{"id":"1cdca590-6393-4544-901b-0f35e222dcba","created_at":"2025-09-04T14:38:18.113Z","updated_at":"2026-01-20T21:01:32.421Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"4bb1a0c1-d75f-46c5-9d11-3411c7ca2a76","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-06-23T16:00:00.000Z","observed_at_local":"2016-06-23T12:00:00-04:00","notes":"Sample: B16-17964-3","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 3.3mg/L is outside the expected range of 6.34-12.44mg/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/166289","readings":[{"id":"eb9ccb0b-20f0-44e3-94b2-01a9160189b1","created_at":"2025-09-04T14:38:18.202Z","updated_at":"2025-09-04T14:38:18.202Z","parameter":"oxygen","unit":"mg_l","value":"3.3","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"c6320a4e-bd41-4729-a72d-2213d27b881e","created_at":"2025-09-04T14:38:18.221Z","updated_at":"2025-09-04T14:38:18.221Z","parameter":"total_phosphorus","unit":"ppb","value":"5","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"26658b1d-02ee-4c17-86e1-602b5194d732","created_at":"2025-09-04T14:38:18.239Z","updated_at":"2025-09-04T14:38:18.239Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"190","equipment":"lab_unspecified","equipment_limit":null}]}