{"id":"754bb219-1987-4453-bea0-d3a9922126b0","created_at":"2025-09-04T14:35:15.574Z","updated_at":"2026-01-20T20:58:41.079Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"04f08cee-5d0f-4ae2-bc86-53309ea1379d","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-10-12T16:00:00.000Z","observed_at_local":"2016-10-12T12:00:00-04:00","notes":"Sample: B16-31978-45","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/165368","readings":[{"id":"bce6867e-15d5-43be-a2d7-5e98c115952b","created_at":"2025-09-04T14:35:15.643Z","updated_at":"2025-09-04T14:35:15.643Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"78d83049-950d-473e-a6d8-771c85591fd2","created_at":"2025-09-04T14:35:15.658Z","updated_at":"2025-09-04T14:35:15.658Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"480","equipment":"lab_unspecified","equipment_limit":null}]}