{"id":"48159608-0887-4b40-9e10-f2a5938c8e2d","created_at":"2025-08-29T18:26:40.296Z","updated_at":"2026-01-20T20:11:45.062Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"c04abdf9-01c9-42da-b7c1-677ed500253d","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-09-16T16:00:00.000Z","observed_at_local":"2005-09-16T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 93.7 Chlorophyll A (ug/L) 3.1; Total Phosphorus- bottm Kemmerer sample (ug/L) 0","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 6mg/L is outside the expected range of 6.33-11.31mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","water_temperature","total_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/114057","readings":[{"id":"6033688a-7084-424f-bc8b-f4e363762d84","created_at":"2025-08-29T18:26:40.317Z","updated_at":"2025-08-29T18:26:40.317Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"bea6bddb-3bc7-4e22-a7d8-4714238137fa","created_at":"2025-08-29T18:26:40.321Z","updated_at":"2025-08-29T18:26:40.321Z","parameter":"oxygen","unit":"mg_l","value":"6","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"0850bffe-d00c-4358-8b94-c2ec22a8f3ab","created_at":"2025-08-29T18:26:40.324Z","updated_at":"2025-08-29T18:26:40.324Z","parameter":"secchi_depth","unit":"m","value":"6.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"f2ebd83e-791f-4678-aa43-d276c8e26557","created_at":"2025-08-29T18:26:40.331Z","updated_at":"2025-08-29T18:26:40.331Z","parameter":"water_temperature","unit":null,"value":"20.8","equipment":null,"equipment_limit":null},{"id":"1c25d0b7-4589-4861-81aa-a408d529bd1b","created_at":"2025-08-29T18:26:40.328Z","updated_at":"2025-11-19T15:02:28.847Z","parameter":"total_phosphorus","unit":null,"value":"0.0","equipment":null,"equipment_limit":"<="}]}