Public Works and Environmental Services

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703-324-5033 TTY 711
12000 Government Center Parkway
Suite 448 Fairfax, VA 22035
Christopher S. Herrington
Director

South Branch @ Fort Hunt Elementary

Project Number: SD-000031-270

Project Update: January 16, 2026


Project Background

The subject project is identified as LH9204 in the Little Hunting Creek Watershed Management Plan.  The project is located within Fairfax County Park Authority’s Fort Hunt Park.  The project scoping site visit was conducted on April 26, 2022.  The stream channels exhibited deeply incised and eroded banks and the potential for further bed and bank instability.  The project was selected for implementation due to the degraded condition of the channels and the riparian corridor and the potential for significant improvement in water quality and ecological function. This project is part of larger efforts to restore many of Fairfax County’s degraded streams for improving overall water quality within the County and the health of the Chesapeake Bay.

Staff surveying the site  
Photo - Down-cutting and widening channel with vertical and undercut banks downstream of Linton Lane.
Down-cutting and widening channel with vertical and undercut banks downstream of Linton Lane.
Staff surveying the site  
Photo - Down-cutting and widening channel with vertical, eroded banks downstream of culverts under Camden Street.
Down-cutting and widening channel with vertical, eroded banks downstream of culverts under Camden Street.

Project Description

The goal of the project is to improve water quality through restoration of approximately 2,900 feet along two tributaries of South Branch.  The stream restoration will be achieved via installation of grade control structures to stabilize the channels and create base-flow conditions with high connectivity to the floodplain.  The existing stream alignments will be maintained to reduce disturbance to the riparian system.

Project Location

Map for south branch tributary @ fort hunt project

Project Phase

The project is currently in the Concept design phase. 

Project Benefits

The primary goals of the stream restoration project:

  • Improve water quality through benefits of stream restoration: Reduced Nitrogen, Phosphorous and Total Suspended Sediments.
  • Return the physical characteristics of the channels and floodplain to dynamic equilibrium.
  • Enhance the ecological functions and nutrient processing within the riparian corridor.
  • Create sustainable channel dimensions, profile and pattern appropriate for current and future hydrologic conditions of the watershed.
  • Improve channel/floodplain connectivity to increase the frequency and duration of floodplain inundation and the activation of existing secondary channels across the floodplain.
  • Improve native vegetative community.
  • Improve condition of the existing floodplain wetlands from fair to good.
  • Improve macroinvertebrate and fish communities.
  • Improve the vegetative community condition from poor and fair to good.

Timeline

Design of the stream restoration project is scheduled to be completed by Winter 2026.  Construction is tentatively scheduled to start in Summer 2027.  The Timeline will be refined as the design progresses.  

Project Cost and Funding Source

Design of the South Branch @ Fort Hunt Elementary Stream Restoration project is funded for $699,000. Construction funding is dependent upon future budget availability and allocations. Stormwater projects are funded through the county Stormwater Service District.

Presentations to the Community 

A project meeting with the community will be scheduled in March 2026 to present the concept design.

Contact

For more information please email Project Manager Justin Pistore, Stormwater Planning Division, Department of Public Works and Environmental Services, or call 703-324-5685, TTY 711.

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