Wastewater permits staff

Choose the region in which your facility/site/municipality is located on the map below for regional wastewater staff listings. Click on the staff name to see their specialty areas, counties served and contact information.

Staff located in the Madison office and their policy/technical areas are listed after the regional offices.

For information on the wastewater permits program, contact:

• Jason Knutson, wastewater section chief
• Tim Ryan, field operations director
• Wade Strickland, permits section chief

Northeast Region

• Appleton Service Center — Appleton USDA Office, 3369 W Brewster St, Appleton, WI 54914-1635
  • Teresa Hall, wastewater specialist

• Green Bay Service Center — 2984 Shawano Ave, Green Bay, WI 54313-6727
  • Heidi Schmitt-Marquez, field supervisor
  • Sarah Donoughe, wastewater specialist
  • Laura Gerold, wastewater engineer
  • David Haas, wastewater specialist
  • Laurel Last, wastewater specialist, general permits
  • Roy Van Gheem, wastewater engineer

• Oshkosh Service Center — 625 E County Rd Y, Suite 700, Oshkosh, WI 54901
  • Sarah Adkins, wastewater specialist
  • Trevor Moen, wastewater engineer
  • Barti Oumarou, wastewater engineer
  • Mark Stanek, wastewater engineer

Northern Region

• Ashland Service Center — 2501 Golf Course Rd, Ashland, WI 54806
  • Alison Canniff, wastewater specialist

• Ladysmith Service Center — N4103 State Highway 27, Ladysmith, WI 54848-9309
  • Arthur Ryzak, wastewater engineer

• Rhinelander Service Center — 107 Sutliff Ave, Rhinelander, WI 54501
  • Michael Polkinghorn, WQBEL engineer

• Spooner Service Center — 810 W Maple St, Spooner, WI 54801
  • Michelle Balk, field supervisor
  • Carson Johnson, wastewater engineer
  • Sheri Snowbank, wastewater specialist

• Superior Service Center — 1701 N 4th St, Superior, WI 54880
  • Eric DeVenecia, wastewater engineer
  • Mike Goettel, wastewater specialist, ballast water

South Central Region

• Fitchburg Service Center — 3911 Fish Hatchery Rd, Fitchburg, WI 53711
  • Tim Ryan, field operations director
  • Tom Bauman, field supervisor
  • Ashley Brechlin, wastewater engineer
  • Tanner Connors, wastewater engineer
  • Brenda Howald, wastewater specialist
  • Sarah Luck, WQBEL engineer
  • Kenzie Ostien, wastewater engineer
  • Phillip Spranger, wastewater specialist

• Dodgeville Service Center — 1500 N Johns St, Dodgeville, WI 53533
  • Caitlin O'Connell, wastewater engineer
  • Zach Watson, hydrogeologist

• Horicon Service Center — N7725 Highway 28, Horicon, WI 53032
  • Jennifer Jerich, wastewater specialist
  • Kassie Schultz, wastewater specialist

Southeast Region

• Milwaukee Headquarters — 1027 West St Paul Ave, Milwaukee, WI 53233
  • Bryan Hartsook, field supervisor
  • Lisa Creegan, wastewater specialist
  • Susan Eichelkraut, wastewater specialist, ballast water
  • Nicole Krueger, wastewater engineer
  • Nick Lent, wastewater engineer
  • Steven Warrner, wastewater specialist
  • Jacob Wedesky, wastewater engineer

• Plymouth Service Center — 1155 Pilgrim Rd, Plymouth, WI 53073
  • Curt Nickels, wastewater engineer

West Central Region

• Baldwin Service Center — 890 Spruce St, Baldwin, WI 54002
  • Adebowale (Wale) Adesanwo, wastewater engineer

• Eau Claire Service Center - 1300 W Clairemont Ave, Eau Claire, WI 54701
  • Geisa Thielen, field supervisor
  • Ben Hartenbower, WQBEL engineer
  • Holly Heldstab, wastewater specialist
  • Jenna Lepper, wastewater engineer
  • Nick Lindstrom, wastewater engineer
  • Will (Woody) Myers, hydrogeologist
  • Angie Parkhurst, wastewater specialist
  • Michael Chang, wastewater specialist

• La Crosse Service Center — 3550 Mormon Coulee Rd, La Crosse, WI 54601
  • Julia Stephenson, wastewater engineer

Madison - Central Office

• DNR GEF 2 Building — 101 S Webster St, PO Box 7921, Madison, WI 53707-7921
  • Jason Knutson, wastewater section chief
  • Wade Strickland, permits section chief
  • Monica Begley, wastewater engineer
  • Matt Claucherty, water resources specialist, phosphorus, adaptive management, water quality trading, variances
  • Laura Dietrich, wastewater specialist
  • Sawyer Dobson, plan review engineer
  • Richard Douglas, wastewater specialist, pretreatment
  • Diane Figiel, water resources engineer, water quality-based permit limits
  • Kari Fleming, environmental toxicologist, whole effluent toxicity, TMDL implementation, additives, policy
  • Rachel Fritz, WQBEL engineer
  • Amy Garbe, wastewater engineer
  • Gunilla Goulding, wastewater engineer, facility plan review
  • Sawyer Hanson, wastewater engineer
  • Fred Hegeman, wastewater engineer, biosolids, landspreading, septage
  • Jonathan Hill, wastewater engineer, industrial sand
  • Leila Jenkins, wastewater specialist
  • Emma Lorenzen, wastewater engineer
  • Amanda Perdzock, wastewater specialist, permit drafter
  • Laura Rodriguez Alvarez, wastewater engineer
  • Brett Schmidt, wastewater engineer
  • Taylor Steager, wastewater specialist, DMR and compliance reporting
  • Ben Wacker, plan review engineer
  • Nate Willis, wastewater engineer