{"id":"84ec8beb-720b-4cd4-8240-1aff25a7977e","created_at":"2025-08-29T18:26:21.559Z","updated_at":"2026-01-20T20:10:38.925Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"d02b1005-62b3-4cf6-b9a4-63a51eb97a9b","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"1998-09-10T16:00:00.000Z","observed_at_local":"1998-09-10T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 105.1 Chlorophyll A (ug/L) 1","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","secchi_depth","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113719","readings":[{"id":"4acd4807-e311-4ca9-8983-7922f3b024f2","created_at":"2025-08-29T18:26:21.581Z","updated_at":"2025-08-29T18:26:21.581Z","parameter":"oxygen","unit":"mg_l","value":"7.7","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"48302614-5b7c-4a26-9343-5dd115f6cb0b","created_at":"2025-08-29T18:26:21.584Z","updated_at":"2025-08-29T18:26:21.584Z","parameter":"secchi_depth","unit":"m","value":"4.7","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"2ce78918-5130-4d40-93ee-705698df4905","created_at":"2025-08-29T18:26:21.587Z","updated_at":"2025-08-29T18:26:21.587Z","parameter":"water_temperature","unit":null,"value":"18.3","equipment":null,"equipment_limit":null}]}