{
    "river": {
        "name": "la Petite Nièvre",
        "course_code": "K1954100",
        "topage_code": null
    },
    "dataset": "quality",
    "extracted_at": "2026-11-07T15:51:25+01:00",
    "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.",
    "data": [
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2024,
            "sample_count": 6,
            "minimum": "0.040000",
            "maximum": "0.140000",
            "mean": "0.083333",
            "median": "0.085000",
            "p10": "0.040000",
            "p90": "0.100000",
            "latest_value": "0.050000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "mg(P)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2024,
            "sample_count": 6,
            "minimum": "7.600000",
            "maximum": "8.300000",
            "mean": "7.916667",
            "median": "7.900000",
            "p10": "7.600000",
            "p90": "8.000000",
            "latest_value": "7.800000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2024,
            "sample_count": 6,
            "minimum": "0.045000",
            "maximum": "0.160000",
            "mean": "0.092000",
            "median": "0.096000",
            "p10": "0.045000",
            "p90": "0.100000",
            "latest_value": "0.045000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "mg(PO4)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2024,
            "sample_count": 6,
            "minimum": "0.020000",
            "maximum": "0.050000",
            "mean": "0.030000",
            "median": "0.030000",
            "p10": "0.020000",
            "p90": "0.030000",
            "latest_value": "0.020000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "mg(NO2)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2024,
            "sample_count": 6,
            "minimum": "92.000000",
            "maximum": "103.000000",
            "mean": "96.333333",
            "median": "96.000000",
            "p10": "92.000000",
            "p90": "98.000000",
            "latest_value": "93.000000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2024,
            "sample_count": 6,
            "minimum": "4.100000",
            "maximum": "42.000000",
            "mean": "17.583333",
            "median": "13.500000",
            "p10": "4.100000",
            "p90": "25.000000",
            "latest_value": "4.100000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2024,
            "sample_count": 6,
            "minimum": "0.020000",
            "maximum": "0.070000",
            "mean": "0.050000",
            "median": "0.055000",
            "p10": "0.020000",
            "p90": "0.060000",
            "latest_value": "0.020000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "mg(NH4)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2024,
            "sample_count": 6,
            "minimum": "347.000000",
            "maximum": "544.000000",
            "mean": "468.000000",
            "median": "471.000000",
            "p10": "347.000000",
            "p90": "535.000000",
            "latest_value": "491.000000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2024,
            "sample_count": 6,
            "minimum": "2.400000",
            "maximum": "7.600000",
            "mean": "5.550000",
            "median": "5.900000",
            "p10": "2.400000",
            "p90": "7.400000",
            "latest_value": "4.100000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2024,
            "sample_count": 6,
            "minimum": "9.600000",
            "maximum": "17.000000",
            "mean": "13.616667",
            "median": "14.500000",
            "p10": "9.600000",
            "p90": "15.100000",
            "latest_value": "11.000000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2024,
            "sample_count": 6,
            "minimum": "8.900000",
            "maximum": "11.600000",
            "mean": "9.883333",
            "median": "9.700000",
            "p10": "8.900000",
            "p90": "10.300000",
            "latest_value": "10.300000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2024,
            "sample_count": 6,
            "minimum": "0.900000",
            "maximum": "2.100000",
            "mean": "1.366667",
            "median": "1.350000",
            "p10": "0.900000",
            "p90": "1.500000",
            "latest_value": "1.500000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2024,
            "sample_count": 6,
            "minimum": "6.590000",
            "maximum": "34.900000",
            "mean": "17.091667",
            "median": "15.250000",
            "p10": "6.590000",
            "p90": "23.300000",
            "latest_value": "6.590000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2024,
            "sample_count": 6,
            "minimum": "10.200000",
            "maximum": "29.000000",
            "mean": "15.366667",
            "median": "11.950000",
            "p10": "10.200000",
            "p90": "18.600000",
            "latest_value": "11.000000",
            "latest_at": "2024-11-12 00:00:00",
            "unit": "mg(NO3)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1303",
            "parameter": "Conductivité à 25°C",
            "year": 2023,
            "sample_count": 6,
            "minimum": "417.000000",
            "maximum": "640.000000",
            "mean": "486.833333",
            "median": "460.500000",
            "p10": "417.000000",
            "p90": "501.000000",
            "latest_value": "446.000000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "µS/cm"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1433",
            "parameter": "Orthophosphates (PO4)",
            "year": 2023,
            "sample_count": 6,
            "minimum": "0.030000",
            "maximum": "0.075000",
            "mean": "0.058833",
            "median": "0.062500",
            "p10": "0.030000",
            "p90": "0.074000",
            "latest_value": "0.073000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "mg(PO4)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1340",
            "parameter": "Nitrates",
            "year": 2023,
            "sample_count": 6,
            "minimum": "3.910000",
            "maximum": "27.000000",
            "mean": "10.176667",
            "median": "7.115000",
            "p10": "3.910000",
            "p90": "11.000000",
            "latest_value": "27.000000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "mg(NO3)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1311",
            "parameter": "Oxygène dissous",
            "year": 2023,
            "sample_count": 6,
            "minimum": "5.300000",
            "maximum": "12.500000",
            "mean": "8.016667",
            "median": "7.300000",
            "p10": "5.300000",
            "p90": "9.500000",
            "latest_value": "9.500000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "mg(O2)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1302",
            "parameter": "Potentiel en Hydrogène (pH)",
            "year": 2023,
            "sample_count": 6,
            "minimum": "7.700000",
            "maximum": "8.100000",
            "mean": "7.866667",
            "median": "7.900000",
            "p10": "7.700000",
            "p90": "7.900000",
            "latest_value": "7.900000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "unité pH"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1841",
            "parameter": "Carbone Organique",
            "year": 2023,
            "sample_count": 6,
            "minimum": "3.500000",
            "maximum": "5.700000",
            "mean": "4.066667",
            "median": "3.800000",
            "p10": "3.500000",
            "p90": "3.900000",
            "latest_value": "5.700000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "mg(C)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1295",
            "parameter": "Turbidité Formazine Néphélométrique",
            "year": 2023,
            "sample_count": 6,
            "minimum": "3.730000",
            "maximum": "18.700000",
            "mean": "8.483333",
            "median": "6.895000",
            "p10": "3.730000",
            "p90": "10.000000",
            "latest_value": "6.760000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "NFU"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1305",
            "parameter": "Matières en suspension",
            "year": 2023,
            "sample_count": 6,
            "minimum": "4.600000",
            "maximum": "14.000000",
            "mean": "7.816667",
            "median": "7.350000",
            "p10": "4.600000",
            "p90": "8.300000",
            "latest_value": "6.600000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "mg/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1350",
            "parameter": "Phosphore total",
            "year": 2023,
            "sample_count": 6,
            "minimum": "0.030000",
            "maximum": "0.090000",
            "mean": "0.061667",
            "median": "0.065000",
            "p10": "0.030000",
            "p90": "0.070000",
            "latest_value": "0.050000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "mg(P)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1301",
            "parameter": "Température de l'Eau",
            "year": 2023,
            "sample_count": 6,
            "minimum": "9.300000",
            "maximum": "22.300000",
            "mean": "16.000000",
            "median": "16.450000",
            "p10": "9.300000",
            "p90": "20.800000",
            "latest_value": "10.700000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "°C"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1312",
            "parameter": "Taux de saturation en oxygène",
            "year": 2023,
            "sample_count": 6,
            "minimum": "57.000000",
            "maximum": "111.000000",
            "mean": "80.666667",
            "median": "78.000000",
            "p10": "57.000000",
            "p90": "88.000000",
            "latest_value": "88.000000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "%"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1335",
            "parameter": "Ammonium",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.070000",
            "maximum": "0.140000",
            "mean": "0.096000",
            "median": "0.080000",
            "p10": "0.070000",
            "p90": "0.120000",
            "latest_value": "0.120000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "mg(NH4)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1339",
            "parameter": "Nitrites",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.030000",
            "maximum": "0.150000",
            "mean": "0.070000",
            "median": "0.060000",
            "p10": "0.030000",
            "p90": "0.070000",
            "latest_value": "0.030000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "mg(NO2)/L"
        },
        {
            "station_code": "04419010",
            "station": "PETITE NIEVRE A PREMERY",
            "parameter_code": "1313",
            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2023,
            "sample_count": 5,
            "minimum": "0.600000",
            "maximum": "3.600000",
            "mean": "1.860000",
            "median": "1.800000",
            "p10": "0.600000",
            "p90": "2.300000",
            "latest_value": "2.300000",
            "latest_at": "2023-11-21 00:00:00",
            "unit": "mg(O2)/L"
        }
    ]
}