{"id":"81a57390-1924-43c9-a3fd-ef92d82b8e6f","created_at":"2025-08-29T18:26:20.985Z","updated_at":"2026-01-20T20:10:37.229Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"dffe1ee9-2a24-454c-b4e9-b226afd6db1f","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-05-10T16:00:00.000Z","observed_at_local":"2010-05-10T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 104.4 Chlorophyll A (ug/L) 0.5; Total Phosphorus- bottm Kemmerer sample (ug/L) 3","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10.81mg/L is outside the expected range of 7.02-10.58mg/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/113709","readings":[{"id":"d5efa342-4235-461d-a7d0-3a5bc6cc8e44","created_at":"2025-08-29T18:26:21.024Z","updated_at":"2025-08-29T18:26:21.024Z","parameter":"ph","unit":"std_units","value":"8.8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"0ba7c437-6fd7-4de8-9948-8203f367405d","created_at":"2025-08-29T18:26:21.031Z","updated_at":"2025-08-29T18:26:21.031Z","parameter":"oxygen","unit":"mg_l","value":"10.81","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"f9a1eb0f-590c-4728-90f0-3d3b40e83ca6","created_at":"2025-08-29T18:26:21.038Z","updated_at":"2025-08-29T18:26:21.038Z","parameter":"secchi_depth","unit":"m","value":"6.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"5b19adeb-a48c-47cf-a43c-e8998cad55b7","created_at":"2025-08-29T18:26:21.049Z","updated_at":"2025-08-29T18:26:21.049Z","parameter":"total_phosphorus","unit":null,"value":"5.0","equipment":null,"equipment_limit":null},{"id":"df86a115-9b90-4b59-b35a-f5b287cf92d0","created_at":"2025-08-29T18:26:21.054Z","updated_at":"2025-08-29T18:26:21.054Z","parameter":"water_temperature","unit":null,"value":"12.5","equipment":null,"equipment_limit":null}]}