{"id":"674bcb83-1a90-406f-bab4-1d7f3a455bd4","created_at":"2025-09-04T14:32:36.562Z","updated_at":"2026-01-20T20:55:55.865Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"3672613b-54a6-4fdf-a15c-73c2a6dce5e9","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2010-07-30T04:00:00.000Z","observed_at_local":"2010-07-30T00:00:00-04:00","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/164475","readings":[{"id":"348c437b-d930-4baa-940b-c82b88c6d688","created_at":"2025-09-04T14:32:36.606Z","updated_at":"2025-09-04T14:32:36.606Z","parameter":"total_phosphorus","unit":"ppb","value":"6","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"457fe24c-90e2-480e-a43c-28b44c63d2fc","created_at":"2025-09-04T14:32:36.612Z","updated_at":"2025-09-04T14:32:36.612Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"260","equipment":"lab_unspecified","equipment_limit":null}]}