{"id":"0aaf6805-b494-48d6-98b2-d0b53823e5a4","created_at":"2025-09-04T14:22:34.803Z","updated_at":"2026-01-20T20:36:49.347Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"66fe0aac-21a5-44eb-8154-6feca026d7ec","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-10-03T04:00:00.000Z","observed_at_local":"2005-10-03T00:00:00-04:00","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/159866","readings":[{"id":"87c9934d-a2e0-4298-9d82-67a260074238","created_at":"2025-09-04T14:22:34.890Z","updated_at":"2025-09-04T14:22:34.890Z","parameter":"total_phosphorus","unit":"ppb","value":"13","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"d064909b-197c-494d-ba8b-7306b1d1fefb","created_at":"2025-09-04T14:22:34.904Z","updated_at":"2025-09-04T14:22:34.904Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"460","equipment":"lab_unspecified","equipment_limit":null}]}