State Organizations
Full Affiliate Members Supporting Affiliate Members
Full Affiliate Members
Arizona Onsite Wastewater Recycling Association (AzOWRA)
Kathy Mills, President: 480-235-5052
Trevor Gillespie, Vice President: 866-511-6070
Stacey Clark, Secretary: 928-899-1415
Lou Brown, Treasurer: 928-899-1096
Jake Garrett, Past President: 928-899-1096
Phone: 928-899-1096
Address: 717 5th St., Prescott, AZ 86301
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Colorado Professionals in Onsite Wastewater (CPOW)
Charlotte Hampson, President: 303-679-2420
Bill Tatro, Vice President
Jessica Wiersma, Secretary
Mitchell Brown, Treasurer
Mike Weakley, Past President
Lisa Nichol & Kate Carney, Executive Administrators
Phone: 720-626-8989
Address: PO Box 918, Strasburg, CO 80136
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Florida Onsite Wastewater Association (FOWA)
Michael Jones, President: 904-389-9200
Dewayne Bingham, Jr., Vice President: 813-659-0003
Darrell Clay, Secretary: 351-429-8836
Martin Guffey, Treasurer: 941-429-6842
Keith Burney, Past President: 904-829-2953
Roxanne Groover, Executive Director
Phone: 321-363-1590
Address: P.O. Box 950368, Lake Mary, FL 32795-0368
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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
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Indiana Onsite Wastewater Professionals Association (IOWPA)
Greg Inman, President: 800-896-9565
Carl Glaze, Vice President: 7812-254-8674
Kyle Nix, Secretary: 812-347-2920
Gary Steinhart, Treasurer: 765-494-8063
Phone: 317-889-2382
Fax: 317-889-3935
Address: 7915 S. Emerson Ave., Suite 132, Indianapolis, IN 46237
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Iowa Onsite Waste Water Association (IOWWA)
Jeff Sherman, President: 641-257-6153
Brandon Peska, Vice President: 319-929-5687
Aimee Devereaux, Secretary: 712-362-2490
Margaret Jaynes, Treasurer: 515-382-7241
Amanda Winters, Secretary: 641-648-2145
Rick Meine, Past President: 319-393-4142
Matt Vinsand, Executive Director
Phone: 515-225-1051
Address: 16027 Northpark Dr., Urbandale, IA 50323
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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
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Maryland Onsite Wastewater Professional Association (MOWPA)
Eddie Harrison, President: 410-795-8691
Kevin Koepenick, Vice President: 410-887-2762
Tim Shotzberger, Secretary/Treasurer: 443-995-5385
Phone: 443-570-2029
Fax: 443-267-0098
Email: info@mowpa.org
Address: PO Box 2570, Ellicot City, MD 21041-2570
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Michigan Onsite Wastewater Recycling Association (MOWRA)
Larry Stephens, President: 517-339-8692
Ken Cousino, Vice President: 734-934-2020
Mike Stephens, Past President: 517-339-8692
Address: PO Box 708, Haslett, MI 48840
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Minnesota Onsite Wastewater Association (MOWA)
Travis Johnson, President: 320-362-0962
Alex Pepin, President Elect: 612-248-4281
Jessica Fosberg, Secretary: 218-770-1287
Pete Otterness, Treasurer: 507-934-7076
Mike Capra, Past President: 651-762-2500
Renee Molstad, Executive Director: 612-361-9629
Fax: 952-920-1533
Address: 1148 Marketplace Dr N, Suite 600 PMB392, Champlin, MN 55316
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Missouri Smallflows Organization (MSO)
Michael Bowers, President: 417-868-4147
Sean Bauer, Vice President: 573-280-4130
Melissa Bettes, Secretary: 417-291-5722
Joe Kostelac, Treasurer: 816-560-6010
Tammy Trantham, Executive Secretary: 417-631-4027
Address: 2733 E. Battlefield #132, Springfield, MO 65804-3981
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Nebraska Onsite Waste Water Association (NOWWA)
Louis Benscoter, President: 402-355-2369
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
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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 Ave, NE, Bowdon, ND 58418
Ohio Onsite Wastewater Association (OOWA)
Michael Rogich, President 740-203-2078
Zak Sherman, President Elect 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
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Onsite Wastewater Association of Idaho (OWAI)
Justin Van Cleave, President
Phone: 208-664-2133
Address: 625 Best Avenue, Coeur d'Alene, ID 83814
Email: info@owaiidaho.org
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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
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Pennsylvania Onsite Wastewater Recycling Association (POWRA-PA)
Adam B. Browning, President: 215-362-4610
Dave Lockard, Vice President: 717-653-1008
Bruce Willman, Treasurer: 717-298-6337
Len Spencer, Secretary: 717-989-8439
Greg Marshall, Past President: 610-582-0605
Address: 4075 Linglestown Road, #228, Harrisburg, PA 17112
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Tennessee Onsite Wastewater Association (TOWA-TN)
Kevin Raley, President: 615-790-5751
Jeffrey W. Cox, Sr., President-Elect: 865-674-0838
Spencer Hissam, Treasurer: 615-340-0438
Tom Petty, Secretary: 615-289-4399
Bob O'Dette, Past President: 615-253-5319
Address: P.O. Box 292983, Nashville, TN 37229-2983
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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
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Utah Onsite Wastewater Association (UOWA)
Jeremy Roberts, President
Eric Larsen, Past President
Brian Cowan, Treasurer
Utah Water Research Laboratory
Phone: 435-797-3693
Address: 8200 Old Main Hill, Logan, UT 84322-8200
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Virginia Onsite Wastewater Recycling Association (VOWRA)
Paul Small, President: 800-614-6030
Scott Currie, President Elect
William Johnson, Treasurer:540-433-2611
Chris Beatley, Secretary: 804-387-1883
Trapper Davis, Past President: 804-966-9190
Angie Vigil, Administrator: 540-885-8500
Fax: 540-885-8501
Address: 900 Waterton St., Staunton, VA 24401
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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
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Wisconsin Onsite Water Recycling Association (WOWRA)
Aaron Ausen, President: 608-752-6507
Mark Wieser, Vice President: 608-742-4464
Len LaFrenier, Secretary/Treasurer: 715-356-3020
Jeff Beiriger, Executive Director
Phone: 888-782-6815
Address: PO Box 833, Germantown, WI 53022
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Yankee Onsite Wastewater Association (YOWA)
Tom Groves, President: 978-349-2513
Dan Ottenheimer, Vice President: 978-282-0014
Dave Clark, Treasurer: 978-356-0779
Phone: 781-939-5710
Address: c/o 10 Tower Office Park, Suite 601, Woburn, MA 01801-2155
Email: massonsiteassociation@gmail.com
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Supporting Affiliate Members
California Onsite Water Association (COWA)
Mark Adams, President: 530-893-1600
Nick Weigel, Treasurer: 530-893-1600
Phone: 530-513-6658
Fax: 530-893-2113
Address: 111 Mission Branch Blvd, Suite 100, Chico, CA 95926
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Nathan McConoughey, President: 216-201-2001 x1239
Chris Mandich, Vice President: 440-461-2000
Walter Sandefur, Treasurer: 614-565-497
Robert Wildey, Immediate Past President/Secretary: 513-732-7606
Phone: 888-204-0084
Address: 2077 Embury Park Rd., Dayton, OH 45154
Email: oowa@associationoffice.com
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