{"id":"7563b82a-74e6-4c78-8d61-1755959be3bc","created_at":"2025-09-04T14:38:16.350Z","updated_at":"2026-01-20T21:01:30.407Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"2d96c660-821b-487f-9657-b51237ac1e8a","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-06-20T16:00:00.000Z","observed_at_local":"2016-06-20T12:00:00-04:00","notes":"Sample: B16-17377-1","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 3.8mg/L is outside the expected range of 6.74-11.72mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166278","readings":[{"id":"eda312d2-e160-4b3e-bcd7-e2d848da7cf1","created_at":"2025-09-04T14:38:16.420Z","updated_at":"2025-09-04T14:38:16.420Z","parameter":"oxygen","unit":"mg_l","value":"3.8","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"2f195c8d-9880-4c25-99db-3a2f5157e71d","created_at":"2025-09-04T14:38:16.547Z","updated_at":"2025-09-04T14:38:16.547Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"b3d113d6-832a-436f-8441-ad581a1db39b","created_at":"2025-09-04T14:38:16.617Z","updated_at":"2025-09-04T14:38:16.617Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"340","equipment":"lab_unspecified","equipment_limit":null}]}