{"id":"66389b89-5c70-4fb4-95eb-08ab39492cc1","created_at":"2025-08-29T18:26:33.445Z","updated_at":"2026-01-20T20:11:17.964Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"32bdbb02-5dd2-40c0-80aa-014f9b15ecf9","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2012-05-15T16:00:00.000Z","observed_at_local":"2012-05-15T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 85.9 Chlorophyll A (ug/L) 0.5; Total Phosphorus- bottm Kemmerer sample (ug/L) 10","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10.08mg/L is outside the expected range of 7.57-9.71mg/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/113934","readings":[{"id":"c6e6c628-bf6b-472b-97d7-4df0015bbc3e","created_at":"2025-08-29T18:26:33.468Z","updated_at":"2025-08-29T18:26:33.468Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"c7dd32bd-bf4a-4a2b-9e3e-795d5b0406af","created_at":"2025-08-29T18:26:33.472Z","updated_at":"2025-08-29T18:26:33.472Z","parameter":"oxygen","unit":"mg_l","value":"10.08","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"ab761939-af99-40d9-954b-2d8c8d098934","created_at":"2025-08-29T18:26:33.475Z","updated_at":"2025-08-29T18:26:33.475Z","parameter":"secchi_depth","unit":"m","value":"5.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"8b2a91f4-fc2f-4c94-a984-199a4b2b60e6","created_at":"2025-08-29T18:26:33.485Z","updated_at":"2025-08-29T18:26:33.485Z","parameter":"total_phosphorus","unit":null,"value":"1.0","equipment":null,"equipment_limit":null},{"id":"9668a6a8-5d16-408c-b171-cbbc706da48e","created_at":"2025-08-29T18:26:33.488Z","updated_at":"2025-08-29T18:26:33.488Z","parameter":"water_temperature","unit":null,"value":"17.7","equipment":null,"equipment_limit":null}]}