Public Works and Environmental Services

CONTACT INFORMATION: Our administrative offices are open Mon – Fri by phone, email, and virtual 8 a.m. - 4:30 p.m. Front-desk hours 9 a.m. – noon.
703-324-5015 TTY 711
12000 Government Center Parkway
Suite 358, Fairfax, Va 22035
Shahram Mohsenin
Director, Wastewater Planning & Monitoring

Wastewater Management News, Videos and Podcasts

Wastewater Management News

Students at work in microscope lab
- A group of Fairfax County elementary school kids learned not all field trips involve fields or aromatic flowers. Some provide a learning experience that involves dirty water and putrid smells. Sixth graders from Lorton Station Elementary recently participated in a workshop and tour on water science at the Noman Cole Pollution Control Plant.
Map - Scott's Run Project Area Map
- Fairfax County, Va. – Beginning March 28, Scott’s Run Nature Preserve will be temporarily closed while specialized Department of Public Works and Environmental Services (DPWES) contractors perform an emergency project to clean obstructed County wastewater pipes and make necessary repairs to maintain service.
Pictured: (l-to-rl): Stormwater Facilities Branch Chief, Karlee Copeland, WEF President Ifetayo Venner, Stormwater Planning Director Craig Carinci
- The County’s Wastewater Management Program received what amounts to ‘gold’ in the industry by winning the National Municipal Stormwater and Green Infrastructure Awards in the MS4 Phase I Overall Category. The award for the MS4 program was presented at the Water Environment Federation’s annual WEFTEC Awards 2023 ceremony which recently took place in Chicago. With this win, the MS4 program is now recognized as the best in the country.

Learn about the environment in Fairfax County. Listen to EnviroPod.


Mitigating Sewer Odors in Holmes Run Stream Valley ~ La Voz del Condado de Fairfax (Nov. 12, 2019) - español

Juan ReyesFairfax County's weekly Spanish radio program, "La Voz del Condado de Fairfax," originally broadcast on WUST Radio (1120 AM) on Tuesday, Nov. 12, 2019. This week's show features Juan Reyes, assistant director with the Fairfax County Department of Public Works and Environmental Services, discussing mitigating sewer odors in Holmes Run Stream Valley with host Heber Velasquez.

Fairfax Virtual Assistant