{"id":"d4294374-ba9a-4c4b-965f-52c2eb8206c3","created_at":"2025-09-04T14:26:28.186Z","updated_at":"2026-01-20T20:45:36.906Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"9ac4c52f-0cf0-498a-a6f1-3f93a16386c5","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2011-06-06T04:00:00.000Z","observed_at_local":"2011-06-06T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 4.81mg/L is outside the expected range of 7.14-9.64mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/161816","readings":[{"id":"003562ea-af8c-45e9-9df2-5b7864dd5f4d","created_at":"2025-09-04T14:26:28.218Z","updated_at":"2025-09-04T14:26:28.218Z","parameter":"ph","unit":"std_units","value":"7.42","equipment":"unspecified_ph","equipment_limit":null},{"id":"45cfd2a2-0ae9-4eb9-8373-a360caf903f3","created_at":"2025-09-04T14:26:28.224Z","updated_at":"2025-09-04T14:26:28.224Z","parameter":"oxygen","unit":"mg_l","value":"4.81","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"e62b27ce-f39d-4c71-9c9d-e2775a350f32","created_at":"2025-09-04T14:26:28.229Z","updated_at":"2025-09-04T14:26:28.229Z","parameter":"air_temperature","unit":"deg_c","value":"30","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"0eadd9cf-e835-494a-8e75-17502928cfb8","created_at":"2025-09-04T14:26:28.233Z","updated_at":"2025-09-04T14:26:28.233Z","parameter":"total_phosphorus","unit":"ppb","value":"43","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"e79225b6-8071-4417-bfee-63eea9d2215c","created_at":"2025-09-04T14:26:28.238Z","updated_at":"2025-09-04T14:26:28.238Z","parameter":"water_temperature","unit":"deg_c","value":"21.33","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"9f526140-3b85-4d6c-8fc1-b6ceb23b2038","created_at":"2025-09-04T14:26:28.242Z","updated_at":"2025-09-04T14:26:28.242Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"680","equipment":"lab_unspecified","equipment_limit":null}]}