What is Big Four Reservoir Dam in Madison, IL?
Big Four Reservoir Dam is a Dam located in Madison County, IL
Dam
USGS Feature Class
#1691179
USGS Feature Id
577.28feet
Elevation above sea level
176meters
Elevation above sea level
Where is Big Four Reservoir Dam located?
MadisonCounty
Big Four Reservoir Dam is located in Madison County, IL
38.98005, -89.74342
latitude / longitude
GPS coordinates for Big Four Reservoir Dam
New Douglas
USGS Map Name
Map of Big Four Reservoir Dam in Madison, Illinois