Glade Valley, NC Radon Levels

Q: What EPA Radon Zone is Glade Valley in?

Glade Valley is in Alleghany County, EPA Zone 1.

Q: How much does radon mitigation cost in Glade Valley?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Check local Glade Valley radon levels and find certified testing and mitigation professionals to keep your home safe

Glade Valley, NC Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Alleghany County, NC

Zip Code 28627

Nestled in the Blue Ridge Mountains of Alleghany County, Glade Valley sits at high elevation where granite bedrock and mountainous terrain create variable radon conditions. Testing data for this 28627 zip code area remains limited, making individual home testing essential for residents. Mountain communities often experience surprising radon variations due to geological complexity and seasonal air pressure changes.

9.50

pCi/L area average

Above EPA Action Level

Alleghany County average: 9.50 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Glade Valley itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Glade Valley, NC Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Radon Readings Near Glade Valley, NC

No homeowner tests have been submitted for Glade Valley yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Roaring Gap	4.1 mi	11.00 pCi/L	1
Laurel Springs	13.6 mi	8.00 pCi/L	1
North Wilkesboro	17.8 mi	4.00 pCi/L	1
Wilkesboro	22.6 mi	5.00 pCi/L	1
Mount Airy	22.8 mi	5.00 pCi/L	1
Purlear	25.3 mi	10.00 pCi/L	1
West Jefferson	26.5 mi	3.00 pCi/L	1
Moravian Falls	26.7 mi	8.00 pCi/L	1

Alleghany County Radon Profile

Alleghany County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 2 cities in Alleghany County average 9.50 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Alleghany County to test, as levels can differ between neighboring homes.

Radon FAQ for Glade Valley, NC

What EPA Radon Zone is Glade Valley in?

Glade Valley and the 28627 zip code are in Alleghany County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

Why are radon readings shown from areas near Glade Valley?

No homeowner radon tests have been submitted for Glade Valley yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Alleghany County average—are the best available indicator of local conditions until Glade Valley homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Glade Valley?

Radon mitigation in Glade Valley typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Glade Valley?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.