Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2025. This website is no longer updated and links to external websites and some internal pages may not work. More information »

JavaScript appears to be disabled on this computer. Please click here to see any active alerts.

EPA Regional Office Septic Systems Contacts

EPA Region 1 (serving CT, ME, MA, NH, RI, and VT)
U.S. EPA
5 Post Office Square, Suite 100 (OEP 06-1)
Boston, MA 02109-3912
Matthew Stamas (stamas.matthew@epa.gov)
(617) 918-1573
EPA Region 2 (serving NJ, NY, Puerto Rico, and the U.S. Virgin Islands)
U.S. EPA
290 Broadway, 24th Floor
New York, NY 10007-1866
Donna Somboonlakana (somboonlakana.donna@epa.gov)
(212) 637-3700
Paul Fericelli (fericelli.paul@epa.gov)
(202) 564-3397
Kristina Heinemann (heinemann.kristina@epa.gov)
(212) 637-3857
EPA Region 3 (serving DE, MD, PA, VA, WV, and DC)
U.S. EPA
Groundwater and Enforcement Branch/Water Protection Division
1650 Arch Street Mail Code: 3WP22
Philadelphia, PA 19103-2029
Walter Higgins (higgins.walter@epa.gov)
(215) 814-5476
EPA Region 4 (serving AL, FL, GA, KY, MS, NC, SC, and TN)
U.S. EPA
Atlanta Federal Center
61 Forsyth Street, SW
Atlanta, GA 30303-3104
Kamilah Carter (carter.kamilah@epa.gov)
(404) 562-9280
EPA Region 5 (serving IL, IN, MI, MN, OH, and WI)
U.S. EPA
77 West Jackson Boulevard
Mail Code: WN15J
Chicago, IL 60604
Jason Hewitt (hewitt.jason@epa.gov)
Life Scientist
(312) 353-3114

EPA Region 6 (serving AR, LA, NM, OK, and TX)
U.S. EPA
1201 Elm Street, Suite 500
Dallas, TX 75270
Kilty Baskin (baskin.kilty@epa.gov)
(214) 665-7500
EPA Region 7 (serving IA, KS, MO, and NE)
U.S. EPA
Water Division
11201 Renner Boulevard
Lenexa, KS 66219
Alex Owutaka (owutaka.alex@epa.gov)
Environmental Engineer
(913) 551-7584
EPA Region 8 (serving CO, MT, ND, SD, UT, and WY)
U.S. EPA
Wastewater Unit
1595 Wynkoop Street
Denver, CO 80202-1129
Stephanie Dejong (dejong.stephanie@epa.gov)
Section Chief
(303) 312-6362
Paul Garrison (garrison.paul@epa.gov)
Environmental Engineer
(303) 312-6016
EPA Region 9 (serving AZ, CA, HI, NV, American Samoa, Guam, Northern Mariana Islands, and Trust Territories)
U.S. EPA
75 Hawthorne Street
San Francisco, CA 94105-3901
Kate Rao (rao.kate@epa.gov)
(415) 972-3533
EPA Region 10 (serving AK, ID, OR, and WA)
U.S. EPA
1200 Sixth Avenue (MC-OWW-193)
Seattle, WA 98101
Vacant