{"id":"0d9c5b8e-30ad-4e64-8193-ee0e4e669407","created_at":"2025-09-04T14:24:11.547Z","updated_at":"2026-01-20T20:39:25.615Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"86c65133-f755-4f68-8df2-1ed1e9ac5275","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-06-16T04:00:00.000Z","observed_at_local":"2005-06-16T00:00:00-04:00","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/160686","readings":[{"id":"7f48a85e-4e3c-4533-9bfa-c19894096c34","created_at":"2025-09-04T14:24:11.598Z","updated_at":"2025-09-04T14:24:11.598Z","parameter":"total_phosphorus","unit":"ppb","value":"13","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"980c563d-7a92-4022-a4d6-6244112bd398","created_at":"2025-09-04T14:24:11.620Z","updated_at":"2025-09-04T14:24:11.620Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"420","equipment":"lab_unspecified","equipment_limit":null}]}