{"id":"8e254365-609f-4c7f-83d9-29368a00bad8","created_at":"2025-09-04T14:34:55.371Z","updated_at":"2026-01-20T20:58:22.511Z","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":"2016-10-19T16:00:00.000Z","observed_at_local":"2016-10-19T12:00:00-04:00","notes":"Sample: B16-31978-63","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/165262","readings":[{"id":"9feafb9e-644d-47e6-965e-aff1c658bebc","created_at":"2025-09-04T14:34:55.427Z","updated_at":"2025-09-04T14:34:55.427Z","parameter":"total_phosphorus","unit":"ppb","value":"22","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"fce72d2b-5b5b-4f8b-ad34-7c88c068ec28","created_at":"2025-09-04T14:34:55.442Z","updated_at":"2025-09-04T14:34:55.442Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"400","equipment":"lab_unspecified","equipment_limit":null}]}