VA-CITY Radon Levels
64Zone 1 (High)
28Zone 2 (Moderate)
44Zone 3 (Low)
47% of counties in VA-CITY are classified as EPA Zone 1 (highest radon potential), meaning predicted average indoor radon levels exceed 4 pCi/L — the EPA action level. The EPA recommends that all homes be tested for radon, regardless of zone classification.
| County | EPA Zone | Risk Level |
|---|---|---|
| Accomack County | Zone 3 | Lowest Potential |
| Albemarle County | Zone 2 | Moderate Potential |
| Alleghany County | Zone 1 | Highest Potential |
| Amelia County | Zone 1 | Highest Potential |
| Amherst County | Zone 2 | Moderate Potential |
| Appomattox County | Zone 1 | Highest Potential |
| Arlington County | Zone 2 | Moderate Potential |
| Augusta County | Zone 1 | Highest Potential |
| Bath County | Zone 1 | Highest Potential |
| Bedford County | Zone 2 | Moderate Potential |
| Bland County | Zone 1 | Highest Potential |
| Botetourt County | Zone 1 | Highest Potential |
| Brunswick County | Zone 1 | Highest Potential |
| Buchanan County | Zone 2 | Moderate Potential |
| Buckingham County | Zone 1 | Highest Potential |
| Campbell County | Zone 1 | Highest Potential |
| Caroline County | Zone 3 | Lowest Potential |
| Carroll County | Zone 2 | Moderate Potential |
| Charles City County | Zone 3 | Lowest Potential |
| Charlotte County | Zone 2 | Moderate Potential |
| Chesterfield County | Zone 1 | Highest Potential |
| Clarke County | Zone 1 | Highest Potential |
| Craig County | Zone 1 | Highest Potential |
| Culpeper County | Zone 2 | Moderate Potential |
| Cumberland County | Zone 1 | Highest Potential |
| Dickenson County | Zone 2 | Moderate Potential |
| Dinwiddie County | Zone 1 | Highest Potential |
| Essex County | Zone 3 | Lowest Potential |
| Fairfax County | Zone 1 | Highest Potential |
| Fauquier County | Zone 2 | Moderate Potential |
| Floyd County | Zone 2 | Moderate Potential |
| Fluvanna County | Zone 1 | Highest Potential |
| Franklin County | Zone 2 | Moderate Potential |
| Frederick County | Zone 1 | Highest Potential |
| Giles County | Zone 1 | Highest Potential |
| Gloucester County | Zone 3 | Lowest Potential |
| Goochland County | Zone 1 | Highest Potential |
| Grayson County | Zone 2 | Moderate Potential |
| Greene County | Zone 2 | Moderate Potential |
| Greensville County | Zone 3 | Lowest Potential |
| Halifax County | Zone 2 | Moderate Potential |
| Hanover County | Zone 3 | Lowest Potential |
| Henrico County | Zone 3 | Lowest Potential |
| Henry County | Zone 1 | Highest Potential |
| Highland County | Zone 1 | Highest Potential |
| Isle of Wight County | Zone 3 | Lowest Potential |
| James City County | Zone 3 | Lowest Potential |
| King and Queen County | Zone 3 | Lowest Potential |
| King George County | Zone 3 | Lowest Potential |
| King William County | Zone 3 | Lowest Potential |
| Lancaster County | Zone 3 | Lowest Potential |
| Lee County | Zone 1 | Highest Potential |
| Loudoun County | Zone 2 | Moderate Potential |
| Louisa County | Zone 1 | Highest Potential |
| Lunenburg County | Zone 2 | Moderate Potential |
| Madison County | Zone 2 | Moderate Potential |
| Mathews County | Zone 3 | Lowest Potential |
| Mecklenburg County | Zone 2 | Moderate Potential |
| Middlesex County | Zone 3 | Lowest Potential |
| Montgomery County | Zone 1 | Highest Potential |
| Nelson County | Zone 2 | Moderate Potential |
| New Kent County | Zone 3 | Lowest Potential |
| Northampton County | Zone 3 | Lowest Potential |
| Northumberland County | Zone 3 | Lowest Potential |
| Nottoway County | Zone 1 | Highest Potential |
| Orange County | Zone 1 | Highest Potential |
| Page County | Zone 1 | Highest Potential |
| Patrick County | Zone 1 | Highest Potential |
| Pittsylvania County | Zone 1 | Highest Potential |
| Powhatan County | Zone 1 | Highest Potential |
| Prince Edward County | Zone 2 | Moderate Potential |
| Prince George County | Zone 3 | Lowest Potential |
| Prince William County | Zone 2 | Moderate Potential |
| Pulaski County | Zone 1 | Highest Potential |
| Rappahannock County | Zone 2 | Moderate Potential |
| Richmond County | Zone 3 | Lowest Potential |
| Roanoke County | Zone 1 | Highest Potential |
| Rockbridge County | Zone 1 | Highest Potential |
| Rockingham County | Zone 1 | Highest Potential |
| Russell County | Zone 1 | Highest Potential |
| Scott County | Zone 1 | Highest Potential |
| Shenandoah County | Zone 1 | Highest Potential |
| Smyth County | Zone 1 | Highest Potential |
| Southampton County | Zone 3 | Lowest Potential |
| Spotsylvania County | Zone 1 | Highest Potential |
| Stafford County | Zone 1 | Highest Potential |
| Surry County | Zone 3 | Lowest Potential |
| Sussex County | Zone 3 | Lowest Potential |
| Tazewell County | Zone 1 | Highest Potential |
| Warren County | Zone 1 | Highest Potential |
| Washington County | Zone 1 | Highest Potential |
| Westmoreland County | Zone 3 | Lowest Potential |
| Wise County | Zone 2 | Moderate Potential |
| Wythe County | Zone 1 | Highest Potential |
| York County | Zone 3 | Lowest Potential |
| Alexandria, VA | Zone 3 | Lowest Potential |
| Bedford, VA | Zone 1 | Highest Potential |
| Bristol, VA | Zone 1 | Highest Potential |
| Buena Vista, VA | Zone 1 | Highest Potential |
| Charlottesville, VA | Zone 2 | Moderate Potential |
| Chesapeake, VA | Zone 3 | Lowest Potential |
| Clifton Forge, VA | Zone 1 | Highest Potential |
| Colonial Heights, VA | Zone 3 | Lowest Potential |
| Covington, VA | Zone 1 | Highest Potential |
| Danville, VA | Zone 1 | Highest Potential |
| Emporia, VA | Zone 3 | Lowest Potential |
| Fairfax, VA | Zone 1 | Highest Potential |
| Falls Church, VA | Zone 1 | Highest Potential |
| Franklin, VA | Zone 3 | Lowest Potential |
| Fredericksburg, VA | Zone 3 | Lowest Potential |
| Galax, VA | Zone 2 | Moderate Potential |
| Hampton, VA | Zone 3 | Lowest Potential |
| Harrisonburg, VA | Zone 1 | Highest Potential |
| Hopewell, VA | Zone 3 | Lowest Potential |
| Lexington, VA | Zone 1 | Highest Potential |
| Lynchburg, VA | Zone 2 | Moderate Potential |
| Manassas, VA | Zone 1 | Highest Potential |
| Manassas Park, VA | Zone 1 | Highest Potential |
| Martinsville, VA | Zone 3 | Lowest Potential |
| Newport News, VA | Zone 3 | Lowest Potential |
| Norfolk, VA | Zone 3 | Lowest Potential |
| Norton, VA | Zone 2 | Moderate Potential |
| Petersburg, VA | Zone 1 | Highest Potential |
| Poquoson, VA | Zone 3 | Lowest Potential |
| Portsmouth, VA | Zone 3 | Lowest Potential |
| Radford, VA | Zone 1 | Highest Potential |
| Richmond, VA | Zone 3 | Lowest Potential |
| Roanoke, VA | Zone 1 | Highest Potential |
| Salem, VA | Zone 1 | Highest Potential |
| South Boston, VA | Zone 3 | Lowest Potential |
| Staunton, VA | Zone 1 | Highest Potential |
| Suffolk, VA | Zone 3 | Lowest Potential |
| Virginia Beach, VA | Zone 3 | Lowest Potential |
| Waynesboro, VA | Zone 1 | Highest Potential |
| Williamsburg, VA | Zone 3 | Lowest Potential |
| Winchester, VA | Zone 1 | Highest Potential |