{"id":"48ede775-4110-4d9a-a058-ea11280f4f78","created_at":"2025-09-04T14:22:37.065Z","updated_at":"2026-01-20T20:36:53.629Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"0b4c4c7f-dcfc-4bcf-9756-78203aa4e63c","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-06-19T04:00:00.000Z","observed_at_local":"2015-06-19T00:00:00-04:00","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":[],"readings":[{"id":"28a5fcb5-2dd2-4692-9b59-27ac66bfcb42","created_at":"2025-09-04T14:22:37.105Z","updated_at":"2025-09-04T14:22:37.105Z","parameter":"total_phosphorus","unit":"ppb","value":"15","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"cd9217d9-0178-43da-8018-c1f244c68757","created_at":"2025-09-04T14:22:37.115Z","updated_at":"2025-09-04T14:22:37.115Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"340","equipment":"lab_unspecified","equipment_limit":null}]}