{"id":"52cfbc56-4b0b-4c2b-b56d-af3a08870167","created_at":"2025-08-29T18:26:36.475Z","updated_at":"2026-01-20T20:11:28.951Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"37d09ff0-ccde-42dc-b6bc-c8e8978370fd","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2002-10-11T16:00:00.000Z","observed_at_local":"2002-10-11T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 90 Chlorophyll A (ug/L) 1.4; Total Phosphorus- bottm Kemmerer sample (ug/L) 13","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/113993","readings":[{"id":"019bb3d7-e371-4cba-abf5-9b37eb5935e3","created_at":"2025-08-29T18:26:36.499Z","updated_at":"2025-08-29T18:26:36.499Z","parameter":"ph","unit":"std_units","value":"8.3","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"82c31ef6-92ab-4d6a-bce2-4a0baadd41b0","created_at":"2025-08-29T18:26:36.504Z","updated_at":"2025-08-29T18:26:36.504Z","parameter":"secchi_depth","unit":"m","value":"4.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"c1af3f0b-9e17-441f-b8c2-d9868d907677","created_at":"2025-08-29T18:26:36.523Z","updated_at":"2025-08-29T18:26:36.523Z","parameter":"total_phosphorus","unit":null,"value":"13.0","equipment":null,"equipment_limit":null}]}