About the Bay

Learn more about the Chesapeake Bay and its watershed with maps and information on wildlife, issues impacting the Bay's health, and more.

  • 22-sotb_Isabelle-Gholl_1171x593

    Isabelle Gholl

    2022 State of the Bay Report

    In 2022, the State of the Bay score remained unchanged at 32, a D+. Of the 13 indicators assessed, three improved and three declined. These mixed results reflect the struggle between restoration efforts and powerful forces that are reshaping the watershed.

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    More than Just the Bay

    When we speak of "saving the Bay," we're talking about the roughly 64,000 square-mile watershed that includes the Bay, rivers, streams, and creeks and is covered with forests, farms, wildlife habitat, cities, suburbs, wastewater treatment plants, and heavy industry.

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  • Bay Grasses Sunset - Bob Miller - 1171x593

    Bob Miller

    Geography and Facts

    The largest and at one-time most productive estuary in the United States, the Chesapeake Bay is an integral part of our natural and national history.

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  • BayMapforWeb 695x352

    Maps

    Maps covering a wide range of Chesapeake Bay information, from geography and wildlife to pollution and economics.

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  • kayaking in the susquehanna - Miguel Angel de la Cueva iLCP 695x352

    Miguel Angel de la Cueva/iLCP

    Resources

    There's a lot more to learn about the Chesapeake Bay and its rivers and streams. These web sites and materials will inspire you to get to know the watershed better.

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    Gilpin Brown

    10 Things You Didn't Know About the Chesapeake Bay

    Ten facts about the Chesapeake Bay that may surprise you.

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The Bay Needs You

The State of the Bay Report makes it clear that the Bay needs our support now more than ever. Your donation helps the Chesapeake Bay Foundation maintain our momentum toward a restored Bay, rivers, and streams for today and generations to come.

Donate Today

Volunteer

Do you enjoy working with others to help clean the Chesapeake Bay? Do you have a few hours to spare? Whether growing oysters, planting trees, or advocating for a clean Bay, there are plenty of ways you can contribute.

Volunteer
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