Contact Us About Impaired Waters and TMDLs

Mailing Address

U.S. EPA
Watershed Branch
Office of Wetlands, Oceans and Watersheds
Mail Code 4503T
1200 Pennsylvania Ave. NW
Washington, DC 20460

For general questions or comments about impaired waters and TMDLs, please use the form below. Be sure to include your e-mail address if you’d like a response.

For questions about a particular waterbody in your area, use the map below to find the impaired waters and TMDL contacts for your EPA Regional Office:

Map of the US, split into EPA regionsRegion 1: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont Region 2: New Jersey, New York, Puerto Rico, US 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 Dakaota, Utah, Wyoming Region 9: Arizona, California, Hawaii, Nevada, Pacific Islands Region 10: Alaska, Idaho, Oregon, Washington

Region 1 TMDL Contacts

Katie Lamoureux ([email protected])
Chief, Water Quality and Wetlands Protection Section (WQWPS)
(617) 918-1373

Ivy Mlsna ([email protected])
Water Quality Team Leader
(617) 918-1311

Connecticut

Steve Winnett ([email protected])
ACTING CT TMDL Coordinator
(617) 918-1687

Maine

Bonnie Blalock ([email protected])
ME TMDL Coordinator
(617) 918-1253

Massachusetts

Ivy Mlsna ([email protected])
MA TMDL Coordinator
(617) 918-1311

New Hampshire

Nathan Chien ([email protected])
NH TMDL Coordinator
(617) 918-1649

Rhode Island

Steve Winnett ([email protected])
RI TMDL Coordinator
(617) 918-1687

Vermont

Joe Bishop ([email protected])
VT TMDL Coordinator
(617) 918-1074

EPA New England TMDL Coordinator

Steve Winnett ([email protected])
(617) 918-1687

Region 2 TMDL Contacts

NJ, PR, USVI 303(d)/305(b) List Lead
Makini Valentine ([email protected])
212-637-3824

New York 303(d)/305(b) List
St. Regis Mohawk Tribe 305(b) Lead
Ryan Van Manen ([email protected])
212-637-3819

Regional TMDL Coordinator
NJ, NY TMDL Lead
Rosella O'Connor ([email protected])
212-637-3823

PR/VI TMDL Lead
Matt Bemis ([email protected])
212-637-3793

Regional ATTAINS, Data Management Coordinator
Adam Fisher([email protected])
212-637-3817

Region 3 TMDL Contacts

Standards and TMDLs Section Chief
Jessica Martinsen ([email protected])
(215) 814-5144

Regional TMDL Coordinator
Ashley Geiger ([email protected])
(215) 814-2774

Regional Data Management and Listing Coordinator
Jillian Adair ([email protected])
(215) 814-5713

Regional Monitoring and Assessment Coordinator
Leah Ettema ([email protected])
(304) 234-0245

Delaware

EPA 303(d) List/TMDL Contact
Taylor Krolik ([email protected])
(215) 814-2079

State 303(d) List/TMDL Contact
DE Dept. of Natural Resources and Environmental Control (DNREC)
Bradford Smith ([email protected])
DNREC Division of Water Resources
29 South State St.
Dover, DE 19901

District of Columbia

EPA 303(d) List/TMDL Contact
Raffy Marano ([email protected])
(215) 814-2397

District 303(d) List/TMDL Contact
DC Dept. of Energy and Environment (DOEE)
Efeturi Oghenekaro ([email protected]), Branch Chief
Government of the District of Columbia
1200 First Street NE, 5th Floor
Washington, DC 20002​

Maryland

EPA 303(d) List/TMDL Contact
Hunter Pates ([email protected])
(215) 814-3385

State TMDL Contact
MD Dept. of the Environment (MDE)
Jeff White ([email protected])
Water and Science Administration, MDE
1800 Washington Blvd., Suite 540
Baltimore, MD 21230-1718

State 303(d) List Listing Contact
MD Dept. of the Environment (MDE)
Matthew Stover ([email protected])
Water and Science Administration, MDE
1800 Washington Blvd., Suite 540
Baltimore, MD 21230-1718

Pennsylvania

EPA 303(d) List/TMDL Contact
Izzy Castiglioni ([email protected])
(215) 814-2773

State 303(d) List Contact
PA. Dept. of Environmental Protection (PADEP)
Dustin Shull ([email protected]), Environmental Group Manager
Assessment Section
PADEP
400 Market St.
Harrisburg, PA 17105-8555

State TMDL Contact
PA. Dept. of Environmental Protection (PADEP)
Bill Brown ([email protected])
PADEP Watershed Protection Division
400 Market St.
Harrisburg, PA 17105-8555

Virginia

EPA 303(d) List /TMDL Contact
Juan Vicenty-Gonzalez ([email protected])
(215) 814-2952

State 303(d) List Contact
VA Dept. of Environmental Quality (VADEQ)
Sandra Mueller ([email protected]), Manager
VADEQ Water Monitoring and Assessment Program
P.O. Box 1105
Richmond, VA 23218

State TMDL Contact
VA Dept. of Environmental Quality (VADEQ)
Justin Williams ([email protected]), Director
Office of Watersheds and Local Government Assistance
P.O. Box 10009
629 E Main St.
Richmond, VA 23240

West Virginia

EPA 303(d) List /TMDL Contact
Leah Ettema ([email protected])
(304) 234-0245

State 303(d) List /TMDL Contact
WV Dept. of Environmental Protection (WVDEP)
Mindy Neil ([email protected]), TMDL Program Manager
WVDEP Division of Water and Waste Management
601 57th St. SE
Charleston, WV 25304-2345

Region 4 TMDL Contacts

Alabama

EPA 303(d)/TMDL
Chauncey Orr ([email protected])
(404) 562-9149

State 303(d)​
Chris Johnson ([email protected])
AL Dept.of Environmental Management (ADEM)
1400 Coliseum Boulevard
Montgomery, AL 36110
(334) 271-7827

State TMDL
Kimberly Minton ([email protected])
AL Dept.of Environmental Management (ADEM)
1400 Coliseum Boulevard
Montgomery, AL 36110
(334) 271-7826

Florida

EPA TMDL
Laila Hudda ([email protected])
(404) 562-9007

EPA 303(d)
Joe Pohnan ([email protected])
(404) 562-9731

State 303(d)​
Kevin O'Donnell ([email protected])
Watershed Assessment Section
FL Dept. of Environmental Protection
2600 Blair Stone Road - Mail Station 3560
Tallahassee, FL 32399
(850) 245-8469

State TMDL
Ken Weaver ([email protected])
Water Quality Evaluation & TMDL Program
FL Dept. of Environmental Protection
2600 Blair Stone Road-Mail Station 3555
Tallahassee, FL 32399-2400
(850) 245-8414

Georgia

EPA 303(d)/TMDL
Bonita Johnson ([email protected])
(404) 562-9388

State 303(d)​/TMDL
Elizabeth A. Booth ([email protected])
GA Dept. of Natural Resources
Environmental Protection Division
Watershed Planning and Monitoring Program
2 MLK, Jr. Dr. S.E., Suite 1152
Atlanta, GA 30334
(404) 463-4929

Kentucky

EPA 303(d)/TMDL
Marion Hopkins ([email protected])
(404) 562-9481

State 303(d)​
Katie McKone ([email protected])
Division of Water
300 Sower Blvd.
Frankfort, KY 40601
(502) 782-7016

State TMDL
Alicia Jacobs ([email protected])
TMDL Section Supervisor
Division of Water
300 Sower Blvd.
Frankfort, KY 40601
(502) 564-3410

Mississippi

EPA 303(d)/TMDL
William Melville ([email protected])
(404) 562-9266

State 303(d)​
Charles Thompson ([email protected])
MS Dept. of Env. Quality
P.O. Box 2261
Jackson, MS 39225-0385
(601) 961-5795

State TMDL
Shawn Clark ([email protected])
MS Dept. of Env. Quality
P.O. Box 2261
Jackson, MS 39225-0385
(601) 961-5629

North Carolina

EPA 303(d)/TMDL
Marion Hopkins ([email protected])
(404) 562-9481

State 303(d)​/TMDL
Pam Behm ([email protected])
NC Division of Water Resources
1611 Mail Service Center
Raleigh, NC 27699-1611
(919) 707-3687

South Carolina

EPA 303(d)/TMDL
Elizabeth Smith ([email protected])
(404) 562-8721

State 303(d)/TMDL​
Wade Cantrell ([email protected])
SC Dept. of Health & Env. Control
Bureau of Water
2600 Bull Street
Columbia, SC 29201
(803) 898-3548

State TMDL
Wade Cantrell ([email protected])
SC Dept. of Health & Env. Control
Bureau of Water
2600 Bull Street
Columbia, SC 29201
(803) 898-3548

Tennessee

EPA 303(d)/TMDL
Elizabeth Belk ([email protected])
(404) 562-9377

State 303(d)​
Greg Denton ([email protected])
TN Dept. of Environment & Conservation
William R. Snodgrass Tennessee Tower
312 Rosa L. Parks Avenue, 11th Floor
Nashville, TN 37243
(615) 532-0699

State TMDL
David M. Duhl ([email protected])
TN Dept. of Environment & Conservation
Division of Water Resources, Water Quality Branch
William R. Snodgrass Tennessee Tower
312 Rosa L. Parks Avenue, 11th Floor
Nashville, TN 37243
(615) 532-0438

Region 5 TMDL Contacts

303(d) List Reviewers

Region 6 TMDL Contacts

Arkansas

EPA 303(d)/TMDL Contact
Selena Medrano ([email protected])
(214) 665-2776

Louisiana

EPA 303(d)/TMDL Contact
Tami Sundquist ([email protected])
(214) 665-8360

New Mexico

EPA 303(d)/TMDL Contact
Rob Cook ([email protected])
(214) 665-7141

Oklahoma

EPA 303(d)/TMDL Contact
Lindsey Griffin ([email protected])
(214) 665-2797

Texas

EPA 303(d)/TMDL Contact
Britt Dean ([email protected])
(214) 665-2722

Region 7 TMDL Contacts

Standards and Water Quality Branch Supervisor
Amy Shields ([email protected]) 913-551-7396

Water Quality Section Supervisor
David Pratt ([email protected]) 913-551-7552

Regional TMDL and IR Coordinator
Chelsea Paxson ([email protected]) 913-551-7906

Regional ATTAINS, Data Management Coordinator
Kimberly Bowman ([email protected]) 913-551-7594

Regional Modeling Coordinator
Steven Wang ([email protected]) 913-551-7142

Water Division Monitoring Coordinator and TMDL/IR Support:
Jared Schmalstieg ([email protected]) 913-551-7688

Iowa

EPA Listing and TMDLs Contact:
Madison Stieg ([email protected]) 913-551-7354

Kansas

EPA Listing and TMDLs Contact:
Joyeta Chowdhury ([email protected]) 913-551-7560

Missouri

EPA Listing and TMDLs Contact:
Dane Boring ([email protected]) 913-551-7676

Nebraska

EPA Listing and TMDLs Contact:
Kimberly Bowman ([email protected]) 913-551-7594

Region 8 TMDL Contacts

Colorado

EPA Listing:
Liz Rogers ([email protected])
303-312-6974

State Listing:
Skip Feeney ([email protected])
303-691-4928

EPA TMDL:
Amy King ([email protected])
303-312-6708

State TMDL:
Tammy Allen ([email protected])
303-692-3554

Montana

EPA Listing:
Tina Laidlaw ([email protected])
405-457-5016

State Listing:
Darrin Kron ([email protected])
406-444-4765

EPA TMDL:
Peter Brumm ([email protected])
406-457-5029

State TMDL:
Christina Staten ([email protected])
406-444-2836

North Dakota

EPA Listing:
Tina Laidlaw ([email protected])
406-457-5016

State Listing:
Joshua Wert ([email protected])
701-328-5014

EPA TMDL:
Kristy Fortman ([email protected])
406-457-5001

State TMDL:
Joshua Wert ([email protected])
701-328-5014

South Dakota

EPA Listing:
Liz Rogers ([email protected])
303-312-6794

State Listing:
Shannon Minerich ([email protected])
605-773-3351

EPA TMDL:
Amy King ([email protected])
303-312-6708

State TMDL:
Allen Wittmuss ([email protected])
605-677-6163

Utah

EPA Listing:
Sarah Wheeler ([email protected])
303-312-6379

State Listing:
Jodi Gardberg ([email protected])
801-536-4372

EPA TMDL:
Kristy Fortman ([email protected])
406-457-5001

State TMDL:
Jodi Gardberg ([email protected])
801-536-4372

Wyoming

EPA Listing:
Tina Laidlaw ([email protected])
406-457-5016

State Listing:
Ron Steg ([email protected])
307-335-6980

EPA TMDL:
Justin Wiese ([email protected])
303-312-6637

State TMDL:
Ron Steg ([email protected])
307-335-6980

Tribes

Region 9 TMDL Contacts

Standards and TMDL Section Manager - TMDLs, 303(d) Listing, Monitoring, WQ Standards

Tina Yin ([email protected])
(415) 972-3579

Regional TMDL and 303(d) Listing Coordinator

Dave Guiliano ([email protected])
(415) 947-4133

American Samoa

EPA 303(d)/TMDL Contact

Isabel Jones ([email protected])
(415) 972-3726

Arizona

EPA 303(d)/TMDL Contact

Diana Hsieh ([email protected])
(415) 972-3526

California

EPA Statewide 303(d)/TMDL Contact

Eric Dubinsky ([email protected])
(415) 972-3517

EPA TMDL Liaisons for Regional Water Quality Control Boards

North Coast - Regional Board 1

TBD

San Francisco Bay - Regional Board 2

Eric Dubinsky ([email protected])
(415) 972-3517

Central Coast - Regional Board 3

Matt Mitchell ([email protected])
(417) 972-3508

Los Angeles - Regional Board 4

Matt Bolt ([email protected])
(415) 972-3578

Central Valley - Regional Board 5

Matt Mitchell ([email protected])
(417) 972-3508

Lahontan - Regional Board 6

Matt Mitchell ([email protected])
(417) 972-3508

Colorado River - Regional Board 7

TBD

Santa Ana - Regional Board 8

Diane Fleck ([email protected])
(213) 244-1836

San Diego - Regional Board 9

Diane Fleck ([email protected])
(213) 244-1836

Commonwealth of Northern Mariana Islands (CNMI)

EPA 303(d)/TMDL Contact

CJ Tawiah ([email protected])
(415) 972-3553

Guam

EPA 303(d)/TMDL Contact

Dave Guiliano ([email protected])
(415) 947-4133

Hawaii

EPA 303(d)/TMDL Contact

Eric Dubinsky ([email protected])
(415) 972-3517

Nevada

EPA 303(d)/TMDL Contact

Dave Guiliano ([email protected])
(415) 947-4133

Region 10 TMDL Contacts

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Last updated on September 30, 2024