{"id":"338d4def-5d82-42eb-bf21-4d1e121be221","created_at":"2025-09-04T14:35:09.065Z","updated_at":"2026-01-20T20:58:35.492Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"2e726458-8d64-441a-8328-c798cfb50306","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-05-25T16:00:00.000Z","observed_at_local":"2016-05-25T12:00:00-04:00","notes":"Sample: B16-14533-44","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/165335","readings":[{"id":"cadd1761-dd16-4152-bf85-aa353e5908d8","created_at":"2025-09-04T14:35:09.099Z","updated_at":"2025-09-04T14:35:09.099Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"3a7593fb-bfde-4fe6-bb2a-bb56b72f7215","created_at":"2025-09-04T14:35:09.110Z","updated_at":"2025-09-04T14:35:09.110Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"340","equipment":"lab_unspecified","equipment_limit":null}]}