The diagram shows this better than I can explain it. At a gage height of 1 foot, our stream has the amount of water (flow) represented by the blue area. Let's say it rains and the water rises to 2 feet. The additional flow is represented by the green area.
Closest Airport to Washington, D. C., DC. The closest airport to Washington, D. C. is Ronald Reagan Washington National Airport (DCA). Distance from Ronald Reagan Washington National Airport to Washington, D. C., DC is 4,8 kilometers (3,0 miles).
Closest Public Airport. Norfolk International Airport (norfolkairport.com), in the neighboring city of Norfolk, is the closest airport to Virginia Beach. Only 13 miles northwest, Norfolk International Airport is not only the nearest option, but also one of the cheapest.