To change the language of this website, click the drop-down list and select the desired language.
The Fairfax County Web site is being translated through "machine translation" powered by Google Translate. Disclaimer
Treatment Plant Service Areas
Digital Map Viewer
Select Sanitary Sewer Map from Map Type List
Approved Sewer Service Area Map
Wastewater GIS Data and Records Release and Agreement Form
GIS and Mapping Services Disclaimer
Sustaining the Environment and Protecting Public Health
Annual Comprehensive Financial Report
Revenue Sufficiency and Rate Report
Sewer System Certification Report
Water Reclamation and Reuse Regulation
To obtain sanitary sewer as-built information, contact our office at 703-324-5015, TTY 711 or by email us at DPWES-FFXSewerReview@fairfaxcounty.gov
Preventing Sewage Backups
Preventing Sewage Backups from Fats, Oils, and Grease, FOG
Water Reuse Program
National Pretreatment Program and Fairfax County
Learn about the Wastewater Management Program’s efforts to protect, restore, and enhance water quality in our region.
The Gunston Cove study demonstrates how wastewater management and robust monitoring can improve water quality and naturally restore aquatic ecosystems.