20150930 10590300 1.0 TRUE Impervious surface throughout the Chesapeake Bay watershed. The watershed spans 6 states (Maryland, Virginia, West Virginia, New York, Pennsylvania, and Delaware) and Washington D.C. Based on the most recent (2011) National Land Cover Database, which is the definitive Landsat-based, 30-meter resolution land cover database for the United States. NLCD products are created by the Multi-Resolution Land Characteristics (MRLC) Consortium, a partnership of Federal agencies led by the U.S. Geological Survey. Percent imperviousness per 30mx30m grid cell is displayed. Impervious surface land cover land use Chesapeake Bay Watershed Impervious Surface in the Chesapeake Bay watershed U.S. Geological Survey ( 2014), Chesapeake Bay Foundation (2015) Chesapeake Bay Foundation does not guarantee accuracy and is not responsible for misuse of the data. Chesapeake Bay Watershed States – Land Cover 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