{"id":"15e10e5b-6ad0-429e-aff3-ea4f5362383c","created_at":"2025-09-03T18:37:41.655Z","updated_at":"2026-07-09T15:59:56.206Z","owner_id":"9df51437-25db-4627-8f5f-a11d29439b73","location_id":"550a4810-e47a-46d2-a2ea-8f62bc9797ec","dataset_id":"62d0e51f-bb8c-41a2-831d-2f276de4075d","form_id":"f7aae285-3489-4566-b1f5-018527589b3a","observed_at":"2016-08-01T11:37:00.000Z","observed_at_local":"2016-08-01T04:37:00-07:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: oxygen's result of 1.7mg/L is below the normal range of 2.0mg/L.\nReview needed: conductivity's result of 610μS/cm is outside the expected range of 156.0-468.0μS/cm (50.0% 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":["ph","oxygen","conductivity","water_temperature","total_dissolved_solids_tds"],"photos":[],"permalink":"https://data.waterrangers.com/observations/125180","readings":[{"id":"b4a8819e-d38e-4129-8cbc-ba28d0fdad95","created_at":"2025-09-03T18:37:41.697Z","updated_at":"2025-09-03T18:37:41.697Z","parameter":"ph","unit":"std_units","value":"8.5","equipment":"unspecified_ph","equipment_limit":null},{"id":"78fd229d-9596-4939-a62e-4ece81a9411f","created_at":"2025-09-03T18:37:41.702Z","updated_at":"2025-09-03T18:37:41.702Z","parameter":"oxygen","unit":"mg_l","value":"1.7","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"d07b11b6-f4b2-42b5-8525-0f900c31d474","created_at":"2025-09-03T18:37:41.706Z","updated_at":"2025-09-03T18:37:41.706Z","parameter":"conductivity","unit":"us_cm","value":"610","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"e2ca8b12-26fe-41ad-a60f-d2503e60d98e","created_at":"2025-09-03T18:37:41.721Z","updated_at":"2025-09-03T18:37:41.721Z","parameter":"water_temperature","unit":"deg_c","value":"15.4","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"cb70f273-8a06-4832-9e11-fdbfa0c56039","created_at":"2025-09-03T18:37:41.725Z","updated_at":"2025-09-03T18:37:41.725Z","parameter":"total_dissolved_solids_tds","unit":"ppm","value":"305","equipment":"unspecified_tds","equipment_limit":null},{"id":"c03d60b3-5355-4bf1-a583-31c4dbada159","created_at":"2025-09-03T18:37:41.716Z","updated_at":"2025-11-20T19:29:16.723Z","parameter":"oxygen","unit":"percent","value":"17","equipment":"unspecified_oxygen_percent","equipment_limit":null}]}