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).
Nearest major airport to 23336: 1  The closest major airport to 23336 is Salisbury-Ocean City Wicomico Regional Airport (SBY / KSBY). This airport is in Salisbury, Maryland and is 35 miles from the center of the 23336 zip code.