{"id":"7a048195-4c49-4067-b5da-541789f1df93","created_at":"2025-09-04T14:23:52.802Z","updated_at":"2026-01-20T20:38:54.770Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"90beafb7-55b3-41d5-9324-32c13d84a431","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2002-07-25T04:00:00.000Z","observed_at_local":"2002-07-25T00:00:00-04:00","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/160535","readings":[{"id":"8f7635b0-a6d4-489f-8df5-8c9ba0edce37","created_at":"2025-09-04T14:23:52.868Z","updated_at":"2025-09-04T14:23:52.868Z","parameter":"total_phosphorus","unit":"ppb","value":"14","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"b44d3bfb-90fc-4ba3-b90c-07958ca35218","created_at":"2025-09-04T14:23:52.880Z","updated_at":"2025-09-04T14:23:52.880Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"520","equipment":"lab_unspecified","equipment_limit":null}]}