{"id":"3073c4fa-143e-4cc7-a030-c41cec63dbac","created_at":"2025-08-29T18:26:35.585Z","updated_at":"2026-01-20T20:11:25.876Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"c04abdf9-01c9-42da-b7c1-677ed500253d","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-07-05T16:00:00.000Z","observed_at_local":"2010-07-05T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 89 Chlorophyll A (ug/L) 2.2; Total Phosphorus- bottm Kemmerer sample (ug/L) 0","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["total_phosphorus","ph","oxygen","secchi_depth"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113976","readings":[{"id":"cc4d6fa1-07d3-40fc-96c3-eb758ad22932","created_at":"2025-08-29T18:26:35.608Z","updated_at":"2025-08-29T18:26:35.608Z","parameter":"ph","unit":"std_units","value":"8.2","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"7b71d3e5-219b-4529-93e2-fe4b3bb8fd60","created_at":"2025-08-29T18:26:35.618Z","updated_at":"2025-08-29T18:26:35.618Z","parameter":"oxygen","unit":"mg_l","value":"8.82","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"2b8c3743-a297-4305-b61b-efd3caaafc19","created_at":"2025-08-29T18:26:35.622Z","updated_at":"2025-08-29T18:26:35.622Z","parameter":"secchi_depth","unit":"m","value":"8.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"45a36756-abbd-4a97-83cc-bb8bd52c59b1","created_at":"2025-08-29T18:26:35.626Z","updated_at":"2025-11-19T15:02:28.847Z","parameter":"total_phosphorus","unit":null,"value":"0.0","equipment":null,"equipment_limit":"<="}]}