{"id":"c9a9371d-9804-4fd2-bb5a-8ae6b5995b8a","created_at":"2025-08-29T18:26:40.057Z","updated_at":"2026-01-20T20:11:40.721Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"2ea795df-4a61-4341-a431-100a5331c60b","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2011-08-03T16:00:00.000Z","observed_at_local":"2011-08-03T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 93 Chlorophyll A (ug/L) 3.3; Total Phosphorus- bottm Kemmerer sample (ug/L) 24","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 6.11mg/L is outside the expected range of 6.5-12.28mg/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/114052","readings":[{"id":"92a9f00c-bfe1-482d-bdaa-198b87c4aed6","created_at":"2025-08-29T18:26:40.079Z","updated_at":"2025-08-29T18:26:40.079Z","parameter":"ph","unit":"std_units","value":"8.2","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"d01df61b-222f-4856-b572-8bbfdc9e3cb5","created_at":"2025-08-29T18:26:40.089Z","updated_at":"2025-08-29T18:26:40.089Z","parameter":"oxygen","unit":"mg_l","value":"6.11","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"b461360b-c8d9-409d-b82e-20596235d5b5","created_at":"2025-08-29T18:26:40.093Z","updated_at":"2025-08-29T18:26:40.093Z","parameter":"secchi_depth","unit":"m","value":"6.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"5b94e963-aef5-402b-92a8-95deb0fd171b","created_at":"2025-08-29T18:26:40.097Z","updated_at":"2025-08-29T18:26:40.097Z","parameter":"total_phosphorus","unit":null,"value":"11.0","equipment":null,"equipment_limit":null},{"id":"6cfee671-35cb-4df5-86ca-045e821e01ed","created_at":"2025-08-29T18:26:40.101Z","updated_at":"2025-08-29T18:26:40.101Z","parameter":"water_temperature","unit":null,"value":"25.38","equipment":null,"equipment_limit":null}]}