{"id":"53806f0d-7bc1-4937-a028-0b1e12168adc","created_at":"2025-09-04T14:35:37.290Z","updated_at":"2026-01-20T20:58:55.865Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"64337401-0079-4e1b-8868-37e30cf376a2","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-10-11T16:00:00.000Z","observed_at_local":"2016-10-11T12:00:00-04:00","notes":"Sample: B16-31978-17","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/165453","readings":[{"id":"d78d13cb-b707-47e1-b5e8-3380835d1bff","created_at":"2025-09-04T14:35:37.350Z","updated_at":"2025-09-04T14:35:37.350Z","parameter":"total_phosphorus","unit":"ppb","value":"12","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"9af488bd-a8ee-45b5-a402-417946f1f8a9","created_at":"2025-09-04T14:35:37.367Z","updated_at":"2025-09-04T14:35:37.367Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"430","equipment":"lab_unspecified","equipment_limit":null}]}