7042",
            "parameter": "Particules - Classe granulométrique : 63 à 150 µm",
            "year": 2022,
            "sample_count": 1,
            "minimum": "12.300000",
            "maximum": "12.300000",
            "mean": "12.300000",
            "median": "12.300000",
            "p10": "12.300000",
            "p90": "12.300000",
            "latest_value": "12.300000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1389",
            "parameter": "Chrome",
            "year": 2022,
            "sample_count": 1,
            "minimum": "67.900000",
            "maximum": "67.900000",
            "mean": "67.900000",
            "median": "67.900000",
            "p10": "67.900000",
            "p90": "67.900000",
            "latest_value": "67.900000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "mg/(kg MS)"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "7044",
            "parameter": "Particules - Classe granulométrique : supérieure à 200 µm",
            "year": 2022,
            "sample_count": 1,
            "minimum": "49.000000",
            "maximum": "49.000000",
            "mean": "49.000000",
            "median": "49.000000",
            "p10": "49.000000",
            "p90": "49.000000",
            "latest_value": "49.000000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "05176900",
            "station": "Le Volp en amont de Contrazy",
            "parameter_code": "1388",
            "parameter": "Cadmium",
            "year": 2022,
            "sample_count": 1,
            "minimum": "0.200000",
            "maximum": "0.200000",
            "mean": "0.200000",
            "median": "0.200000",
            "p10": "0.200000",
            "p90": "0.200000",
            "latest_value": "0.200000",
            "latest_at": "2022-11-03 00:00:00",
            "unit": "mg/(kg MS)"
        }
    ]
}