{"id":"04e4d174-e03f-4060-a371-c39baab9218d","created_at":"2025-09-04T14:31:55.340Z","updated_at":"2026-01-20T20:54:56.051Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2012-06-12T04:00:00.000Z","observed_at_local":"2012-06-12T00:00:00-04:00","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/164211","readings":[{"id":"324aac22-6301-4417-a162-9b5fbebdb958","created_at":"2025-09-04T14:31:55.380Z","updated_at":"2025-09-04T14:31:55.380Z","parameter":"total_phosphorus","unit":"ppb","value":"18","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"83ea3174-a600-4aa6-91bf-58c91f362325","created_at":"2025-09-04T14:31:55.390Z","updated_at":"2025-09-04T14:31:55.390Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"320","equipment":"lab_unspecified","equipment_limit":null}]}