{"id":"a9e3c581-b1e4-401b-a879-456b5ae5a220","created_at":"2025-09-04T14:35:25.076Z","updated_at":"2026-01-20T20:58:49.778Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"2315a03f-b799-41e4-a6a7-b7135a04a732","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-10-24T16:00:00.000Z","observed_at_local":"2016-10-24T12:00:00-04:00","notes":"Sample: B16-33861-7","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/165418","readings":[{"id":"4e2f1c9b-65ed-4d0b-9848-aabf71a53fd5","created_at":"2025-09-04T14:35:25.124Z","updated_at":"2025-09-04T14:35:25.124Z","parameter":"total_phosphorus","unit":"ppb","value":"16","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"6e51ce03-5413-4369-9780-08a196f04a8f","created_at":"2025-09-04T14:35:25.132Z","updated_at":"2025-09-04T14:35:25.132Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"540","equipment":"lab_unspecified","equipment_limit":null}]}