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Regional Offices
Each EPA Regional Office is responsible within selected states for the execution of the Agency's programs, considering regional needs and the implementation of federal environmental laws.
Select a region by clicking within the area of the map covered by that region, or use the links on the left to go directly to a regional home page.
- 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, Hawaii, Nevada, and the territories of Guam and American Samoa.
- Region 10 - responsible within the states of Alaska, Idaho, Oregon, and Washington.