{"id":"c577fba8-453a-4781-81a5-0057b7a5cef1","created_at":"2025-08-29T18:26:17.069Z","updated_at":"2026-01-20T20:10:24.634Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"dac0d84c-f396-4df3-b484-f7120b3dfd20","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2002-07-11T16:00:00.000Z","observed_at_local":"2002-07-11T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 100.2 Chlorophyll A (ug/L) 4.4; Total Phosphorus- bottm Kemmerer sample (ug/L) 17","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/113642","readings":[{"id":"0bca02bb-4cd6-4976-ab59-0794981dc954","created_at":"2025-08-29T18:26:17.091Z","updated_at":"2025-08-29T18:26:17.091Z","parameter":"ph","unit":"std_units","value":"7.9","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"246e0a40-bd8a-4d93-970f-4e7c8f352488","created_at":"2025-08-29T18:26:17.099Z","updated_at":"2025-08-29T18:26:17.099Z","parameter":"secchi_depth","unit":"m","value":"2.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"1cdd6a51-c95d-499b-bd19-800943f4aa88","created_at":"2025-08-29T18:26:17.103Z","updated_at":"2025-08-29T18:26:17.103Z","parameter":"total_phosphorus","unit":null,"value":"21.0","equipment":null,"equipment_limit":null}]}