{"id":"8144fd02-cec7-47ce-b4c8-722bd22ca82f","created_at":"2025-09-04T14:27:47.799Z","updated_at":"2026-01-20T20:48:18.569Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"821cfde8-c661-4c8f-ac2e-8d6ff128a2de","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-07-14T04:00:00.000Z","observed_at_local":"2014-07-14T00:00:00-04:00","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/162502","readings":[{"id":"1324248b-972b-4dfe-b7d8-f6c1d80a100a","created_at":"2025-09-04T14:27:47.845Z","updated_at":"2025-09-04T14:27:47.845Z","parameter":"total_phosphorus","unit":"ppb","value":"23","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"03ead164-31ed-4ed7-ab6a-4f14a1fb99e5","created_at":"2025-09-04T14:27:47.851Z","updated_at":"2025-09-04T14:27:47.851Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"540","equipment":"lab_unspecified","equipment_limit":null}]}