{"id":"17841522-b891-46b7-a4c4-b40c75d3af20","created_at":"2025-08-29T18:26:47.241Z","updated_at":"2026-01-20T20:12:07.939Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"f880b85e-8e0c-4071-a249-db6d9bdd62a2","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2002-07-05T16:00:00.000Z","observed_at_local":"2002-07-05T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 99 Chlorophyll A (ug/L) 2.8; Total Phosphorus- bottm Kemmerer sample (ug/L) 18","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/114189","readings":[{"id":"2d87aec0-0273-43a9-bd85-f39b9593cb1f","created_at":"2025-08-29T18:26:47.273Z","updated_at":"2025-08-29T18:26:47.273Z","parameter":"ph","unit":"std_units","value":"7.9","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"2e16c707-8907-40f1-add8-bbc6628a7f7c","created_at":"2025-08-29T18:26:47.279Z","updated_at":"2025-08-29T18:26:47.279Z","parameter":"secchi_depth","unit":"m","value":"2.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"56c32e02-257f-4902-b25a-0280ea92924f","created_at":"2025-08-29T18:26:47.288Z","updated_at":"2025-08-29T18:26:47.288Z","parameter":"total_phosphorus","unit":null,"value":"18.0","equipment":null,"equipment_limit":null}]}