A map of the United States showing the 10 regions of the Environmental Protection Agency. 
Key:


  Region 1: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont.  Region 2: New Jersey and New York. (It is also includes Puerto Rico and the U.S. Virgin Islands, which are not shown.)  Region 3: Delaware, Maryland, Pennsylvania, Virginia, West Virginia, and the District of Columbia.  Region 4: Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, and Tennessee.  Region 5: Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin.  Region 6: Arkansas, Louisiana, New Mexico, Oklahoma, and Texas.  Region 7: Iowa, Kansas, Missouri, and Nebraska.  Region 8: Colorado, Montana, North Dakota, South Dakota, Utah, and Wyoming.  Region 9: Arizona, California, Hawaii, and Nevada. (It also includes Guam and American Samoa, which are not shown.)  Region 10: Alaska, Idaho, Oregon, and Washington.
Blank_US_Map.svg
Blank_US_Map.svg: User:Theshibboleth
derivative work: Ninjatacoshell (talk)