{"id":"7fa29685-1c83-42ba-80a1-9be4704bb124","created_at":"2025-08-29T18:25:57.508Z","updated_at":"2026-01-20T20:09:36.290Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"4afe65f7-fd85-48b8-a9e8-8e8c967ca71f","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2001-09-10T16:00:00.000Z","observed_at_local":"2001-09-10T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 33","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113382","readings":[{"id":"ae105a58-1d0e-4b93-a11e-c729304d4139","created_at":"2025-08-29T18:25:57.537Z","updated_at":"2025-08-29T18:25:57.537Z","parameter":"ph","unit":"std_units","value":"8.6","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"6b06890a-c94c-4262-b6a2-8f5c37051fc9","created_at":"2025-08-29T18:25:57.570Z","updated_at":"2025-08-29T18:25:57.570Z","parameter":"oxygen","unit":"mg_l","value":"8.5","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"de8c3367-2081-4d1d-ba09-878f7780b6b8","created_at":"2025-08-29T18:25:57.577Z","updated_at":"2025-08-29T18:25:57.577Z","parameter":"secchi_depth","unit":"m","value":"4.1","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"85f8d81a-7ec4-4cfd-9883-3c88fd3b17a4","created_at":"2025-08-29T18:25:57.581Z","updated_at":"2025-08-29T18:25:57.581Z","parameter":"total_phosphorus","unit":null,"value":"11.0","equipment":null,"equipment_limit":null},{"id":"8e5f47e3-fc96-427e-b205-a82d1b98fe5d","created_at":"2025-08-29T18:25:57.602Z","updated_at":"2025-08-29T18:25:57.602Z","parameter":"water_temperature","unit":null,"value":"21.4","equipment":null,"equipment_limit":null}]}