{"id":"f26b2196-1392-45cd-8af4-e11eee4871f8","created_at":"2025-09-04T14:34:55.716Z","updated_at":"2026-01-20T20:58:23.032Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"541de925-48dc-4008-880c-d53dab7e435b","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-10-20T16:00:00.000Z","observed_at_local":"2016-10-20T12:00:00-04:00","notes":"Sample: B16-33861-3","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/165265","readings":[{"id":"1b4f11c1-0c45-420e-bfa3-1eaa9b0d0ed6","created_at":"2025-09-04T14:34:55.782Z","updated_at":"2025-09-04T14:34:55.782Z","parameter":"total_phosphorus","unit":"ppb","value":"20","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"cec4c84e-421c-4b0a-86ff-fe070d138d5f","created_at":"2025-09-04T14:34:55.798Z","updated_at":"2025-09-04T14:34:55.798Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"530","equipment":"lab_unspecified","equipment_limit":null}]}