WALLA WALLA, Wash. – The U.S. Army Corps of Engineers Walla Walla District’s Mill Creek Diversion Dam located upstream of Walla Walla, Wash., recently received a safer “Low Urgency” classification from the Corps following a recent analysis and assessment of the dam and implementation of risk reduction measures. The Mill Creek Diversion Dam was previously screened and classified within the Corps’ Dam Safety Action Classification (DSAC) program as “High Urgency” in January 2009. After completing a potential failure modes analysis and semi-quantitative risk assessment, the Corps recently concluded that risks due to Mill Creek Diversion Dam breach are low. The Corps has a robust dam safety program which includes multiple dam inspections, monitoring, evaluations and risk reduction measures. The improved classification was made by Corps headquarters in Washington, DC.