{"id":"e8ff3d66-c477-4a47-8554-60bbacb6df26","created_at":"2025-09-04T14:22:30.027Z","updated_at":"2026-01-20T20:36:41.730Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"0abcb704-6f5b-43ae-87a0-29f9f6ed0e20","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-10-03T04:00:00.000Z","observed_at_local":"2005-10-03T00:00:00-04:00","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/159821","readings":[{"id":"1c18a325-c63c-42d3-940d-858e8fccdb52","created_at":"2025-09-04T14:22:30.089Z","updated_at":"2025-09-04T14:22:30.089Z","parameter":"total_phosphorus","unit":"ppb","value":"12","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"2f355026-e98f-4bfc-9fa8-ef01941a5d8b","created_at":"2025-09-04T14:22:30.108Z","updated_at":"2025-09-04T14:22:30.108Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"420","equipment":"lab_unspecified","equipment_limit":null}]}