{"id":"eec87469-e6ea-4ba5-822f-8f3d8b3be3b5","created_at":"2025-08-29T18:26:24.886Z","updated_at":"2026-01-20T20:10:50.253Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"ed639e89-aa65-42b5-a9c9-ca98fc1ecb59","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2001-07-16T16:00:00.000Z","observed_at_local":"2001-07-16T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 109 Chlorophyll A (ug/L) 3.6; Total Phosphorus- bottm Kemmerer sample (ug/L) 30","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","secchi_depth","total_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113777","readings":[{"id":"c41fa1a9-9b1b-4f72-bd64-e6b923f14aa7","created_at":"2025-08-29T18:26:24.907Z","updated_at":"2025-08-29T18:26:24.907Z","parameter":"ph","unit":"std_units","value":"8.6","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"90f64cf6-4473-4af3-8512-34a726dbccec","created_at":"2025-08-29T18:26:24.915Z","updated_at":"2025-08-29T18:26:24.915Z","parameter":"secchi_depth","unit":"m","value":"2.8","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"25ad1b51-05c9-4d9e-ba21-938faa3f4398","created_at":"2025-08-29T18:26:24.920Z","updated_at":"2025-08-29T18:26:24.920Z","parameter":"total_phosphorus","unit":null,"value":"19.0","equipment":null,"equipment_limit":null}]}