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            "unit": "µg/L"
        },
        {
            "station_code": "04441007",
            "station": "RAU ETHELIN à CHATILLON-SUR-LOIRE",
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            "p90": "0.042000",
            "latest_value": "0.049000",
            "latest_at": "2025-12-10 00:00:00",
            "unit": "µg/L"
        },
        {
            "station_code": "04441007",
            "station": "RAU ETHELIN à CHATILLON-SUR-LOIRE",
            "parameter_code": "1517",
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            "latest_at": "2025-05-13 00:00:00",
            "unit": "µg/L"
        }
    ]
}