{"id":"cea52632-8264-4a72-a184-49b24bef4906","created_at":"2025-09-04T14:32:02.323Z","updated_at":"2026-01-20T20:55:08.002Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"62a597fe-6e88-47af-80d6-8a3ca6049425","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2002-05-28T04:00:00.000Z","observed_at_local":"2002-05-28T00:00:00-04:00","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/164262","readings":[{"id":"6614ffc2-e1e0-4c9b-8e15-b9c25c344746","created_at":"2025-09-04T14:32:02.415Z","updated_at":"2025-09-04T14:32:02.415Z","parameter":"total_phosphorus","unit":"ppb","value":"15","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"82f61a16-b953-43ee-9db4-915733a40d3d","created_at":"2025-09-04T14:32:02.423Z","updated_at":"2025-09-04T14:32:02.423Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"520","equipment":"lab_unspecified","equipment_limit":null}]}