{"id":"cf562b6b-b668-45cc-8203-3641cc18ea27","created_at":"2025-09-04T14:33:38.085Z","updated_at":"2026-01-20T20:57:02.222Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"27d1edff-8064-403d-a677-8980b7ff749e","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-07-27T04:00:00.000Z","observed_at_local":"2015-07-27T00:00:00-04:00","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/164834","readings":[{"id":"444f7ea5-51c2-422c-b4d2-30ec2a42e7fb","created_at":"2025-09-04T14:33:38.171Z","updated_at":"2025-09-04T14:33:38.171Z","parameter":"total_phosphorus","unit":"ppb","value":"16","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"5e88687f-a712-487c-be4c-67d7d58180d5","created_at":"2025-09-04T14:33:38.189Z","updated_at":"2025-09-04T14:33:38.189Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"350","equipment":"lab_unspecified","equipment_limit":null}]}