Question: during a given year a 60 mi2watershed received 35 inches...
During a given year, a 60 mi2watershed received 35 inches of rain. In that same time period 22,400 ac feet of surface water runoff was measured by integrating the runoff hydrograph from a USGS gaging station. What is the mean annual flow at the gage in cfs?
- What percentage of the rainfall resulted in direct surface water runoff?