FDA 483 - Signature Aviation - UGN - June 18, 2025

The FDA inspected Signature Aviation - UGN in Waukegan, IL, an airline support facility. The inspection revealed significant issues with the facility's water systems, specifically the lack of backflow prevention devices for both potable and non-potable water, leading to a risk of contamination. Additionally, water outlets were not properly labeled or fitted to distinguish between potable and non-potable sources.