{"id":"c820a18a-51da-49ca-a8cf-41bdf803b581","created_at":"2025-08-29T18:26:36.701Z","updated_at":"2026-01-20T20:11:29.831Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"f880b85e-8e0c-4071-a249-db6d9bdd62a2","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2002-08-01T16:00:00.000Z","observed_at_local":"2002-08-01T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 90 Chlorophyll A (ug/L) 1.9; Total Phosphorus- bottm Kemmerer sample (ug/L) 15","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","secchi_depth","total_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113997","readings":[{"id":"18753f50-c3c3-407c-8964-be70bc4a94b8","created_at":"2025-08-29T18:26:36.718Z","updated_at":"2025-08-29T18:26:36.718Z","parameter":"ph","unit":"std_units","value":"8.2","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"09ada1db-885c-4772-be67-c4de91635c37","created_at":"2025-08-29T18:26:36.721Z","updated_at":"2025-08-29T18:26:36.721Z","parameter":"secchi_depth","unit":"m","value":"4.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"49c05250-b0cf-45d3-aad6-ffc5a7a4a994","created_at":"2025-08-29T18:26:36.724Z","updated_at":"2025-08-29T18:26:36.724Z","parameter":"total_phosphorus","unit":null,"value":"15.0","equipment":null,"equipment_limit":null}]}