{"id":"d93da863-f96d-43d7-a217-e9d1066bf67a","created_at":"2026-07-21T18:47:54.504Z","updated_at":"2026-07-21T18:47:54.642Z","owner_id":"98bdbf62-e399-4b78-96ae-9cc6f2e57a30","location_id":"f136beb0-0740-4556-8c59-53a4f8ab8c34","dataset_id":"ea372710-c901-4aa8-9798-a10c6de9d026","form_id":"377218fa-d571-4b3f-b9e4-3321e6832b57","observed_at":"2026-06-30T18:44:00.000Z","observed_at_local":"2026-06-30T14:44:00-04:00","notes":"","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["total_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/213844","readings":[{"id":"2eb579ae-a34d-4e55-b7b0-795007fd1030","created_at":"2026-07-21T18:47:54.511Z","updated_at":"2026-07-21T18:47:54.511Z","parameter":"total_phosphorus","unit":"ug_l","value":"6","equipment":"lab_total_phosphorus_persulfate","equipment_limit":null}]}