{"id":"04f2192f-7f03-4093-83f9-4d1559a586d9","created_at":"2025-09-04T14:35:52.911Z","updated_at":"2026-01-20T20:59:11.324Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ed143df2-b369-47ab-84ed-448ebdd7a0b5","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2007-08-23T04:00:00.000Z","observed_at_local":"2007-08-23T00:00:00-04:00","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/165539","readings":[{"id":"44513025-a220-4ede-ab3c-97775e87817f","created_at":"2025-09-04T14:35:52.950Z","updated_at":"2025-09-04T14:35:52.950Z","parameter":"total_phosphorus","unit":"ppb","value":"17","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"146d3cfb-9f5a-4e1a-ac99-4ec97d6bcf89","created_at":"2025-09-04T14:35:52.968Z","updated_at":"2025-09-04T14:35:52.968Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"560","equipment":"lab_unspecified","equipment_limit":null}]}