{"id":"ca899502-1c3d-436f-af64-50916569e1f9","created_at":"2025-09-04T14:35:24.683Z","updated_at":"2026-01-20T20:58:49.391Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"2315a03f-b799-41e4-a6a7-b7135a04a732","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-07-11T16:00:00.000Z","observed_at_local":"2016-07-11T12:00:00-04:00","notes":"Sample: B16-20187-1","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 5.9mg/L is outside the expected range of 6.87-12.47mg/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/165416","readings":[{"id":"afb1f580-d687-44cb-abaf-09cd293a1ae4","created_at":"2025-09-04T14:35:24.749Z","updated_at":"2025-09-04T14:35:24.749Z","parameter":"oxygen","unit":"mg_l","value":"5.9","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"bc56632c-0943-4348-9b92-1707009d50fd","created_at":"2025-09-04T14:35:24.770Z","updated_at":"2025-09-04T14:35:24.770Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"d44dc79e-64be-45b4-ace1-fa870a51588f","created_at":"2025-09-04T14:35:24.792Z","updated_at":"2025-09-04T14:35:24.792Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"460","equipment":"lab_unspecified","equipment_limit":null}]}