Roaring Gap, NC Radon Mitigation and Testing

Q: What is the average radon level in Roaring Gap, NC?

Based on 1 user-submitted tests, the average radon level is 11.00 pCi/L.

Q: What EPA Radon Zone is Roaring Gap in?

Roaring Gap is in Alleghany County, EPA Zone 1.

Q: How much does radon mitigation cost in Roaring Gap?

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

Avg: 11.00 pCi/L

Alleghany County

EPA Zone 1

1 user test

Nestled in Alleghany County in North Carolina's Blue Ridge Mountains, this community shows an average radon level of 11.0 pCi/L based on available testing data. This reading significantly exceeds the EPA's 4.0 pCi/L action level, indicating that homes in zip code 28668 should prioritize radon mitigation. The mountainous terrain and underlying geology contribute to elevated radon potential throughout the region.

11.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Roaring Gap, NC. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Roaring Gap, NC Radon Mitigation

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

Roaring Gap, NC Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Roaring Gap, North Carolina Radon Levels

User-submitted radon test readings from homes in the Roaring Gap area.

Radon Level	City	Home Age	Foundation	Submitted
11 pCi/L	Roaring Gap, NC	0-20 Years	No Basement/All Crawl Space	Nov 2021

Have a radon test result for Roaring Gap? Submit your reading to help other homeowners.

Roaring Gap Radon Facts

Key details about the radon risk profile for Roaring Gap and the 28668 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Alleghany County, NC

Zip Code

28668

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

11.00 pCi/L

User Tests Submitted

Roaring Gap and the 28668 zip code are located in Alleghany County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Roaring Gap, NC

What is the average radon level in Roaring Gap, NC?

Based on 1 user-submitted test, the average radon level in Roaring Gap is 11.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Roaring Gap in?

Roaring Gap and the 28668 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.

How much does radon mitigation cost in Roaring Gap?

Radon mitigation in Roaring Gap 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 Roaring Gap?

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.

Most Active Radon Markets in North Carolina

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Murphy	12.83 pCi/L	6
Blowing Rock	10.17 pCi/L	6
Brevard	7.50 pCi/L	4
Cary	5.00 pCi/L	4
Highlands	4.50 pCi/L	4
Mooresville	4.00 pCi/L	4
Banner Elk	9.33 pCi/L	3
Charlotte	7.33 pCi/L	3
Denver	4.33 pCi/L	3
Hendersonville	9.00 pCi/L	2
Wake Forest	4.50 pCi/L	2
Apex	3.50 pCi/L	2
Huntersville	3.50 pCi/L	2
Raleigh	9.00 pCi/L	1
Fayetteville	5.00 pCi/L	1
Waxhaw	4.00 pCi/L	1
Chapel Hill	3.00 pCi/L	1
Clayton	No submissions	0
Fuquay Varina	No submissions	0
Holly Springs	No submissions	0