{"id":"2c53fa31-c974-47db-888c-0c8ddb9a7a42","created_at":"2025-09-04T14:35:57.467Z","updated_at":"2026-01-20T20:59:16.547Z","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":"2001-07-11T04:00:00.000Z","observed_at_local":"2001-07-11T00:00:00-04:00","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/165570","readings":[{"id":"4c69fc6e-fb8f-4937-a94e-35bd5d018f81","created_at":"2025-09-04T14:35:57.516Z","updated_at":"2025-09-04T14:35:57.516Z","parameter":"total_phosphorus","unit":"ppb","value":"20","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"d2ada641-331b-40c2-828d-df7c6326c96b","created_at":"2025-09-04T14:35:57.526Z","updated_at":"2025-09-04T14:35:57.526Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"530","equipment":"lab_unspecified","equipment_limit":null}]}