{"id":"29fa5034-24eb-40f6-aabb-34525ba9a50e","created_at":"2025-09-04T14:22:32.622Z","updated_at":"2026-01-20T20:36:45.799Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"e2ca4bc2-1bd6-49e2-a48b-5c5cb5165718","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-08-15T04:00:00.000Z","observed_at_local":"2005-08-15T00:00:00-04:00","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/159844","readings":[{"id":"0d3bc057-7ca3-43a8-a548-91ec6951eeb5","created_at":"2025-09-04T14:22:32.687Z","updated_at":"2025-09-04T14:22:32.687Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"83fe2827-26d3-4219-bf46-b42e6d2a497c","created_at":"2025-09-04T14:22:32.700Z","updated_at":"2025-09-04T14:22:32.700Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"440","equipment":"lab_unspecified","equipment_limit":null}]}