{
    "river": {
        "name": "le Creuzançais",
        "course_code": "L4644000",
        "topage_code": null
    },
    "dataset": "quality",
    "extracted_at": "2026-11-09T13:00:56+01:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "2831",
            "parameter": "Phosphore échangeable",
            "year": 2023,
            "sample_count": 1,
            "minimum": "0.390000",
            "maximum": "0.390000",
            "mean": "0.390000",
            "median": "0.390000",
            "p10": "0.390000",
            "p90": "0.390000",
            "latest_value": "0.390000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2023,
            "sample_count": 1,
            "minimum": "0.900000",
            "maximum": "0.900000",
            "mean": "0.900000",
            "median": "0.900000",
            "p10": "0.900000",
            "p90": "0.900000",
            "latest_value": "0.900000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2023,
            "sample_count": 1,
            "minimum": "0.243000",
            "maximum": "0.243000",
            "mean": "0.243000",
            "median": "0.243000",
            "p10": "0.243000",
            "p90": "0.243000",
            "latest_value": "0.243000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2023,
            "sample_count": 1,
            "minimum": "4.000000",
            "maximum": "4.000000",
            "mean": "4.000000",
            "median": "4.000000",
            "p10": "4.000000",
            "p90": "4.000000",
            "latest_value": "4.000000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2023,
            "sample_count": 1,
            "minimum": "4.400000",
            "maximum": "4.400000",
            "mean": "4.400000",
            "median": "4.400000",
            "p10": "4.400000",
            "p90": "4.400000",
            "latest_value": "4.400000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2023,
            "sample_count": 1,
            "minimum": "0.017000",
            "maximum": "0.017000",
            "mean": "0.017000",
            "median": "0.017000",
            "p10": "0.017000",
            "p90": "0.017000",
            "latest_value": "0.017000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2023,
            "sample_count": 1,
            "minimum": "614.000000",
            "maximum": "614.000000",
            "mean": "614.000000",
            "median": "614.000000",
            "p10": "614.000000",
            "p90": "614.000000",
            "latest_value": "614.000000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "µS"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2023,
            "sample_count": 1,
            "minimum": "7.080000",
            "maximum": "7.080000",
            "mean": "7.080000",
            "median": "7.080000",
            "p10": "7.080000",
            "p90": "7.080000",
            "latest_value": "7.080000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2023,
            "sample_count": 1,
            "minimum": "54.600000",
            "maximum": "54.600000",
            "mean": "54.600000",
            "median": "54.600000",
            "p10": "54.600000",
            "p90": "54.600000",
            "latest_value": "54.600000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2023,
            "sample_count": 1,
            "minimum": "0.170000",
            "maximum": "0.170000",
            "mean": "0.170000",
            "median": "0.170000",
            "p10": "0.170000",
            "p90": "0.170000",
            "latest_value": "0.170000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2023,
            "sample_count": 1,
            "minimum": "14.600000",
            "maximum": "14.600000",
            "mean": "14.600000",
            "median": "14.600000",
            "p10": "14.600000",
            "p90": "14.600000",
            "latest_value": "14.600000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2023,
            "sample_count": 1,
            "minimum": "0.360000",
            "maximum": "0.360000",
            "mean": "0.360000",
            "median": "0.360000",
            "p10": "0.360000",
            "p90": "0.360000",
            "latest_value": "0.360000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546005",
            "station": "CREUZANCAIS A BOUESSE",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2023,
            "sample_count": 1,
            "minimum": "5.410000",
            "maximum": "5.410000",
            "mean": "5.410000",
            "median": "5.410000",
            "p10": "5.410000",
            "p90": "5.410000",
            "latest_value": "5.410000",
            "latest_at": "2023-05-23 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2022,
            "sample_count": 3,
            "minimum": "490.000000",
            "maximum": "537.000000",
            "mean": "512.666667",
            "median": "511.000000",
            "p10": "490.000000",
            "p90": "511.000000",
            "latest_value": "537.000000",
            "latest_at": "2022-05-11 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "8727",
            "parameter": "Température de réception de l'échantillon au laboratoire",
            "year": 2022,
            "sample_count": 3,
            "minimum": "5.000000",
            "maximum": "8.000000",
            "mean": "6.333333",
            "median": "6.000000",
            "p10": "5.000000",
            "p90": "6.000000",
            "latest_value": "6.000000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1342",
            "parameter": "Silicates",
            "year": 2022,
            "sample_count": 3,
            "minimum": "3.680000",
            "maximum": "21.340000",
            "mean": "9.823333",
            "median": "4.450000",
            "p10": "3.680000",
            "p90": "4.450000",
            "latest_value": "21.340000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg(SiO3)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2022,
            "sample_count": 3,
            "minimum": "0.900000",
            "maximum": "2.600000",
            "mean": "1.600000",
            "median": "1.300000",
            "p10": "0.900000",
            "p90": "1.300000",
            "latest_value": "2.600000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2022,
            "sample_count": 3,
            "minimum": "9.600000",
            "maximum": "14.700000",
            "mean": "12.233333",
            "median": "12.400000",
            "p10": "9.600000",
            "p90": "12.400000",
            "latest_value": "14.700000",
            "latest_at": "2022-05-11 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2022,
            "sample_count": 3,
            "minimum": "0.037000",
            "maximum": "0.055000",
            "mean": "0.045000",
            "median": "0.043000",
            "p10": "0.037000",
            "p90": "0.043000",
            "latest_value": "0.055000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg(P)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2022,
            "sample_count": 3,
            "minimum": "71.800000",
            "maximum": "128.200000",
            "mean": "93.466667",
            "median": "80.400000",
            "p10": "71.800000",
            "p90": "80.400000",
            "latest_value": "71.800000",
            "latest_at": "2022-05-11 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2022,
            "sample_count": 3,
            "minimum": "7.540000",
            "maximum": "8.600000",
            "mean": "8.213333",
            "median": "8.500000",
            "p10": "7.540000",
            "p90": "8.500000",
            "latest_value": "7.540000",
            "latest_at": "2022-05-11 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2022,
            "sample_count": 3,
            "minimum": "0.010000",
            "maximum": "0.160000",
            "mean": "0.070000",
            "median": "0.040000",
            "p10": "0.010000",
            "p90": "0.040000",
            "latest_value": "0.160000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg(NH4)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2022,
            "sample_count": 3,
            "minimum": "4.000000",
            "maximum": "8.500000",
            "mean": "5.600000",
            "median": "4.300000",
            "p10": "4.000000",
            "p90": "4.300000",
            "latest_value": "8.500000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2022,
            "sample_count": 3,
            "minimum": "6.900000",
            "maximum": "15.000000",
            "mean": "10.633333",
            "median": "10.000000",
            "p10": "6.900000",
            "p90": "10.000000",
            "latest_value": "10.000000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg(NO3)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2022,
            "sample_count": 3,
            "minimum": "0.060000",
            "maximum": "0.080000",
            "mean": "0.066667",
            "median": "0.060000",
            "p10": "0.060000",
            "p90": "0.060000",
            "latest_value": "0.080000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg(PO4)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2022,
            "sample_count": 3,
            "minimum": "4.800000",
            "maximum": "8.700000",
            "mean": "6.766667",
            "median": "6.800000",
            "p10": "4.800000",
            "p90": "6.800000",
            "latest_value": "8.700000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2022,
            "sample_count": 3,
            "minimum": "7.240000",
            "maximum": "14.600000",
            "mean": "10.080000",
            "median": "8.400000",
            "p10": "7.240000",
            "p90": "8.400000",
            "latest_value": "7.240000",
            "latest_at": "2022-05-11 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2022,
            "sample_count": 3,
            "minimum": "0.040000",
            "maximum": "0.310000",
            "mean": "0.133333",
            "median": "0.050000",
            "p10": "0.040000",
            "p90": "0.050000",
            "latest_value": "0.310000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg(NO2)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2022,
            "sample_count": 2,
            "minimum": "8.150000",
            "maximum": "8.800000",
            "mean": "8.475000",
            "median": "8.475000",
            "p10": "8.150000",
            "p90": "8.150000",
            "latest_value": "8.150000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1375",
            "parameter": "Sodium",
            "year": 2022,
            "sample_count": 1,
            "minimum": "6.800000",
            "maximum": "6.800000",
            "mean": "6.800000",
            "median": "6.800000",
            "p10": "6.800000",
            "p90": "6.800000",
            "latest_value": "6.800000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "mg(Na)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1337",
            "parameter": "Chlorures",
            "year": 2022,
            "sample_count": 1,
            "minimum": "13.000000",
            "maximum": "13.000000",
            "mean": "13.000000",
            "median": "13.000000",
            "p10": "13.000000",
            "p90": "13.000000",
            "latest_value": "13.000000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "mg(Cl)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1346",
            "parameter": "Titre alcalimétrique (T.A.)",
            "year": 2022,
            "sample_count": 1,
            "minimum": "0.000000",
            "maximum": "0.000000",
            "mean": "0.000000",
            "median": "0.000000",
            "p10": "0.000000",
            "p90": "0.000000",
            "latest_value": "0.000000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "°f"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1327",
            "parameter": "Hydrogénocarbonates",
            "year": 2022,
            "sample_count": 1,
            "minimum": "269.000000",
            "maximum": "269.000000",
            "mean": "269.000000",
            "median": "269.000000",
            "p10": "269.000000",
            "p90": "269.000000",
            "latest_value": "269.000000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "mg(HCO3)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1347",
            "parameter": "Titre alcalimétrique complet (T.A.C.)",
            "year": 2022,
            "sample_count": 1,
            "minimum": "22.050000",
            "maximum": "22.050000",
            "mean": "22.050000",
            "median": "22.050000",
            "p10": "22.050000",
            "p90": "22.050000",
            "latest_value": "22.050000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "°f"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1328",
            "parameter": "Carbonates",
            "year": 2022,
            "sample_count": 1,
            "minimum": "0.000000",
            "maximum": "0.000000",
            "mean": "0.000000",
            "median": "0.000000",
            "p10": "0.000000",
            "p90": "0.000000",
            "latest_value": "0.000000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "mg(CO3)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1367",
            "parameter": "Potassium",
            "year": 2022,
            "sample_count": 1,
            "minimum": "3.000000",
            "maximum": "3.000000",
            "mean": "3.000000",
            "median": "3.000000",
            "p10": "3.000000",
            "p90": "3.000000",
            "latest_value": "3.000000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "mg(K)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1372",
            "parameter": "Magnésium",
            "year": 2022,
            "sample_count": 1,
            "minimum": "8.800000",
            "maximum": "8.800000",
            "mean": "8.800000",
            "median": "8.800000",
            "p10": "8.800000",
            "p90": "8.800000",
            "latest_value": "8.800000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "mg(Mg)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1345",
            "parameter": "Dureté totale",
            "year": 2022,
            "sample_count": 1,
            "minimum": "24.870000",
            "maximum": "24.870000",
            "mean": "24.870000",
            "median": "24.870000",
            "p10": "24.870000",
            "p90": "24.870000",
            "latest_value": "24.870000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "°f"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1374",
            "parameter": "Calcium",
            "year": 2022,
            "sample_count": 1,
            "minimum": "85.000000",
            "maximum": "85.000000",
            "mean": "85.000000",
            "median": "85.000000",
            "p10": "85.000000",
            "p90": "85.000000",
            "latest_value": "85.000000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "mg(Ca)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1739",
            "parameter": "Teinte de l'eau",
            "year": 2022,
            "sample_count": 1,
            "minimum": "6.000000",
            "maximum": "6.000000",
            "mean": "6.000000",
            "median": "6.000000",
            "p10": "6.000000",
            "p90": "6.000000",
            "latest_value": "6.000000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "X"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1338",
            "parameter": "Sulfates",
            "year": 2022,
            "sample_count": 1,
            "minimum": "30.000000",
            "maximum": "30.000000",
            "mean": "30.000000",
            "median": "30.000000",
            "p10": "30.000000",
            "p90": "30.000000",
            "latest_value": "30.000000",
            "latest_at": "2022-04-25 00:00:00",
            "unit": "mg(SO4)/L"
        },
        {
            "station_code": "04546001",
            "station": "RAU CREUZANCAIS A BUXIERES-D'AILLAC",
            "parameter_code": "1319",
            "parameter": "Azote Kjeldahl",
            "year": 2022,
            "sample_count": 1,
            "minimum": "0.760000",
            "maximum": "0.760000",
            "mean": "0.760000",
            "median": "0.760000",
            "p10": "0.760000",
            "p90": "0.760000",
            "latest_value": "0.760000",
            "latest_at": "2022-12-19 00:00:00",
            "unit": "mg(N)/L"
        }
    ]
}