{"id":"58321444-1883-44b2-b743-c6d7818cbf66","created_at":"2025-08-29T18:26:19.535Z","updated_at":"2026-01-20T20:10:32.775Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"0de3276f-4cff-434d-b6ff-24a5f6d1ac1e","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"1999-07-20T16:00:00.000Z","observed_at_local":"1999-07-20T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 103 Chlorophyll A (ug/L) 1.4","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/113685","readings":[{"id":"b3b602de-728e-421e-b9c2-142a1937e1a3","created_at":"2025-08-29T18:26:19.558Z","updated_at":"2025-08-29T18:26:19.558Z","parameter":"oxygen","unit":"mg_l","value":"7.7","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"f00cc656-9824-49e7-aa08-f85c15eb748c","created_at":"2025-08-29T18:26:19.567Z","updated_at":"2025-08-29T18:26:19.567Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"1dbc574f-a691-4d79-9019-eb1085391d8c","created_at":"2025-08-29T18:26:19.570Z","updated_at":"2025-08-29T18:26:19.570Z","parameter":"water_temperature","unit":null,"value":"24.8","equipment":null,"equipment_limit":null}]}