State and Regional Organizations
Full Affiliate Members Supporting Affiliate Members
Full Affiliate Members
For the New England states, check out the (Massachusetts) Yankee Onsite Wastewater Association.
Arizona Onsite Wastewater Recycling Association (AzOWRA)
Joelle Wirth, President: 928-853-9994
Mahir Hazine, Vice President: 928-978-9010
Kathy Mills, Secretary: 480-235-5052
Jake Garrett, Past President: 928-701-1669
Lou Brown, Executive Director and Treasurer: 928-899-1096
Phone: 928-899-1096
Address: 717 5th St., Prescott, AZ 86301
Visit Website
Colorado Professionals in Onsite Wastewater (CPOW)
Julie Gustavson, President
James Cochran, President Elect
Dayton Ryden, Secretary
Sheryl Ervin, Treasurer
Jessica Wiersma, Past President
Lea Hanson, Executive Director
Lisa Nicoll, Executive Administrator
Phone: 720-626-8989
Address: PO Box 918, Strasburg, CO 80136
Visit Website
Florida Onsite Wastewater Association (FOWA)
Adam Shepard, President: 239-261-0607
Greg Harris, Vice President: 386-983-1945
Darla Eberst, Secretary: 352-317-2527
Darrell Clay, Treasurer: 352-429-8836
Michael Jones, Past President: 904-862-6769
Roxanne Groover, Executive Director
Phone: 863-845-5262
Address: 5115 State Road 557, Lake Alfred, FL 33850-7202
Visit Website
Georgia Onsite Wastewater Association (GOWA)
Jan Bentley, President
Tommy Chambliss, Immediate Past President
Barney Allen, Vice President
Terri Wigley, Secretary
Melinda Bailey, Treasurer
Debbie Johnson, Executive Director
Phone: 706-407-2552
Address: P.O. Box 2945, LaGrange, GA 30241
Visit Website
Iowa Onsite Waste Water Association (IOWWA)
Brandon Peska, Vice President: 319-642-3415
Kurt Leichty, Vice President: 319-256-8009
Trevor Dickerson, Treasurer: 319-855-2837
Amber Meixner, Secretary: 641-472-3959
Jeff Sherman, Past President: 641-257-6153
Matt Vinsand, Executive Director
Phone: 515-225-1051
Address: 16027 Northpark Dr., Urbandale, IA 50323
Visit Website
Kansas Small Flows Association (KSFA)
Zack Millbern, President: 913-715-6934
Sheryl Ervin, Treasurer: 816-266-3476
Jennifer Milbern, Secretary: 620-342-4864 ext 5
Phone: 913.594-1472
Address: 1443 N Prince Edward Island St, Olath, KS 66061
Email: kansassmallflows@ksfa.org
Visit Website
Maryland Onsite Wastewater Professional Association (MOWPA)
Ryan Nagi, President: 240-925-0085
Eddie Harrison, Vice President: 301-829-9047
Amy Hart, Secretary/Treasurer: 443-789-3508
Phone: 443-570-2029
Fax: 443-267-0098
Email: info@mowpa.org
Address: PO Box 2570, Ellicot City, MD 21041-2570
Visit Website
Massachusetts - Yankee Onsite Wastewater Association (YOWA) - (New England States)
Alyssa Rusieki, President: (413) 545-5110
VACANT, Vice President:
Lauren Usilton, Secretary/Treasurer: (508) 823-9566
Phone: (781) 939-5710
Address: c/o 10 Tower Office Park, Suite 601, Woburn, MA 01801-2155
Email: yankeeonsite@gmail.com
Visit Website
Michigan Onsite Wastewater Recycling Association (MOWRA)
Larry Stephens , President: (517) 339-8692
Ken Cousino, Vice President: (734) 944-2020
Bill Gregory, Secretary-Treasurer: (517) 546-3112
Michael Stephens, Past President: (517) 339-8692
Address: PO Box 708, Haslett, MI 48840
Visit Website
Minnesota Onsite Wastewater Association (MOWA)
Stacey Feser, President: 612-382-7491
Kurt Christopherson, President Elect: 612-716-9708
Jessica Fosberg, Secretary: 218-671-1058
Ryan Lashinski, Treasurer: 612-919-3704
Alex Pepin, Past-President: 612-248-4281
Tammy Trantham, Executive Assistant: 612-361-9629
Address: 1148 Marketplace Dr N, Suite 600 PMB392, Champlin, MN 55316
Visit Website
Missouri Smallflows Organization (MSO)
Michael Bowers, President: 417-868-4147
Sean Bauer, Vice President: 573-280-4130
Seth Coggin, Secretary: 417-291-5722
Jessi Wood, Treasurer: 816-966-8885
Tammy Trantham, Executive Director: 417-631-4027
Address: 2733 E. Battlefield #132, Springfield, MO 65804-3981
Visit Website
Nebraska Onsite Waste Water Association (NOWWA)
Dennis Walsh, President:
Ken Myers, Vice President: 308-872-2547
Lee Orton, Secretary/Treasurer: 402-476-0162
Phone: 402-476-0162
Address: 1233 Lincoln Mall, Suite 201 Lincoln, Nebraska 68508
Visit Website
New Mexico - Professional Onsite Waste Water Reuse Association of New Mexico (POWRA_NM)
Ralph Baker Dotson, President
Eugene Bassett, CEO
William McKinstry, Executive Vice President
Phone: 505 989-7676
Address: P.O. BOX 8542, Santa Fe, NM 87504
Visit Website
North Dakota Onsite Wastewater Recycling Association (NDOWRA)
Tom Schimelfenig, President
Bruce Ellingson, Vice President
Daren Jesperson, Treasurer
Jason Hovdnes, Secretary
Phone: 701-650-8792
Address: 4380 7th Street, NE, Bowdon, ND 58418
Visit Website
Ohio Onsite Wastewater Association (OOWA)
Zak Sherman, President 614-905-6750
Oregon Onsite Wastewater Association (O2WA)
Dennis Boeger, President: 541-302-4996
Scott Davis, Secretary/Treasurer: 503-522-8239
Larry O'Connor, Past President: 503-922-2194
Belinda Rasmussen, Executive Director: 541-389-6692
Address: 70 SW Century Dr., PMB 353, Bend, OR 97702
Visit Website
Pennsylvania Onsite Wastewater Recycling Association (POWRA-PA)
Paul Golrick , President: 215-362-4610
VACANT, Vice President
Timothy Wargo, Secretary: 717-770-0100
Royce Jefferson, Treasurer
Adam B. Browning, Past President: 215-362-4610
Address: 4075 Linglestown Road, #228, Harrisburg, PA 17112
Visit Website
Tennessee Onsite Wastewater Association (TOWA-TN)
Lonnie Norrod, President: 615-969-4443
Eric Jervis, President-Elect: 615-927-8556
Tom Petty, Treasurer: 615-674-5900
Garrad Johnson, Secretary: 615-790-5751
George Garden, Past President: 615-945-6134
Address: P.O. Box 292983, Nashville, TN 37229-2983
Visit Website
Texas Onsite Wastewater Association (TxOWA)
Wendell Baker, President
Wiley Cloud, President Elect
Randi Weber, Secretary
Wade Cloud, Treasurer
Randy Chellette, Executive Director: 409-718-0645
Address: PO Box 885, Bridge City, TX 77611
Visit Website
Utah Onsite Wastewater Association (UOWA)
Jesse McCourt, President
Rocky Pace, Past President
Brian Cowan, Treasurer
Utah Water Research Laboratory
Phone: 435-797-3693
Address: 8200 Old Main Hill, Logan, UT 84322-8200
Visit Website
Virginia Onsite Wastewater Recycling Association (VOWRA)
Scott Currie, President
Danna Revis, President Elect
William P. Johnson, Treasurer
Cody Vigil, Secretary
Paul Small, Past President
Angie Vigil, Administrator: 540-885-8500
Fax: 540-885-8501
Address: 900 Waterton St., Staunton, VA 24401
Visit Website
Washington On-Site Sewage Association (WOSSA)
Steve Wolf, President: 253-863-6510
Josh Gunia, Vice President: 253-435-9999
Mike Moren, Secretary: 360-318-4704
Bill Creveling, Treasurer: 253-848-6608
Leigh McIntire, Past President: 253-798-6144
Chuck Ahrens, Executive Director
Phone: 253-770-6594
Fax: 253-770-0896
Address: PO Box 9279, Tacoma, WA 98490-0279
Visit Website
Wisconsin Onsite Water Recycling Association (WOWRA)
Todd Stair, President: 262-968-2550
Brendon Reichard, Vice President: 262-339-9040
Ben Kinas, Secretary/Treasurer: 920-960-9526
Jeff Beiriger, Executive Director: 888-782-6815
Phone: 888-782-6815
Address: PO Box 833, Germantown, WI 53022
Visit Website
Supporting Affiliate Members
Oklahoma Onsite Wastewater Association (OOWAOK)
Jason Birdsong, President 918-406-5620