{"id":"253bf931-201e-4204-82c0-58cb1314ae60","created_at":"2025-08-29T18:26:21.836Z","updated_at":"2026-01-20T20:10:40.045Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"dac0d84c-f396-4df3-b484-f7120b3dfd20","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2002-05-23T16:00:00.000Z","observed_at_local":"2002-05-23T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 105.6 Chlorophyll A (ug/L) 3.5; Total Phosphorus- bottm Kemmerer sample (ug/L) 15","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/113725","readings":[{"id":"0e629992-dcf2-43ce-aec4-1ebf907ca5bd","created_at":"2025-08-29T18:26:21.857Z","updated_at":"2025-08-29T18:26:21.857Z","parameter":"ph","unit":"std_units","value":"8.1","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"04b6c7b7-f0be-4527-a22a-e3abfdaa8a47","created_at":"2025-08-29T18:26:21.861Z","updated_at":"2025-08-29T18:26:21.861Z","parameter":"secchi_depth","unit":"m","value":"2.8","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"a4e4c49f-8f98-4912-b943-094e0253d704","created_at":"2025-08-29T18:26:21.865Z","updated_at":"2025-08-29T18:26:21.865Z","parameter":"total_phosphorus","unit":null,"value":"15.0","equipment":null,"equipment_limit":null}]}