{"id":"8a529476-4729-4a75-8fd0-14ec59c4ae98","created_at":"2025-09-03T18:37:30.252Z","updated_at":"2026-07-09T15:59:50.193Z","owner_id":"9df51437-25db-4627-8f5f-a11d29439b73","location_id":"cfdef265-ca9a-48e2-8371-1681a6432e6d","dataset_id":"62d0e51f-bb8c-41a2-831d-2f276de4075d","form_id":"f7aae285-3489-4566-b1f5-018527589b3a","observed_at":"2019-08-13T10:10:00.000Z","observed_at_local":"2019-08-13T03:10:00-07:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: oxygen's result of 1.9mg/L is below the normal range of 2.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","conductivity","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/124969","readings":[{"id":"be6eaa42-d535-40cd-9137-d9b785291383","created_at":"2025-09-03T18:37:30.274Z","updated_at":"2025-09-03T18:37:30.274Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"unspecified_ph","equipment_limit":null},{"id":"e3fe10ba-05f6-4e8e-955b-11b07a7d850c","created_at":"2025-09-03T18:37:30.279Z","updated_at":"2025-09-03T18:37:30.279Z","parameter":"oxygen","unit":"mg_l","value":"1.9","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"c02f8a2a-50c8-44af-b269-e58c746a929f","created_at":"2025-09-03T18:37:30.287Z","updated_at":"2025-09-03T18:37:30.287Z","parameter":"conductivity","unit":"us_cm","value":"228","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"e4bbf89d-ff85-443b-aa67-aa9c7c0c240f","created_at":"2025-09-03T18:37:30.296Z","updated_at":"2025-09-03T18:37:30.296Z","parameter":"water_temperature","unit":"deg_c","value":"17.3","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"56d17488-0128-47ba-be9a-29c94577fee5","created_at":"2025-09-03T18:37:30.291Z","updated_at":"2025-11-20T19:29:14.384Z","parameter":"oxygen","unit":"percent","value":"24","equipment":"unspecified_oxygen_percent","equipment_limit":null}]}