{"id":"0f8cf92d-97d6-4d3f-ae2b-1f68a54bd23d","created_at":"2025-09-03T18:37:48.080Z","updated_at":"2026-07-09T16:00:01.806Z","owner_id":"9df51437-25db-4627-8f5f-a11d29439b73","location_id":"e3c3535e-b202-40e5-967d-82b7807e1ea7","dataset_id":"62d0e51f-bb8c-41a2-831d-2f276de4075d","form_id":"f7aae285-3489-4566-b1f5-018527589b3a","observed_at":"2017-04-18T00:00:00.000Z","observed_at_local":"2017-04-17T17:00:00-07:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: oxygen's result of 98% is outside the expected range of 12.24-85.66% (75.0% difference from the historical median for this location).","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","water_temperature","total_dissolved_solids_tds"],"photos":[],"permalink":"https://data.waterrangers.com/observations/125301","readings":[{"id":"270437ca-4823-46ce-868d-e9b02a42e1ff","created_at":"2025-09-03T18:37:48.101Z","updated_at":"2025-09-03T18:37:48.101Z","parameter":"oxygen","unit":"mg_l","value":"10.5","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"8482e2fb-d5ab-4be8-84ce-e9a713b2f521","created_at":"2025-09-03T18:37:48.108Z","updated_at":"2025-09-03T18:37:48.108Z","parameter":"water_temperature","unit":"deg_c","value":"13.3","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"3b58c119-a1f8-4164-b269-5aadd0127952","created_at":"2025-09-03T18:37:48.112Z","updated_at":"2025-09-03T18:37:48.112Z","parameter":"total_dissolved_solids_tds","unit":"ppm","value":"39.4","equipment":"unspecified_tds","equipment_limit":null},{"id":"f6ebcf2a-4340-4fca-8e89-d9d2791fed35","created_at":"2025-09-03T18:37:48.105Z","updated_at":"2025-11-20T19:29:18.233Z","parameter":"oxygen","unit":"percent","value":"98","equipment":"unspecified_oxygen_percent","equipment_limit":null}]}