{"id":"e2ba053f-1868-4df3-a49c-05f405e13596","created_at":"2025-09-04T14:33:00.408Z","updated_at":"2026-01-20T20:56:24.102Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"d4fad6e0-66a2-48b1-b9c9-09ea8a9e27b5","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-06-21T04:00:00.000Z","observed_at_local":"2005-06-21T00:00:00-04:00","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/164625","readings":[{"id":"ab4f7c2b-1afb-4052-98cd-947cd044d510","created_at":"2025-09-04T14:33:00.502Z","updated_at":"2025-09-04T14:33:00.502Z","parameter":"total_phosphorus","unit":"ppb","value":"21","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"2851fbfe-2112-4ade-b84b-18a5453a9aa9","created_at":"2025-09-04T14:33:00.511Z","updated_at":"2025-09-04T14:33:00.511Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"390","equipment":"lab_unspecified","equipment_limit":null}]}