{ "river": { "name": "le Penhouet", "course_code": "J8126500", "topage_code": null }, "dataset": "quality", "extracted_at": "2026-11-07T15:44:58+01:00", "source_note": "RivièreScope agrège des données publiques ; consultez /sources/ pour les producteurs et licences.", "data": [ { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1311", "parameter": "Oxygène dissous", "year": 2023, "sample_count": 13, "minimum": "8.700000", "maximum": "12.000000", "mean": "10.140000", "median": "9.720000", "p10": "9.300000", "p90": "11.000000", "latest_value": "11.100000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(O2)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1301", "parameter": "Température de l'Eau", "year": 2023, "sample_count": 13, "minimum": "7.600000", "maximum": "16.500000", "mean": "13.146154", "median": "14.100000", "p10": "8.900000", "p90": "15.800000", "latest_value": "9.900000", "latest_at": "2023-12-21 00:00:00", "unit": "°C" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1312", "parameter": "Taux de saturation en oxygène", "year": 2023, "sample_count": 13, "minimum": "90.000000", "maximum": "100.000000", "mean": "97.292308", "median": "98.300000", "p10": "94.100000", "p90": "99.200000", "latest_value": "98.400000", "latest_at": "2023-12-21 00:00:00", "unit": "%" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1302", "parameter": "Potentiel en Hydrogène (pH)", "year": 2023, "sample_count": 13, "minimum": "6.900000", "maximum": "7.800000", "mean": "7.227692", "median": "7.200000", "p10": "7.000000", "p90": "7.300000", "latest_value": "7.000000", "latest_at": "2023-12-21 00:00:00", "unit": "unité pH" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1303", "parameter": "Conductivité à 25°C", "year": 2023, "sample_count": 13, "minimum": "179.000000", "maximum": "214.000000", "mean": "201.800000", "median": "203.000000", "p10": "190.000000", "p90": "211.000000", "latest_value": "200.000000", "latest_at": "2023-12-21 00:00:00", "unit": "µS/cm" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1295", "parameter": "Turbidité Formazine Néphélométrique", "year": 2023, "sample_count": 9, "minimum": "7.760000", "maximum": "48.700000", "mean": "15.905556", "median": "10.900000", "p10": "7.760000", "p90": "26.400000", "latest_value": "8.340000", "latest_at": "2023-12-21 00:00:00", "unit": "NFU" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "8727", "parameter": "Température de réception de l'échantillon au laboratoire", "year": 2023, "sample_count": 9, "minimum": "5.000000", "maximum": "8.000000", "mean": "5.666667", "median": "5.000000", "p10": "5.000000", "p90": "6.000000", "latest_value": "5.000000", "latest_at": "2023-12-21 00:00:00", "unit": "°C" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "7716", "parameter": "Nicosulfuron ASDM", "year": 2023, "sample_count": 7, "minimum": "0.062000", "maximum": "0.088000", "mean": "0.077571", "median": "0.078000", "p10": "0.062000", "p90": "0.088000", "latest_value": "0.070000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "6854", "parameter": "Metolachlor ESA", "year": 2023, "sample_count": 7, "minimum": "0.647000", "maximum": "1.153000", "mean": "0.985000", "median": "1.030000", "p10": "0.647000", "p90": "1.082000", "latest_value": "0.976000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "6895", "parameter": "Métazachlore ESA", "year": 2023, "sample_count": 7, "minimum": "0.319000", "maximum": "1.797000", "mean": "0.665857", "median": "0.495000", "p10": "0.319000", "p90": "0.657000", "latest_value": "0.495000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "6800", "parameter": "Alachlor ESA", "year": 2023, "sample_count": 7, "minimum": "0.119000", "maximum": "0.252000", "mean": "0.176857", "median": "0.158000", "p10": "0.119000", "p90": "0.220000", "latest_value": "0.142000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "2974", "parameter": "S-Métolachlore", "year": 2023, "sample_count": 7, "minimum": "0.006000", "maximum": "0.018000", "mean": "0.009429", "median": "0.008000", "p10": "0.006000", "p90": "0.011000", "latest_value": "0.010000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1221", "parameter": "Métolachlore total", "year": 2023, "sample_count": 7, "minimum": "0.006000", "maximum": "0.018000", "mean": "0.009429", "median": "0.008000", "p10": "0.006000", "p90": "0.011000", "latest_value": "0.010000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "6853", "parameter": "Metolachlor OXA", "year": 2023, "sample_count": 7, "minimum": "0.028000", "maximum": "0.203000", "mean": "0.085571", "median": "0.077000", "p10": "0.028000", "p90": "0.100000", "latest_value": "0.100000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "6856", "parameter": "Acetochlor ESA", "year": 2023, "sample_count": 7, "minimum": "0.101000", "maximum": "0.246000", "mean": "0.158571", "median": "0.153000", "p10": "0.101000", "p90": "0.187000", "latest_value": "0.125000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1342", "parameter": "Silicates", "year": 2023, "sample_count": 6, "minimum": "13.340000", "maximum": "18.800000", "mean": "16.681667", "median": "17.020000", "p10": "13.340000", "p90": "17.400000", "latest_value": "17.150000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(SiO3)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1339", "parameter": "Nitrites", "year": 2023, "sample_count": 6, "minimum": "0.020000", "maximum": "0.050000", "mean": "0.033333", "median": "0.030000", "p10": "0.020000", "p90": "0.040000", "latest_value": "0.030000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(NO2)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1313", "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)", "year": 2023, "sample_count": 6, "minimum": "0.600000", "maximum": "4.000000", "mean": "1.633333", "median": "1.250000", "p10": "0.600000", "p90": "1.700000", "latest_value": "1.000000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(O2)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "6865", "parameter": "Diméthénamide ESA", "year": 2023, "sample_count": 6, "minimum": "0.018000", "maximum": "0.033000", "mean": "0.024000", "median": "0.024500", "p10": "0.018000", "p90": "0.025000", "latest_value": "0.033000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1350", "parameter": "Phosphore total", "year": 2023, "sample_count": 6, "minimum": "0.026000", "maximum": "0.133000", "mean": "0.059333", "median": "0.049500", "p10": "0.026000", "p90": "0.060000", "latest_value": "0.038000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(P)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1841", "parameter": "Carbone Organique", "year": 2023, "sample_count": 6, "minimum": "2.900000", "maximum": "7.100000", "mean": "4.933333", "median": "5.150000", "p10": "2.900000", "p90": "6.400000", "latest_value": "6.400000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(C)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1108", "parameter": "Atrazine déséthyl", "year": 2023, "sample_count": 6, "minimum": "0.007000", "maximum": "0.014000", "mean": "0.010000", "median": "0.009500", "p10": "0.007000", "p90": "0.012000", "latest_value": "0.007000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1340", "parameter": "Nitrates", "year": 2023, "sample_count": 6, "minimum": "27.000000", "maximum": "40.000000", "mean": "34.333333", "median": "35.000000", "p10": "27.000000", "p90": "38.000000", "latest_value": "32.000000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(NO3)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1305", "parameter": "Matières en suspension", "year": 2023, "sample_count": 6, "minimum": "6.200000", "maximum": "63.000000", "mean": "19.550000", "median": "8.300000", "p10": "6.200000", "p90": "25.000000", "latest_value": "7.700000", "latest_at": "2023-12-21 00:00:00", "unit": "mg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1433", "parameter": "Orthophosphates (PO4)", "year": 2023, "sample_count": 6, "minimum": "0.050000", "maximum": "0.110000", "mean": "0.085000", "median": "0.095000", "p10": "0.050000", "p90": "0.110000", "latest_value": "0.050000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(PO4)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "6755", "parameter": "Metformine", "year": 2023, "sample_count": 6, "minimum": "0.007600", "maximum": "0.077600", "mean": "0.028333", "median": "0.017300", "p10": "0.007600", "p90": "0.039300", "latest_value": "0.007600", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1335", "parameter": "Ammonium", "year": 2023, "sample_count": 5, "minimum": "0.010000", "maximum": "0.030000", "mean": "0.022000", "median": "0.030000", "p10": "0.010000", "p90": "0.030000", "latest_value": "0.030000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(NH4)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1814", "parameter": "Diflufenicanil", "year": 2023, "sample_count": 4, "minimum": "0.001000", "maximum": "0.003000", "mean": "0.002000", "median": "0.002000", "p10": "0.001000", "p90": "0.003000", "latest_value": "0.003000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "7729", "parameter": "Métolachlore NOA 413173", "year": 2023, "sample_count": 3, "minimum": "0.042000", "maximum": "0.079000", "mean": "0.059333", "median": "0.057000", "p10": "0.042000", "p90": "0.057000", "latest_value": "0.057000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1319", "parameter": "Azote Kjeldahl", "year": 2023, "sample_count": 3, "minimum": "0.580000", "maximum": "1.300000", "mean": "0.876667", "median": "0.750000", "p10": "0.580000", "p90": "0.750000", "latest_value": "0.580000", "latest_at": "2023-12-21 00:00:00", "unit": "mg(N)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "6894", "parameter": "Métazachlore OXA", "year": 2023, "sample_count": 3, "minimum": "0.021000", "maximum": "0.197000", "mean": "0.096000", "median": "0.070000", "p10": "0.021000", "p90": "0.070000", "latest_value": "0.070000", "latest_at": "2023-12-21 00:00:00", "unit": "µg/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1345", "parameter": "Dureté totale", "year": 2023, "sample_count": 2, "minimum": "4.370000", "maximum": "4.460000", "mean": "4.415000", "median": "4.415000", "p10": "4.370000", "p90": "4.370000", "latest_value": "4.370000", "latest_at": "2023-10-18 00:00:00", "unit": "°f" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1337", "parameter": "Chlorures", "year": 2023, "sample_count": 2, "minimum": "20.000000", "maximum": "24.000000", "mean": "22.000000", "median": "22.000000", "p10": "20.000000", "p90": "20.000000", "latest_value": "24.000000", "latest_at": "2023-10-18 00:00:00", "unit": "mg(Cl)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1327", "parameter": "Hydrogénocarbonates", "year": 2023, "sample_count": 2, "minimum": "16.000000", "maximum": "22.000000", "mean": "19.000000", "median": "19.000000", "p10": "16.000000", "p90": "16.000000", "latest_value": "22.000000", "latest_at": "2023-10-18 00:00:00", "unit": "mg(HCO3)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1346", "parameter": "Titre alcalimétrique (T.A.)", "year": 2023, "sample_count": 2, "minimum": "0.000000", "maximum": "0.000000", "mean": "0.000000", "median": "0.000000", "p10": "0.000000", "p90": "0.000000", "latest_value": "0.000000", "latest_at": "2023-10-18 00:00:00", "unit": "°f" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1338", "parameter": "Sulfates", "year": 2023, "sample_count": 2, "minimum": "7.400000", "maximum": "9.400000", "mean": "8.400000", "median": "8.400000", "p10": "7.400000", "p90": "7.400000", "latest_value": "7.400000", "latest_at": "2023-10-18 00:00:00", "unit": "mg(SO4)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1375", "parameter": "Sodium", "year": 2023, "sample_count": 2, "minimum": "13.700000", "maximum": "13.700000", "mean": "13.700000", "median": "13.700000", "p10": "13.700000", "p90": "13.700000", "latest_value": "13.700000", "latest_at": "2023-10-18 00:00:00", "unit": "mg(Na)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1374", "parameter": "Calcium", "year": 2023, "sample_count": 2, "minimum": "8.100000", "maximum": "9.100000", "mean": "8.600000", "median": "8.600000", "p10": "8.100000", "p90": "8.100000", "latest_value": "8.100000", "latest_at": "2023-10-18 00:00:00", "unit": "mg(Ca)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1372", "parameter": "Magnésium", "year": 2023, "sample_count": 2, "minimum": "5.300000", "maximum": "5.700000", "mean": "5.500000", "median": "5.500000", "p10": "5.300000", "p90": "5.300000", "latest_value": "5.700000", "latest_at": "2023-10-18 00:00:00", "unit": "mg(Mg)/L" }, { "station_code": "04381001", "station": "RAU DE PENHOUET à PLESSALA", "parameter_code": "1367", "parameter": "Potassium", "year": 2023, "sample_count": 2, "minimum": "2.700000", "maximum": "5.700000", "mean": "4.200000", "median": "4.200000", "p10": "2.700000", "p90": "2.700000", "latest_value": "5.700000", "latest_at": "2023-10-18 00:00:00", "unit": "mg(K)/L" } ] }