{"id":"fcc45f46-7a07-48ad-af59-922f8d37825f","created_at":"2025-09-04T14:30:16.691Z","updated_at":"2026-01-20T20:52:11.041Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"b53e2f49-2d98-4723-97f6-7ea4f671d6f0","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2009-08-31T04:00:00.000Z","observed_at_local":"2009-08-31T00:00:00-04:00","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/163481","readings":[{"id":"bc0d6bec-8496-454f-bd47-0f7f8ea24841","created_at":"2025-09-04T14:30:16.735Z","updated_at":"2025-09-04T14:30:16.735Z","parameter":"total_phosphorus","unit":"ppb","value":"14","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"e55907f5-0f46-4dfa-9032-dc83a845ecd0","created_at":"2025-09-04T14:30:16.769Z","updated_at":"2025-09-04T14:30:16.769Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"460","equipment":"lab_unspecified","equipment_limit":null}]}