{"id":"2727ad49-0b5b-41ef-9b61-316bbb3aa006","created_at":"2025-09-04T14:30:18.209Z","updated_at":"2026-01-20T20:52:13.517Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"a77c076d-0892-4ec6-b449-3cc1f2e26c58","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-09-10T04:00:00.000Z","observed_at_local":"2015-09-10T00:00:00-04:00","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/163492","readings":[{"id":"7acf5b3f-ce9e-4d2a-a9e7-aa6a2cd06067","created_at":"2025-09-04T14:30:18.278Z","updated_at":"2025-09-04T14:30:18.278Z","parameter":"total_phosphorus","unit":"ppb","value":"11","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"a24e4518-408d-43c1-af43-7c55f9984589","created_at":"2025-09-04T14:30:18.287Z","updated_at":"2025-09-04T14:30:18.287Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"390","equipment":"lab_unspecified","equipment_limit":null}]}