{"id":"8cd12889-6bdb-47fc-b7ba-98800d43083a","created_at":"2025-09-04T14:30:43.049Z","updated_at":"2026-01-20T20:52:54.358Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"8d0c44a9-cd31-4b65-81ce-5f3ea2804f5b","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-10-04T04:00:00.000Z","observed_at_local":"2005-10-04T00:00:00-04:00","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/163686","readings":[{"id":"9c8c8472-e0c6-4005-a7d4-0d716adf6fb2","created_at":"2025-09-04T14:30:43.127Z","updated_at":"2025-09-04T14:30:43.127Z","parameter":"total_phosphorus","unit":"ppb","value":"9","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"87d6773d-443b-4ba8-a664-7e84582af8d4","created_at":"2025-09-04T14:30:43.138Z","updated_at":"2025-09-04T14:30:43.138Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"330","equipment":"lab_unspecified","equipment_limit":null}]}