Belmont, NC Radon Levels

Q: What EPA Radon Zone is Belmont in?

Belmont is in Gaston County, EPA Zone 2.

Q: How much does radon mitigation cost in Belmont?

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

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

Belmont, NC Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Gaston County, NC

Zip Code 28012

Found in Gaston County within the Charlotte Metro area, Belmont sits in North Carolina's Piedmont region where crystalline bedrock can produce variable radon levels across neighborhoods. The city's housing stock spans from historic mill town homes to modern suburban developments, with foundation types ranging from crawl spaces to full basements. While specific testing data for zip code 28012 remains limited, the EPA Zone 2 classification suggests homeowners should consider radon testing, particularly in homes with below-grade spaces.

8.17

pCi/L area average

Above EPA Action Level

Gaston County average: 8.17 pCi/L, based on 6 user-submitted tests across 4 cities in the county. No homeowner readings have been submitted for Belmont 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+

Belmont, 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 Belmont, NC

No homeowner tests have been submitted for Belmont 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
Mount Holly	4.8 mi	3.00 pCi/L	1
Gastonia	6.5 mi	3.00 pCi/L	1
Dallas	10.2 mi	3.00 pCi/L	1
Charlotte	12.2 mi	7.33 pCi/L	3
Huntersville	14.6 mi	3.50 pCi/L	2
Denver	16.8 mi	4.33 pCi/L	3
Lincolnton	18.4 mi	6.00 pCi/L	1
Cornelius	18.6 mi	4.00 pCi/L	1

Gaston County Radon Profile

EPA mapping assigns Gaston County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 4 cities in Gaston County average 8.17 pCi/L across 6 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Gaston County home regardless of zone or a neighbor's results.

Radon FAQ for Belmont, NC

What EPA Radon Zone is Belmont in?

Belmont and the 28012 zip code are in Gaston County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

Why are radon readings shown from areas near Belmont?

No homeowner radon tests have been submitted for Belmont yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Gaston County average—are the best available indicator of local conditions until Belmont 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 Belmont?

Radon mitigation in Belmont 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 Belmont?

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.