{"id":"369cc40c-773a-4a0e-b8db-b70725f0682a","created_at":"2025-09-04T14:38:17.209Z","updated_at":"2026-01-20T21:01:31.371Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"71f1f007-903d-4a3c-a2ae-42d24cd93b08","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-05-20T16:00:00.000Z","observed_at_local":"2016-05-20T12:00:00-04:00","notes":"Sample: B16-14533-38","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/166283","readings":[{"id":"d5361a57-5b3f-4e38-b4d3-141c0660ba4e","created_at":"2025-09-04T14:38:17.245Z","updated_at":"2025-09-04T14:38:17.245Z","parameter":"total_phosphorus","unit":"ppb","value":"9","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"8971bbab-a155-42b9-901f-a533f6b524c9","created_at":"2025-09-04T14:38:17.254Z","updated_at":"2025-09-04T14:38:17.254Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"340","equipment":"lab_unspecified","equipment_limit":null}]}