{"id":"f48b0498-8614-4197-bfc1-8d9449e0ac57","created_at":"2025-08-29T18:26:46.597Z","updated_at":"2026-01-20T20:12:05.574Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"a45a4208-2a50-4a29-a4a6-991777314f74","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2012-09-16T16:00:00.000Z","observed_at_local":"2012-09-16T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 98.8 Chlorophyll A (ug/L) 0.5; Total Phosphorus- bottm Kemmerer sample (ug/L) 16","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 8.07mg/L is outside the expected range of 9.01-10.79mg/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/114176","readings":[{"id":"7a408e76-abf0-4bfc-856a-c9af6c63b590","created_at":"2025-08-29T18:26:46.625Z","updated_at":"2025-08-29T18:26:46.625Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"f3d6f066-c2af-425d-8d4a-a52448c94323","created_at":"2025-08-29T18:26:46.630Z","updated_at":"2025-08-29T18:26:46.630Z","parameter":"oxygen","unit":"mg_l","value":"8.07","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"112fd60e-998a-4b1d-b7dc-8e4af0924ef5","created_at":"2025-08-29T18:26:46.636Z","updated_at":"2025-08-29T18:26:46.636Z","parameter":"secchi_depth","unit":"m","value":"3.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"bf0283d8-70a7-4659-8ab4-424ed9264e6c","created_at":"2025-08-29T18:26:46.642Z","updated_at":"2025-08-29T18:26:46.642Z","parameter":"total_phosphorus","unit":null,"value":"13.0","equipment":null,"equipment_limit":null},{"id":"9c446fcd-d503-47cd-a401-e0d22b952f6a","created_at":"2025-08-29T18:26:46.648Z","updated_at":"2025-08-29T18:26:46.648Z","parameter":"water_temperature","unit":null,"value":"18.5","equipment":null,"equipment_limit":null}]}