{"id":"9d2b7f9d-36e6-4d2e-b889-410c18d3774c","created_at":"2025-09-04T14:27:15.212Z","updated_at":"2026-01-20T20:47:12.111Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"a2c79593-cd38-4239-bf2f-21cefe8c3a8c","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2001-07-03T04:00:00.000Z","observed_at_local":"2001-07-03T00:00:00-04:00","notes":null,"checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/162233","readings":[{"id":"d99ba750-2f7c-426b-832d-8940dc451372","created_at":"2025-09-04T14:27:15.262Z","updated_at":"2025-09-04T14:27:15.262Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"e5732279-4e55-4bd2-9418-b8600fea740f","created_at":"2025-09-04T14:27:15.269Z","updated_at":"2025-09-04T14:27:15.269Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"380","equipment":"lab_unspecified","equipment_limit":null}]}