![](/TrimIcon/w32h32/YellowBook.png)
Bull Run turbidity potential
Wednesday, December 31, 1975
A2000-009
M/1274
Circa 1975 A map of Bull Run Reservoir showing different levels of turbidity potential high ; medium ; and low
Bull Run turbidity potential
Wednesday, December 31, 1975
A2000-009
M/1274
Circa 1975 A map of Bull Run Reservoir showing different levels of turbidity potential high ; medium ; and low