{"id":"2166c882-8dec-49de-9094-aa61ba34308e","created_at":"2025-08-29T18:26:29.980Z","updated_at":"2026-01-20T20:11:06.471Z","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":"1999-08-30T16:00:00.000Z","observed_at_local":"1999-08-30T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 78 Chlorophyll A (ug/L) 1.2","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/113870","readings":[{"id":"7254ff68-f25f-44ad-b75d-e3b304e3de30","created_at":"2025-08-29T18:26:29.998Z","updated_at":"2025-08-29T18:26:29.998Z","parameter":"oxygen","unit":"mg_l","value":"6.7","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"22a2d74e-f7c4-4300-a07f-d76b37f8fcd3","created_at":"2025-08-29T18:26:30.002Z","updated_at":"2025-08-29T18:26:30.002Z","parameter":"secchi_depth","unit":"m","value":"6.3","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"07bbb6f9-227b-4feb-a6b0-1d6283d2cd3d","created_at":"2025-08-29T18:26:30.006Z","updated_at":"2025-08-29T18:26:30.006Z","parameter":"water_temperature","unit":null,"value":"21.2","equipment":null,"equipment_limit":null}]}