{"id":"3a674d8c-4809-497a-b4ef-deec4a85469c","created_at":"2025-08-29T18:26:45.633Z","updated_at":"2026-01-20T20:12:02.803Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"7f6c50d9-c113-44ff-a5c1-1622ee4cec39","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2002-09-07T16:00:00.000Z","observed_at_local":"2002-09-07T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 98 Chlorophyll A (ug/L) 2.1; Total Phosphorus- bottm Kemmerer sample (ug/L) 27","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 8.1mg/L is outside the expected range of 8.23-11.08mg/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/114160","readings":[{"id":"90530461-5ba2-4e96-bfac-e77b25d2cef8","created_at":"2025-08-29T18:26:45.658Z","updated_at":"2025-08-29T18:26:45.658Z","parameter":"ph","unit":"std_units","value":"8.3","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"ea55f311-f4aa-48b4-be91-7b7dd24f1849","created_at":"2025-08-29T18:26:45.665Z","updated_at":"2025-08-29T18:26:45.665Z","parameter":"oxygen","unit":"mg_l","value":"8.1","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"fd447320-a97f-43f7-91ca-e829204a7de5","created_at":"2025-08-29T18:26:45.669Z","updated_at":"2025-08-29T18:26:45.669Z","parameter":"secchi_depth","unit":"m","value":"2.3","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"a7715a30-3114-4f69-9609-abefa163017d","created_at":"2025-08-29T18:26:45.673Z","updated_at":"2025-08-29T18:26:45.673Z","parameter":"total_phosphorus","unit":null,"value":"19.0","equipment":null,"equipment_limit":null},{"id":"2ef808ad-70b9-49f1-9a97-692154885914","created_at":"2025-08-29T18:26:45.677Z","updated_at":"2025-08-29T18:26:45.677Z","parameter":"water_temperature","unit":null,"value":"22.1","equipment":null,"equipment_limit":null}]}