Managing Your MS4 Permit Obligations


Depending on the size of your community, you could be facing a complex process to maintain compliance with municipal separate storm sewer system (MS4) permit requirements. Our diverse team has the experience and full-service capabilities to help you achieve and maintain compliance, file annual reports, and develop the necessary stormwater management plans.

MS4 permits are typically issued by state agencies on behalf of the U.S. Environmental Protection Agency. Failure to comply with MS4 requirements, which derive from the Clean Water Act, can result in large fines. Although the permits are issued on a five-year cycle, they include annual implementation tasks and processes you must complete. In a time of resource and staffing constraints, trust our professionals to help you stay on top of your MS4 obligations.

Our Comprehensive Assistance

  • Develop or update stormwater management plans.
  • Develop and compile an annual report.
  • Prepare education, outreach and training materials.
  • Assist with engagement and training.
  • Complete field outfall reconnaissance inspections and documentation.
  • Develop or update temporary erosion and sediment control manuals, specifications, requirements and/or processes.
  • Develop or update post-construction stormwater management manuals, requirements and/or processes.
  • Facilitate meetings with permitting agencies.
  • Assist with audit and/or inspection preparation.
  • Provide mock audit support.

Additional Insights

Meet Our Dedicated Team

Brenda Macke

Project Manager

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  • Led MS4 compliance tasks and associated documentation tracking for communities and DOTs in Kansas, Missouri, Iowa and Nebraska.
  • Specializes in working across agency groups to identify MS4-relevant tasks and processes to leverage for permit compliance.
  • Managed multiple local, regional and DOT development of Post-Construction Stormwater Standards and supported implementation needs.

Kylie Clark

Stormwater Planner

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  • Specializes in stormwater management plan development and annual report documentation.
  • Assists with defining post-construction stormwater management criteria, implementation and documentation for local, regional and state agencies.
  • Has developed pollution prevention and good housekeeping manuals for regulated facilities.
  • Translates technical information into digestible content for public education, outreach and involvement.

Brant Vermeer

Senior Civil Engineer

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  • Specializes in design associated with roadways, including both municipal and DOT.
  • Has used drones for inspection needs associated with MS4 permits, including erosion and sediment control, stream and/or outfalls, and facilities.

Adam Reichert

Civil Designer

  • Specializes in design associated with roadways, including both municipal and DOT.
  • Has used drones for inspection needs associated with MS4 permits, including erosion and sediment control, stream and/or outfalls, and facilities.