WASHINGTON COUNTY


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Washington County, Virginia

Area: 563 square miles
Population: 51,103 (2000 census)
Persons/Sq. Mile: 90.8

% Karst Terrane: approx. 50%

Major Karst Development Areas:
??? Valley
??? Mountain

Karstic Formations and Map Symbols:
Knox - OCk
Elbrook - Ce

Number of Reported Caves: 200
Surveyed Cave Passage: 22 miles

Longest Cave: 52,785 feet
Average Length: 585 feet

Deepest Cave: 300 feet