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

Department Resources

Related Resources

Water Resources and Infrastructure News, Videos and Podcasts

national public works week banner 2025
DPWES Recognizes National Public Works Week
- National Public Works Week (NPWW) is an annual event recognized in the Public Works industry during the third week in May.
Sewer diagram
What’s a Pump Station — And Why Should You Care?
- You flush. It goes away. But have you ever wondered where it goes—and how it gets there?
Flood Awareness Week 2025
Flood Awareness Week 2025 begins with Resiliency Expo for Regional Elected Officials
- Fairfax County, Va. – The inaugural Northern Virginia Resiliency Expo will take Fairfax County officials and additional Northern Virginia elected officials, agency directors and other regional leaders to sites in local jurisdictions to tour some flood resiliency projects.

IMPROVEMENT PROJECTS

Crook Branch Stream Restoration at Mantua Elementary School

Hayfield Road Pipe Conveyance Ribbon Cutting

Snakeden Branch at Lake Audubon Stream Restoration Project

Hayfield Farm Stormwater Project to Prevent Flooding

Fair Woods Constructed Wetlands Project

Flatlick Fishing Day 2019

Huntington Levee Ribbon Cutting

POLLUTION PREVENTION

Herrity Building Gardens Spring Cleaning

Dog Waste

Don't Let Fats Oils and Grease Close Your Restaurant

How to Report Illegal Dumping into Storm Drains and Streams

Please Don't Litter

Stop Bagging Our Streams

OUTREACH AND EDUCATION

Fairfax County DPWES and Fire & Rescue Team Up for Rare Training Opportunity

Exciting Changes Within Public Works

The Condition of Streams and Watersheds in Fairfax County

Whitman Middle School Pollinator Meadow (November 2023)

Water’s Journey in Fairfax County

Introducing Fairfax County’s Freshwater Ecologists

Revitalize, Restore, Replant

Stormy the Raindrop

Stream Crime Investigation Lab

Exciting Changes Within Public Works

Webinar: Fairfax County Oak Tree Decline Webinar - Oct 19, 2022

Spotted Lanternfly Webinar - April 25, 2022

Fairfax County Urban Foresters Celebrate Earth Day 2021 - April 23, 2021

The 17 Year Cicada Story - Mar 29, 2021

Webinar: Learn about the invasive insect, the spotted lantern fly - July 22, 2020

How to Plant a Tree in Fairfax County - Feb 11, 2020

Tree Planting at the Pollinator Meadow - Nov 1, 2018

How to Recognize the Signs of Poor Tree Health - Aug 22, 2018

Asian Longhorn Beetle: Be on the lookout this summer - Jun 15, 2016

The Role of Trees in Stream Restorations - Dec 28, 2015

Virginia Department of Forestry - Forest Fast Breaks

WASTEWATER COLLECTION

Fairfax County’s Wastewater Trouble Response Center is Ready to Assist Residents 24/7/365

Fairfax County Wastewater Collection Division Extends Useful Life of Assets with Minimum Disruptions

Monitoring Pipes through Closed Circuit Television Video (CCTV)

Gravity Sewer Maintenance Team: Prevent backups into your home and overflows into the environment

WASTEWATER TREATMENT

Take a Virtual Tour of the Fairfax County Wastewater Plant

Wastewater Testing Protects Residents and Environment

How Noman Cole’s Electricians Keep the Wastewater Plant Running

DPWES Mechanics Keep the Systems Running at the Noman M. Cole, Jr. Water Recycling Facility

In the Laboratory at Noman M. Cole, Jr. Water Recycling Facility

Ultraviolet Light Processing Technology at Noman M. Cole, Jr. Water Recycling Facility

EDUCATION AND OUTREACH

Fire and Rescue Drill at Noman M. Cole: Hazmat Spill Simulation

Unflushable PSA

Exciting Changes Within Public Works

Water’s Journey in Fairfax County

Where Does the Water Flow Go in Fairfax County?

Gunston Cove - Ecological Enhancement

No Fats, Oils or Grease Down the Drain (Can The Grease)

Centreville Day Parade

Classroom Activities Video Playlist

Stormwater Management Videos

Trees and Urban Forestry Videos

Wastewater Management Videos

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

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