EPA Zone Data 2026
VT Radon Levels
View EPA radon zone classifications for every county in VT. Select your county to see detailed risk data, testing recommendations, and mitigation cost estimates.
0
Zone 1
High Risk
High Risk
12
Zone 2
Moderate
Moderate
2
Zone 3
Low Risk
Low Risk
Addison
Zone 2
Bennington
Zone 2
Caledonia
Zone 2
Chittenden
Zone 3
Essex
Zone 2
Franklin
Zone 2
Grand Isle
Zone 3
Lamoille
Zone 2
Orange
Zone 2
Orleans
Zone 2
Rutland
Zone 2
Washington
Zone 2
Windham
Zone 2
Windsor
Zone 2
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