{"id":"4150054f-e299-4608-a101-072c4667bd93","created_at":"2025-09-04T14:26:29.009Z","updated_at":"2026-01-20T20:45:39.754Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"1ebfb618-4719-4336-8d7f-fa7b3215e501","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2004-08-16T04:00:00.000Z","observed_at_local":"2004-08-16T00:00:00-04:00","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/161827","readings":[{"id":"03d5127b-ffb3-4202-90ca-f50a0fb2a77c","created_at":"2025-09-04T14:26:29.034Z","updated_at":"2025-09-04T14:26:29.034Z","parameter":"total_phosphorus","unit":"ppb","value":"14","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"80f22e60-4160-46b1-b201-dc1beb4a7f17","created_at":"2025-09-04T14:26:29.041Z","updated_at":"2025-09-04T14:26:29.041Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"550","equipment":"lab_unspecified","equipment_limit":null}]}