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needed: oxygen's result of 2.2mg/L is below the normal range of 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needed: oxygen's result of 2.9mg/L is below the normal range of 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needed: oxygen's result of 2.6mg/L is below the normal range of 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needed: oxygen's result of 2.8mg/L is below the normal range of 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needed: Based on previous readings, ph's result of 9std_units is outside the expected range of 5.25-8.75std_units.\nReview needed: Based on previous readings, oxygen's result of 111% is outside the expected range of 12.23-85.58%.","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/125321","readings":[{"id":"920a09ae-a741-49f1-9102-6ce4179f7a7a","created_at":"2025-09-03T18:37:49.167Z","updated_at":"2025-09-03T18:37:49.167Z","parameter":"ph","unit":"std_units","value":"9","equipment":"unspecified_ph","equipment_limit":null},{"id":"c77f9dd4-be2a-4155-9de6-fdcde54025e7","created_at":"2025-09-03T18:37:49.172Z","updated_at":"2025-09-03T18:37:49.172Z","parameter":"oxygen","unit":"mg_l","value":"10.5","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"d9c16dc4-1793-451d-adf9-0a15b3fa4663","created_at":"2025-09-03T18:37:49.177Z","updated_at":"2025-09-03T18:37:49.177Z","parameter":"conductivity","unit":"us_cm","value":"518","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"dcdc8288-2480-43e9-84f6-f25615638e16","created_at":"2025-09-03T18:37:49.187Z","updated_at":"2025-09-03T18:37:49.187Z","parameter":"water_temperature","unit":"deg_c","value":"10.1","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"a49de25c-fa4d-42e4-a005-0f8c64d1d772","created_at":"2025-09-03T18:37:49.182Z","updated_at":"2025-11-20T19:29:18.525Z","parameter":"oxygen","unit":"percent","value":"111","equipment":"unspecified_oxygen_percent","equipment_limit":null}]},{"id":"68442387-740b-404d-a505-5d3a7079fb38","created_at":"2025-09-03T18:37:49.084Z","updated_at":"2026-01-20T19:35:35.697Z","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":"2019-02-14T14:40:00.000Z","observed_at_local":"2019-02-14T06:40:00-08:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 926μS/cm is outside the expected range of 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