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National Pollutant Discharge Elimination System (NPDES)

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National Pollutant Discharge Elimination System (NPDES)

NPDES Program in Your Region

The EPA has 10 Regional offices around the country.  Regional offices work closely with the states to implement the NPDES program.  For specific NPDES information in your state or EPA Region, click on the corresponding Region below.

Map of the US, split into EPA regions

 Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont New Jersey, New York, Puerto Rico, US Virgin Islands Delaware, District of Columbia, Maryland, Pennsylvania, Virginia, West Virginia Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee  Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin Arkansas, Louisiana, New Mexico, Oklahoma, Texas Iowa, Kansas, Missouri, Nebraska Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming Arizona, California, Hawaii, Nevada, Pacific Islands Alaska, Idaho, Oregon, Washington

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