Stormwater Reports

Annual Reports

  • Stormwater Status Report (2003-2014)
    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) (2003-2015)
    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

Streams and Watersheds




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