{"id":"55cabcb1-dbb2-4bcc-b250-7ab66a14bb32","created_at":"2025-09-04T14:26:46.540Z","updated_at":"2026-01-20T20:46:15.498Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"233a5d9c-813e-4cee-851d-ea660f6bd4a2","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2001-06-21T04:00:00.000Z","observed_at_local":"2001-06-21T00:00:00-04:00","notes":null,"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/161994","readings":[{"id":"d2cdc299-a391-4704-9a8f-3db2dcb255f9","created_at":"2025-09-04T14:26:46.573Z","updated_at":"2025-09-04T14:26:46.573Z","parameter":"total_phosphorus","unit":"ppb","value":"6","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"0b838e06-e75e-4636-8ebc-46b19e120fa5","created_at":"2025-09-04T14:26:46.579Z","updated_at":"2025-09-04T14:26:46.579Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"310","equipment":"lab_unspecified","equipment_limit":null}]}