Topton, NC Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 16.00 pCi/L.

Q: What EPA Radon Zone is Topton in?

Topton is in Macon County, EPA Zone 2.

Q: How much does radon mitigation cost in Topton?

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

Avg: 16.00 pCi/L

Macon County

EPA Zone 2

1 user test

High in the Blue Ridge Mountains, Topton in Macon County (28781) currently has limited radon testing data available for analysis. The community's location on ancient metamorphic bedrock and mountain soils can create variable radon conditions throughout the region. Mountain homes with basement or crawl space foundations should prioritize radon testing, as elevation and geological factors can influence gas accumulation patterns.

16.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Topton, NC Radon Mitigation

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

Topton, NC Radon Testing

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Topton Radon Facts

Key details about the radon risk profile for Topton and the 28781 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Macon County, NC

Zip Code

28781

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

16.00 pCi/L

User Tests Submitted

Topton and the 28781 zip code are located in Macon County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Topton, NC

What is the average radon level in Topton, NC?

Based on 1 user-submitted test, the average radon level in Topton is 16.00 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 Topton in?

Topton and the 28781 zip code are in Macon 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.

How much does radon mitigation cost in Topton?

Radon mitigation in Topton 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 Topton?

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