Do you have a question about the Chesapeake Bay? Explore our list of frequently asked questions to learn more about the Bay and its watershed, habitats and wildlife. You can browse the FAQ by category, or explore the answers to some of our most common questions below.
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The Chesapeake Bay watershed spans six states and the District of Columbia. Within this watershed are several large cities, including Cooperstown, N.Y.; Harrisburg, Pa.; Baltimore, Md.; Washington, D.C.; and Norfolk, Richmond and Charlottesville, Va.
A tributary is a stream or river that eventually flows into a larger body of water. For example, the James River is a tributary of the Chesapeake Bay.
The Choptank, James, Nanticoke, Patapsco, Patuxent, Potomac, Rappahannock, Susquehanna and York rivers are just a few of the many rivers that flow into the Chesapeake Bay. These rivers are fed by hundreds of thousands of streams and creeks that flow throughout the Chesapeake Bay watershed.
Visit the EPA’s Surf Your Watershed page, where you can enter your zip code to find out what watershed(s) you live in.
Altogether, more than 100,000 streams, creeks and rivers thread through the Chesapeake Bay watershed.
A subwatershed is a small watershed contained within the larger Chesapeake Bay watershed. Each of the streams, creeks and rivers in the Bay watershed has its own watershed. For example, the Potomac River watershed is a subwatershed of the Chesapeake Bay watershed.
A watershed is an area of land that drains to a particular river, lake, bay or other body of water.
The Chesapeake Bay watershed stretches across more than 64,000 square miles.
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