Public Works and Environmental Services

CONTACT INFORMATION: Our offices are open to the public by appointment only at this time. Please call or email 8 a.m. - 4:30 p.m., Monday - Friday
703-324-5033 TTY 711
12000 Government Center Parkway
Suite 448 Fairfax, VA 22035
Christopher S. Herrington
Director
Public works and environmental services

What We Do

The Department of Public Works and Environmental Services builds and maintains safe, reliable infrastructure that improves public health and provides a high quality of life for residents. The department’s four business areas – Solid Waste Management, Capital Facilities, Wastewater Management, and Stormwater Management – work together to create and preserve sustainable communities.

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Capital Projects
Recycling & Trash
Stormwater
Trees
Wastewater
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News Stories

FFX RLAA Report front page

Fairfax County Mitigates All Severe Repetitive Loss Properties
May 29, 2025
FAIRFAX COUNTY, Va. – Thanks in large part to targeted acquisitions and planned demolitions along Barrett Road, Fairfax County has achieved a major milestone in its flood mitigation efforts with the full mitigation of all FEMA-designated Severe Repetitive Loss (SRL) properties.
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Woolly photo
Fairfax County Awarded Grant for Tree-of-Heaven and Hemlock Woolly Adelgid Management
May 29, 2025
FAIRFAX COUNTY, Va. – A grant valued at $12,353 has been awarded to the DPWES Urban and Community Forestry Division (UCFD) to help manage the invasive tree-of-heaven on county-owned land, and hemlock wooly adelgid at Scott’s Run Nature Preserve and NOVA Park properties in the southern part of the county.
national public works week banner 2025
DPWES Recognizes National Public Works Week
May 19, 2025
National Public Works Week (NPWW) is an annual event recognized in the Public Works industry during the third week in May.

Featured Video

Fairfax County relies on the newly named Water Resources Infrastructure to safely manage stormwater, wastewater, and our urban forest. Their programs protect and restore our vital natural resources, serve the community, and safeguard the environment and public health. Their new facility (opening in 2026) will house them all under one roof.

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Grassland Birds at the I-95 Landfill Complex

On EnviroPod

Grassland Birds at the I-95 Landfill Complex: EnviroPod #52

In Episode #52 of EnviroPod, host Bob DeMarco sits down with guest Blair Evancho of the Solid Waste Management Program, who describes the unique habitat of the closed-and-capped portion of the I-95 Landfill in Lorton that is supporting a wide variety of bird species. According to a recent DPWES study led by Evancho, endangered grassland bird species such as the Eastern meadowlark, the bobolink and the grasshopper sparrow are thriving there. Evancho describes the I-95 Landfill Complex as an important part of saving en

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Water Resources and Infrastructure

Protecting our water, infrastructure, and our trees is an important job. We move, clean, and manage water to ensure access to clean drinking water and healthy streams. Our forests help enhance our community by providing habitat for wildlife, clean air, and protecting our stream banks. The County relies on our infrastructure to safely manage stormwater, wastewater, and our urban forest. WRI programs aim to protect and restore our vital natural resources which serve the community and safeguard the environment and public health.

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APWA Accredited Agency

APWA Accredited Agency logoThe Fairfax County Department of Public Works and Environmental Services is accredited by the American Public Works Association. This prestigious national accreditation program recognizes public works agencies that comply with or exceed recommended best practices. The recognition affirms the department’s commitment to providing the highest quality services to Fairfax County residents.

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