{"id":"8e18b748-5d10-4bf6-88bd-23b9d756cbad","created_at":"2025-08-29T18:26:35.018Z","updated_at":"2026-01-20T20:11:23.918Z","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":"2002-06-19T16:00:00.000Z","observed_at_local":"2002-06-19T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 88 Chlorophyll A (ug/L) 2.2; Total Phosphorus- bottm Kemmerer sample (ug/L) 20","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/113966","readings":[{"id":"a7b34339-e880-45ae-a94e-f8b91633f356","created_at":"2025-08-29T18:26:35.045Z","updated_at":"2025-08-29T18:26:35.045Z","parameter":"ph","unit":"std_units","value":"8.1","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"0ddcbb58-aa2d-4182-bc5c-43f1066e561a","created_at":"2025-08-29T18:26:35.049Z","updated_at":"2025-08-29T18:26:35.049Z","parameter":"secchi_depth","unit":"m","value":"4.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"f81c024a-8a81-4332-bd60-b4618e8b8e35","created_at":"2025-08-29T18:26:35.052Z","updated_at":"2025-08-29T18:26:35.052Z","parameter":"total_phosphorus","unit":null,"value":"20.0","equipment":null,"equipment_limit":null}]}