{"id":"16f79bee-67c8-43bf-8591-bf90fcb68bfe","created_at":"2025-08-29T18:26:19.002Z","updated_at":"2026-01-20T20:10:30.953Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"196f7032-01cd-4df4-9c6f-3d4c09451d5b","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-05-19T16:00:00.000Z","observed_at_local":"2005-05-19T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 102 Chlorophyll A (ug/L) 1.9; Total Phosphorus- bottm Kemmerer sample (ug/L) 0","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 12mg/L is outside the expected range of 5.56-11.79mg/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/113675","readings":[{"id":"532445f0-5bb9-4c1b-a82e-5f18a711f5a5","created_at":"2025-08-29T18:26:19.043Z","updated_at":"2025-08-29T18:26:19.043Z","parameter":"ph","unit":"std_units","value":"7.2","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"6d0c6ebe-15b5-4aa0-8bf2-0af7989007f4","created_at":"2025-08-29T18:26:19.049Z","updated_at":"2025-08-29T18:26:19.049Z","parameter":"oxygen","unit":"mg_l","value":"12","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"585d7373-a5f1-4295-8019-30ad679ef253","created_at":"2025-08-29T18:26:19.053Z","updated_at":"2025-08-29T18:26:19.053Z","parameter":"secchi_depth","unit":"m","value":"5.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"d93562af-1412-42ee-a1df-900640863b72","created_at":"2025-08-29T18:26:19.057Z","updated_at":"2025-08-29T18:26:19.057Z","parameter":"total_phosphorus","unit":null,"value":"16.0","equipment":null,"equipment_limit":null},{"id":"b88b9383-5c86-4246-b4af-affc069c798c","created_at":"2025-08-29T18:26:19.064Z","updated_at":"2025-08-29T18:26:19.064Z","parameter":"water_temperature","unit":null,"value":"13","equipment":null,"equipment_limit":null}]}