{"id":"ad3f766a-0ce1-41ab-8c2d-9a1ef26c562d","created_at":"2025-08-29T18:26:22.997Z","updated_at":"2026-01-20T20:10:42.778Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"1e048e1c-1fde-429e-b82c-69ec01ebe30b","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2003-06-25T16:00:00.000Z","observed_at_local":"2003-06-25T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 106 Chlorophyll A (ug/L) 3.2; Total Phosphorus- bottm Kemmerer sample (ug/L) 4","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/113737","readings":[{"id":"1f85ea8a-140b-409b-87db-e7ee94a4fa0c","created_at":"2025-08-29T18:26:23.020Z","updated_at":"2025-08-29T18:26:23.020Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"dab50ee4-9d82-470e-a04a-725710c3efd6","created_at":"2025-08-29T18:26:23.024Z","updated_at":"2025-08-29T18:26:23.024Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"b2a44b40-311f-4aa0-bca2-0deb20855b1d","created_at":"2025-08-29T18:26:23.028Z","updated_at":"2025-08-29T18:26:23.028Z","parameter":"total_phosphorus","unit":null,"value":"5.0","equipment":null,"equipment_limit":null}]}