{"id":"ccba2de5-0546-47a3-a21a-3b98c20fdf15","created_at":"2025-08-29T18:26:39.344Z","updated_at":"2026-01-20T20:11:36.742Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"2e1ede0f-6256-43b1-acc2-a3bf9d7c1060","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-05-13T16:00:00.000Z","observed_at_local":"2010-05-13T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 92.6 Chlorophyll A (ug/L) 2.14; Total Phosphorus- bottm Kemmerer sample (ug/L) 74","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10.53mg/L is outside the expected range of 6.84-10.4mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["total_phosphorus","ph","oxygen","secchi_depth","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/114038","readings":[{"id":"1256c42a-b405-435c-ad0d-564b05b9956e","created_at":"2025-08-29T18:26:39.381Z","updated_at":"2025-08-29T18:26:39.381Z","parameter":"ph","unit":"std_units","value":"8.1","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"2e5f53b8-ad59-4957-a49b-e7607e9007bc","created_at":"2025-08-29T18:26:39.385Z","updated_at":"2025-08-29T18:26:39.385Z","parameter":"oxygen","unit":"mg_l","value":"10.53","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"d0f5832a-4a21-47c2-91fb-fa03f6a2fc70","created_at":"2025-08-29T18:26:39.389Z","updated_at":"2025-08-29T18:26:39.389Z","parameter":"secchi_depth","unit":"m","value":"7.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"dddb9f1d-24ea-4c33-947c-1ac1041057d8","created_at":"2025-08-29T18:26:39.398Z","updated_at":"2025-08-29T18:26:39.398Z","parameter":"water_temperature","unit":null,"value":"13.3","equipment":null,"equipment_limit":null},{"id":"76033d0e-b68e-4759-8990-2fd9f4a54728","created_at":"2025-08-29T18:26:39.392Z","updated_at":"2025-11-19T15:02:28.847Z","parameter":"total_phosphorus","unit":null,"value":"0.0","equipment":null,"equipment_limit":"<="}]}