{"id":"ce4b937e-3edd-44e5-af30-dd2432a9681b","created_at":"2025-09-04T14:22:55.594Z","updated_at":"2026-01-20T20:37:22.677Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"861e954a-0521-433e-b93f-a0939a904bac","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-08-26T04:00:00.000Z","observed_at_local":"2015-08-26T00:00:00-04:00","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/160044","readings":[{"id":"77197305-96c4-49c0-aa00-c39fd3acbf6b","created_at":"2025-09-04T14:22:55.653Z","updated_at":"2025-09-04T14:22:55.653Z","parameter":"total_phosphorus","unit":"ppb","value":"7","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"04bb2408-642f-46ae-90b8-64495f424827","created_at":"2025-09-04T14:22:55.665Z","updated_at":"2025-09-04T14:22:55.665Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"280","equipment":"lab_unspecified","equipment_limit":null}]}