Items of Interest:

Emerald Ash Borer Infestations Found in Fairfax County, Virginia (Jul 11, 2008) and Commissioner of Agriculture Expands Quarantine Areas in Northern Virginia Because of Emerald Ash Borer (Jul 22, 2008)
Virginia Department of Agriculture and Consumer Services.
Two new infestations of emerald ash borer (EAB) were recently discovered (Jul 7 and 9) and confirmed in ash trees in the town of Herndon and the Newington area, both in Fairfax County, Virginia. As of July 21, a quarantine area originally limited to Fairfax County expanded to include the additional counties of Arlington, Fauquier, Loudoun and Prince William and the cities of Alexandria, Fairfax City, Falls Church, Manassas and Manassas Park.

Emerald Ash Borer - Current Status
Fairfax County. Virginia.
Please help by contacting the Forest Pest Branch if you notice any signs or symptoms of emerald ash borer on your property.

Find Experts and See State Specific Threats:

Invasive Species Experts - Virginia
Aquatic Nuisance Species Task Force.

Nonindigenous Aquatic Species - Virginia
DOI. USGS. Florida Integrated Science Center.

Pest Tracker - Virginia
USDA. APHIS. Cooperative Agricultural Pest Survey. National Agricultural Pest Information System.

Forest Threat Summary Viewer - Virginia
USDA. FS. Eastern Forest Environmental Threat Assessment Center.
See what threats (invasive plants, insects and diseases) are in my state.