{"id":"48f94bde-1ec6-4e34-b099-8a7a9e691d18","created_at":"2025-09-04T14:25:43.423Z","updated_at":"2026-01-20T20:44:20.232Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"88b48260-fa23-4420-a751-6bca3782d63c","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2011-08-23T04:00:00.000Z","observed_at_local":"2011-08-23T00:00:00-04:00","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/161469","readings":[{"id":"cdac464e-4570-42db-87e8-e3f44285c0ba","created_at":"2025-09-04T14:25:43.449Z","updated_at":"2025-09-04T14:25:43.449Z","parameter":"total_phosphorus","unit":"ppb","value":"14","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"ce648166-fffa-4a97-9697-3e69730572dd","created_at":"2025-09-04T14:25:43.466Z","updated_at":"2025-09-04T14:25:43.466Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"240","equipment":"lab_unspecified","equipment_limit":null}]}