• Area: 563 square miles
• Population: 51,103 (2000 census)
• Persons/Sq. Mile: 90.8
• % Karst Terrane: approx. 50%
• Number of Reported Caves: 200
• Surveyed Cave Passage: 22 miles
• Longest Cave: 52,785 feet
• Average Length: 585 feet
• Deepest Cave: 300 feet

Major Karst Development Areas:

• ??? Valley
• ??? Mountain

Karstic Formations and Map Symbols:

• Knox - OCk
• Elbrook - Ce

Detailed Map - Click to View:

• Washington County Map Washington County Map
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