The County Courthouse and Administration building are CLOSED except for mandated and essential services. Please see Latest News for details.

Planning and Development - Division of Water Resources

Stormwater Management

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Not sure if you need a permit for your proposed work? If your project meets any of the seven regulated development criteria, a Stormwater Management Permit is required.  If you would like to contact the Water Resources Division with your questions, please visit our office, call us at 815-334-4560, or email the division at [email protected].

Additional permit documents may be found on our "Do I Need a Stormwater Management Permit?" page.

Documents and Information

Wetland Restoration Fund - 2018 Grant Period CLOSED

The 2018 Request for Proposals (RFP) for the Fox River Watershed Wetland Restoration Fund (WRF) is now open.  Click here to view the 2018 WRF RFP document.

For the 2017-2018 WRF grant cycle, the Sterne's Fen Wetland Restoration - Phase II was awarded funding.  Click here to see the Press Release or click here to view the proposed site plan. Click here to view the 2017 WRF RFP document.

Stormwater Information

The McHenry County Stormwater Management Ordinance may be purchased at the Department of Planning and Development or downloaded from this page.

Flood Insurance Rate Maps (FIRM) are maps prepared by FEMA that depict the Special Flood Hazard Area (SFHA) within a community. These maps are available from FEMA Map Service Center, a Division of the U.S. Department of Homeland Security, Map Service Center.

Stormwater Management Commission

The purpose of the McHenry County Stormwater Management Commission (SMC) is to manage and mitigate the effects of development on stormwater runoff in McHenry County by enforcing a countywide Stormwater Management Ordinance that sets minimum standards for floodplain and stormwater management.

The Commission meets the fourth Thursday of every other month at 8:15 a.m. at the McHenry County Administration Building, 667 Ware Rd., Woodstock.

Click here to view the Stormwater Management Commission meeting dates, including agendas and minutes.

Technical Advisory Committee

The purpose of the Technical Advisory Committee (TAC) is to assist the McHenry County Stormwater Management Commission by providing technical recommendations on matters such as amendments to the Stormwater Management Ordinance and the Technical Reference Manual.

The Committee meets the fourth Thursday of every month at 9:30 a.m. at the McHenry County Administration Building, 667 Ware Rd., Woodstock.

Click here to view the Technical Advisory Committee meeting dates, including agendas and minutes.


2018 Enforcement Officer Resources and Training 

2016 Stormwater Management Ordinance Resources and Training

2015 Stormwater Management Ordinance Resources and Training


    Stormwater Information

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