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Environmental Protection
Environmental Protection

 Environmental Services

 News and Opportunities

  • Prince William County Helps Train Others

    January 20, 2015

    ​Recently, EPA and others participated in training about protecting local waterways. Learn more

  • Permit in Place to Protect Waterways

    January 20, 2015

    ​Public Works now operates under a permit from the Virginia Department of Environmental Quality to help control pollutants from entering waterways. 

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 Contact Us

Department of Public Works
Environmental Services
5 County Complex Court, Suite 170
Prince William, VA  22192
(703) 792-7070
Watershed Management
The Watershed Management Branch is responsible for oversight of much of the site and land development functions in the county as well as maintaining the County's storm water infrastructure and efforts to improve local streams and waterways.  Programs include:

The branch is an active participant in a variety of state and federal programs dedicated to cleaner water.  Funding for programs is provided through the storm water management fee and development fees. 

Learn more about our programs by visiting the pages linked in the left column.
Construction Services
The Construction Services Branch provides support for a variety of County projects including storm water maintenance, stream restorations, parks and transportation improvements as well as assistance to other agencies. 
The branch also makes and installs street name signs and other signage.  A variety of signs are available for purchase by the public and HOAs.  For details or how to order, contact the Sign Shop at 703-792-6268 or 703-792-5765 or by email at
Mosquito and Forest Pest Management

The Mosquito and Forest Pest Branch monitors, inspects and appropriately treats mosquitoes and other forest pests, such as gypsy moths, fall cankerworm and Emerald Ash Borers.  Learn more about our pest management program by clicking here.


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