Carolina Beach, NC Radon Mitigation and Testing

Q: What EPA Radon Zone is Carolina Beach in?

Carolina Beach is in New Hanover County, EPA Zone 3.

Q: How much does radon mitigation cost in Carolina Beach?

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

New Hanover County

EPA Zone 3

This coastal community in New Hanover County, part of the Wilmington Metro area, sits on barrier island sands that typically produce lower radon levels than inland areas. However, testing data for zip code 28428 remains limited, and even coastal properties should be evaluated since radon can accumulate in any enclosed space. The area's predominantly elevated and slab-on-grade construction reflects adaptation to coastal conditions.

Carolina Beach, NC Radon Mitigation

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

Carolina Beach, NC Radon Testing

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

Carolina Beach Radon Facts

Key details about the radon risk profile for Carolina Beach and the 28428 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

New Hanover County, NC

Zip Code

28428

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Carolina Beach and the 28428 zip code are located in New Hanover County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Carolina Beach, NC

What EPA Radon Zone is Carolina Beach in?

Carolina Beach and the 28428 zip code are in New Hanover County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Carolina Beach?

Radon mitigation in Carolina Beach 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 Carolina Beach?

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