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Why we regulate
Learn what types of wastewater discharges are regulated and how.
Plan review
The DNR reviews plans for municipal and industrial wastewater treatment plant construction.
Discharge permits
Wastewater discharges to surface or groundwater.
Contact information
For information on the wastewater permits program, contact:
Jason Knutson
Wastewater section chief
Water Quality Bureau
Tim Ryan
Field operations director
Water Quality Bureau
Wade Strickland
Permits section chief
Water Quality Bureau

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 central office and their policy/technical areas are listed after the regional offices.

Southeast RegionSouth Central RegionNortheast RegionspacerWest Central RegionNorthern Region Regional map

South Central Region

  • Dodgeville Service Center — 1500 N Johns Street, Dodgeville, WI 53533
  • Horicon Service Center — N7725 Highway 28, Horicon, WI 53032

West Central Region

  • LaCrosse Service Center — 3550 Mormon Coulee Rd., LaCrosse, WI 54601
  • Wisconsin Rapids Service Center — 473 Griffith Avenue, Wisconsin Rapids, WI 54494

Northern Region

  • Ashland Service Center — 2501 Golf Course Rd., Ashland, WI 54806
  • Hayward Service Center — 10220 State Highway 27 South, Hayward, WI 54843
  • Rhinelander Service Center — 107 Sutliff Avenue, Rhinelander, WI 54501
  • Superior Service Center — 1701 North 4th Street, Superior, WI 54880

Northeast Region

  • Oshkosh Service Center — 625 E County Road Y, Suite 700, Oshkosh, WI 54901

Southeast Region

  • Plymouth Service Center - 1155 Pilgrim Road, Plymouth, WI 53073
  • Waukesha Service Center — 141 NW Barstow Street, Room 180, Waukesha, WI 53188

Madison Central Office

TDD numbers for all DNR locations are available.

Last revised: Wednesday December 11 2019