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Stormwater Reports

Annual Reports

• Stormwater Status Report (2003-2011)
  These reports highlight the accomplishments of Fairfax County’s stormwater management program under the following categories:  watershed management planning, stormwater capital projects, operations, monitoring and assessment, public outreach and education and strategic initiatives.
• MS4 (Municipal Separate Storm Sewer System) (2003-2011)
  The MS4 reports contain detailed information on the accomplishments of the county’s comprehensive stormwater management programs as they relate to the requirements of the Clean Water Act, the Virginia Pollutant Discharge Elimination System and MS4 permits.
• Report on Fairfax County Streams (2005-2007)
  These reports present summaries of water quality data and assessments of current stream conditions and trends countywide, including the abundance and diversity of fish and benthic macroinvertebrates, as well as associated bacteria. Starting in 2008, this information may be found in the Stormwater Status Reports.

Flood Information and Floodplains

• Floodplain Management Plan Progress Report (2011)
  This study reports on the implementation of the flood mitigation actions in response to FEMA requirements for the maintenance of the county's Community Rating System program.
• Huntington Flood Damage Reduction Study, Fairfax County, Virginia (2009)
  The purpose of this study was to develop and evaluate alternative solutions for mitigating future flooding in the Huntington Subdivision along Cameron Run, including a levee, dredging, buyouts and floodproofing of individual buildings, and to select a final implementation plan.
• Final Flood Damage Reduction Analysis for Belle Haven Watershed, Fairfax County, Virginia (2008)
  The purpose of this study was to evaluate potential flood damage reduction alternatives for the Belle Haven watershed that were technically feasible and cost-effective.  The study evaluated levee and floodwall alignments, as well as flood proofing techniques.
• June 2006 Flood Investigation for Cameron Run (2007)
  The purpose of this study was to determine specific causes of the higher than expected flood levels experienced during the June 2006 flood event in Huntington.

Streams and Watersheds

• Stream Physical Assessment (2005)
  The stream physical assessment report details the results of a comprehensive study of the physical conditions of streams in Fairfax County, including a habitat assessment and an inventory of physical features such as pipelines and utilities.
• The Role of Regional Ponds in Fairfax County’s Watershed Management (2003)
  The regional ponds report is a multi-agency effort to develop a unified position on the use of regional ponds and alternative types of stormwater controls as watershed management tools. 
• Watershed Community Needs Assessment and Funding Options (2004)
  This study addresses the strategies needed to develop a funding plan for stormwater management programs to reflect changing service levels, increased infrastructure inventories, unfunded mandates, and emergency events. The study also focuses on developing and implementing a funding feasibility study for alternative methods and funding sources.
• Stream Protection Strategy Baseline Study (2001)
  The baseline summary provides general stream conditions across Fairfax County, using biological indicators as the focus.