{"id":"267f8924-e414-43f2-9028-8cea3b7d2612","created_at":"2025-08-29T18:26:28.211Z","updated_at":"2026-01-20T20:11:01.112Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"964c82be-1544-4b52-83d9-0b323a8780dc","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-05-31T16:00:00.000Z","observed_at_local":"2005-05-31T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 56 Chlorophyll A (ug/L) 3; Total Phosphorus- bottm Kemmerer sample (ug/L) 5","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 11mg/L is outside the expected range of 6.68-10.82mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113839","readings":[{"id":"4871add0-b9c4-4162-baa9-e266f5e53bb3","created_at":"2025-08-29T18:26:28.241Z","updated_at":"2025-08-29T18:26:28.241Z","parameter":"ph","unit":"std_units","value":"6.8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"9acd1ba2-769b-48df-91f8-2a2560e803f3","created_at":"2025-08-29T18:26:28.246Z","updated_at":"2025-08-29T18:26:28.246Z","parameter":"oxygen","unit":"mg_l","value":"11","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"15bdc35c-e659-4ab9-85c6-4ed27fb6312b","created_at":"2025-08-29T18:26:28.251Z","updated_at":"2025-08-29T18:26:28.251Z","parameter":"secchi_depth","unit":"m","value":"3.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"c5135e55-cb0c-4d19-a0d1-0537851e9cda","created_at":"2025-08-29T18:26:28.263Z","updated_at":"2025-08-29T18:26:28.263Z","parameter":"total_phosphorus","unit":null,"value":"9.0","equipment":null,"equipment_limit":null},{"id":"24d5a56b-26c5-4c12-a855-9d2e2678a835","created_at":"2025-08-29T18:26:28.270Z","updated_at":"2025-08-29T18:26:28.270Z","parameter":"water_temperature","unit":null,"value":"16.5","equipment":null,"equipment_limit":null}]}