CLARKE COUNTY


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Clarke County, Virginia

Area: 177 square miles
Population: 12,652 (2000 census)
Persons/Sq. Mile: 71.5

% Karst Terrane: approx. 30%

Major Karst Development Areas:
Shenandoah Valley
??? Valley
??? Ridge

Karstic Formations and Map Symbols:
Helderberg - DSu
Ordovician - Ou

Number of Reported Caves: 5
Surveyed Cave Passage: <1 mile

Longest Cave: 125 feet
Average Length: 40 feet

Deepest Cave: 10 feet