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State map of MaineClick on your state in the map below to get contacts, links to state regulations and requirements, and other useful information. Since state and local governments regulate septic systems, be sure to check with the appropriate state and local authorities for requirements that may apply to you.


Example of clickable region numberClick on the numbers in the map below to get information about the EPA Regional Office and to see information for all of the states in that area.

Below this map are text links to obtain the same state and regional information.

Region 1: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont Region 2: New Jersey, New York, Puerto Rico, Virgin Islands Region 2: New Jersey, New York, Puerto Rico, Virgin Islands Region 3: Delaware, District of Columbia, Maryland, Pennsylvania, Virginia, West Virginia Region 4: Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee Region 5: Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin Region 6: Arkansas, Louisiana, New Mexico, Oklahoma, Texas Region 7: Iowa, Kansas, Missouri, Nebraska Region 8: Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming Region 9: American Samoa, Arizona, California, Guam, Hawaii, Johnston Atoll, Midway Islands, Nevada, Northern Mariana Islands, Wake Island Region 9: American Samoa, Arizona, California, Guam, Hawaii, Johnston Atoll, Midway Islands, Nevada, Northern Mariana Islands, Wake Island Region 10: Alaska, Idaho, Oregon, Washington Region 10: Alaska, Idaho, Oregon, Washington Alabama Alaska American Samoa Arizona Arkansas California Colorado Connecticut Delaware Washington, DC Florida Georgia Guam Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachussets Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Northern Mariana Islands Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island South Carolina South Dakota Tennessee Texas Trust Territories Utah Vermont Virgin Islands Virginia Washington West Virginia Wisconsin Wyoming

 

Additional Contacts
Those systems serving more than 20 people fall under the provisions of Large Capacity Septic Systems, a section of the Safe Drinking Water Act (SDWA). Under this act, systems must be registered and present no danger of contaminating source water. Click here to view State Underground Injection Control (UIC) Contacts.

Under the Clean Water Act (CWA), 40 CFR 122.28, you need a National Pollutant Discharge Elimination System (NPDES) permit to discharge to the waters of the U.S. Click here to view the contacts for the NPDES program.

 

EPA Regions and States
Region 1 Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont  
Region 2 New Jersey, New York, Puerto Rico, Virgin Islands  
Region 3 Delaware, District of Columbia, Maryland, Pennsylvania, Virginia, West Virginia  
Region 4 Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee  
Region 5 Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin  
Region 6 Arkansas, Louisiana, New Mexico, Oklahoma, Texas  
Region 7 Iowa, Kansas, Missouri, Nebraska  
Region 8 Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming  
Region 9 American Samoa, Arizona, California, Guam, Hawaii, Johnston Atoll, Midway Islands, Nevada   Northern Mariana Islands, Wake Island,
Region 10 Alaska, Idaho   Oregon, Washington,

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