Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

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

HTTPS

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

    • Environmental Topics
    • Air
    • Bed Bugs
    • Chemicals and Toxics
    • Climate Change
    • Emergency Response
    • Environmental Information by Location
    • Environmental Justice
    • Greener Living
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Pesticides
    • Radon
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Guidance
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • EPA Administrator
    • Organization Chart
    • Staff Directory
    • Planning, Budget, and Results
    • Jobs and Internships
    • Headquarters Offices
    • Regional Offices
    • Lab and Research Centers
Streamflow Duration Assessment
Contact Us

Outreach and Partners

The U.S. EPA Office of Water is collaborating with U.S. EPA Regional Offices, U.S. EPA Office of Research and Development, U.S. Army Corps of Engineers Districts, and the U.S. Army Corps of Engineers’ Engineer Research and Development Center to develop regional SDAMs. Steering committee contacts are provided below for the Arid West, Western Mountains, Great Plains, Northeast /Southeast, Alaska, and Hawaii. Please contact the appropriate regional steering committee representative listed below for regional status updates.

If you have information on recent streamflow duration research or monitoring efforts in your region, our team would like to hear from you. Contact Us with questions about streamflow duration assessment methods or send us an email directly with the subject “streamflow duration in [fill in the blank] region.”

National Contacts

Organization Contact Contact Information
U.S. EPA Office of Water Rachel Fertik Edgerton

Email Rachel Fertik Edgerton  (FertikEdgerton.Rachel@epa.gov)

Phone: (202) 566-1452

U.S. EPA Office of Research and Development Ken Fritz

Email Ken Fritz (Fritz.Ken@epa.gov)

Phone: (513) 569-7092

U.S. EPA Region 10 (on detail to Office of Water) Tracie Nadeau

Email Tracie Nadeau (Nadeau.Tracie@epa.gov)

Phone: (503) 326-3685

U.S. EPA Office of Water Brian Topping

Email Brian Topping (Topping.Brian@epa.gov)

Phone: (202) 566-5680

U.S. ACE Engineer Research and Development Center See Contact Information Email USACE ERDC (ERDCinfo@usace.army.mil)
U.S. ACE Headquarters See Contact Information

Contact form

Phone: (202) 761-5903

Arid West Steering Committee

Organization Contact Contact Information
U.S. EPA Region 8 Rachel Harrington

Email Rachel Harrington (Harrington.Rachel@epa.gov)

Phone: (303) 312-6870

U.S. EPA Region 9 Joe Morgan

Email Joe Morgan (Joseph.Morgan@epa.gov)

Phone: (415) 972-3309

U.S. EPA Region 6 Loribeth Tanner

Email Loribeth Tanner (Tanner.Lori@epa.gov)

Phone: (214) 665-8153

U.S. ACE Los Angeles District See Contact Information

Contact form

Phone: (213) 452-3425

U.S. ACE Sacramento District See Contact Information

Contact form

Phone: (213) 452-3425

Western Mountains Steering Committee

Organization Contact Contact Information
U.S.EPA Region 8 Rachel Harrington

Email Rachel Harrington (Harrington.Rachel@epa.gov)

Phone: (303) 312-6870

U.S. EPA Region 9 Joe Morgan

Email Joe Morgan (Joseph.Morgan@epa.gov)

Phone: (415) 972-3309

U.S. EPA Region 6 Loribeth Tanner

Email Loribeth Tanner (Tanner.Lori@epa.gov)

Phone: (214) 665-8153

U.S. ACE Los Angeles District See Contact Information

Contact form

Phone: (213) 452-3425

U.S. ACE Sacramento District See Contact Information

Contact form

Phone: (213) 452-3425

U.S. ACE Seattle District See Contact Information

Contact form

Phone: (206) 764-3742

U.S. ACE Omaha District

See Contact Information

Contact form

Phone: (402) 995-2229

Great Plains Steering Committee

Organization Contact Contact Information
U.S. EPA Region 5 Kerryann Weaver

Email Kerryann Weaver (Weaver.Kerryann@epa.gov)

Phone: (312) 353-9483

U.S. EPA Region 5 Ed Hammer

Email Ed Hammer (Hammer.Edward@epa.gov)

Phone: (312) 886-3019

U.S. EPA Region 6 Loribeth Tanner

Email Loribeth Tanner (Tanner.Lori@epa.gov)

Phone: (214) 665-8153

U.S. EPA Region 6 Chelsea Sherwood

Email Chelsey Sherwood (Sherwood.Chelsey@epa.gov)

Phone: (214) 665-6452

U.S. EPA Region 7 Justin Kensinger

Email Justin Kensinger (Kensinger.Justin.R@epa.gov)

Phone: (913)551-7318

U.S.EPA Region 8 Rachel Harrington

Email Rachel Harrington (Harrington.Rachel@epa.gov)

Phone: (303) 312-6870

U.S. ACE Galveston District See Contact Information

Contact form

Phone: (409) 766-3004

U.S. ACE Rock Island District See Contact Information

Contact form

Phone: (309) 794-4200

U.S. ACE St. Paul District See Contact Information

Contact form

Phone: (651) 290-5807

U.S. ACE Tulsa District See Contact Information

Contact form

Phone: (918) 669-7366

U.S. ACE Omaha District

See Contact Information

Contact form

Phone: (402) 995-2229

Northeast/ Southeast Steering Committee

Organization Contact Contact Information
U.S. EPA Region 1 Erica Sachs

Email Erica Sachs (Sachs.Erica@epa.gov)

Phone: (617) 918-1741

U.S. EPA Region 1 Ray Putnam

Email Ray Putnam  (Putnam.Raymond@epa.gov)

Phone: (617)-918-1523

U.S. EPA Region 2 Marco Finocchiaro

Email Marco Finocchiaro (Finocchiaro.Marco@epa.gov)

Phone: (212) 637-3836

U.S. EPA Region 2 Nancy Rodriguez

Email Nancy Rodriguez (Rodriguez.Nancy@epa.gov)

Phone: (787) 977-5887

U.S. EPA Region 3 Christine Mazzarella

Email Christine Mazzarella (Mazzarella.Christine@epa.gov)

Phone: (215) 814-5756

U.S. EPA Region 3 Greg Pond

Email Greg Pond (Pond.Greg@epa.gov)

Phone: (304) 234-0243

U.S. EPA Region 4 Eric Somerville

Email Eric Somerville (Somerville.Eric@epa.gov)

Phone: (706) 355-8514

U.S. EPA Region 5 Melanie Burdick

Email Melanie Burdick (Burdick.Melanie@epa.gov)

Phone: (312) 886-2255

U.S. EPA Region 6 Raul Gutierrez

Email Raul Gutierrez (Gutierrez.Raul@epa.gov)

Phone: (214) 665-6697

U.S. EPA Region 6 Chelsey Sherwood

Email Chelsey Sherwood (Sherwood.Chelsey@epa.gov)

Phone: (214) 665-6452

U.S. ACE Baltimore District

See Contact Information

Contact form

Phone: (410) 962-2809

U.S. ACE Galveston District

See Contact Information

Contact form

Phone: (409) 766-3004

U.S. ACE Mobile District

See Contact Information

Contact form

Phone: (251) 690-2658

U.S. ACE New England District See Contact Information

Contact form

Phone:  (978) 318-8111

U.S. ACE Omaha District

See Contact Information

Contact form

Phone: (402) 995-2229

U.S. ACE Vicksburg District

See Contact Information

Contact form

Phone: (601) 631-5000

U.S. ACE Wilmington District See Contact Information

Contact form

Phone: (910) 251-4625

Alaska Steering Committee

Organization Contact Contact Information
U.S. EPA Alaska Operations Office Matthew LaCroix

Email Matthew LaCroix (LaCroix.Matthew@epa.gov)

Phone: (907) 271-1480

U.S. ACE Alaska District Office See Contact Information

Contact form

Phone: (907) 753-2712

Hawaii Steering Committee

Organization Contact Contact Information
U.S. EPA Region 9 Joe Morgan

Email Joe Morgan (Joseph.Morgan@epa.gov)

Phone: (415) 972-3309

U.S. ACE Honolulu District See Contact Information

Contact Form

Phone: (808) 835-4004

  • SDAMs Home
  • Learn About SDAMs
  • Outreach and Partners
  • SDAM Status by Region
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on July 27, 2022
United States Environmental Protection Agency

Discover.

  • Accessibility
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data.gov
  • Inspector General
  • Jobs
  • Newsroom
  • Open Government
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions

Follow.