United States Environmental Protection Agency - EPA Regions

EPA Regions

Each EPA regional office is responsible within its states for implementing the Agency's programs, except those programs that have been specifically delegated to states.

• Region 1: responsible within the states of Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont.
• Region 2: responsible within the states of New Jersey and New York. It is also responsible for the US territories of Puerto Rico, and the U.S. Virgin Islands.
• Region 3: responsible within the states of Delaware, Maryland, Pennsylvania, Virginia, West Virginia, and the District of Columbia.
• Region 4: responsible within the states of Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, and Tennessee.
• Region 5: responsible within the states of Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin.
• Region 6: responsible within the states of Arkansas, Louisiana, New Mexico, Oklahoma, and Texas.
• Region 7: responsible within the states of Iowa, Kansas, Missouri, and Nebraska.
• Region 8: responsible within the states of Colorado, Montana, North Dakota, South Dakota, Utah, and Wyoming.
• Region 9: responsible within the states of Arizona, California, Hawai'i, Nevada, and the territories of Guam and American Samoa.
• Region 10: responsible within the states of Alaska, Idaho, Oregon, and Washington.

Each regional office also implements programs on Indian Tribal lands, except those programs delegated to Tribal authorities.