{"id":"21fd41f1-b2e0-47d6-ba50-7c0d092a6b91","created_at":"2025-09-03T18:37:04.196Z","updated_at":"2026-01-02T19:03:13.729Z","owner_id":"9df51437-25db-4627-8f5f-a11d29439b73","location_id":"e0cce017-259f-43f8-90b1-44f39c3aee83","dataset_id":"62d0e51f-bb8c-41a2-831d-2f276de4075d","form_id":"f7aae285-3489-4566-b1f5-018527589b3a","observed_at":"2016-10-03T13:10:00.000Z","observed_at_local":"2016-10-03T06:10:00-07:00","notes":null,"checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/124578","readings":[{"id":"d3ecec6f-9062-45fd-8679-cfee6d4a7167","created_at":"2025-09-03T18:37:04.229Z","updated_at":"2025-09-03T18:37:04.229Z","parameter":"oxygen","unit":"mg_l","value":"3.4","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"88591c8e-74f2-465e-b248-9c0aabd7b780","created_at":"2025-09-03T18:37:04.236Z","updated_at":"2025-11-20T19:29:09.596Z","parameter":"oxygen","unit":"percent","value":"32","equipment":"unspecified_oxygen_percent","equipment_limit":null}]}