Apex, NC Radon Mitigation and Testing

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

Based on 2 user-submitted tests, the average radon level is 3.50 pCi/L.

Q: What EPA Radon Zone is Apex in?

Apex is in Wake County, EPA Zone 2.

Q: How much does radon mitigation cost in Apex?

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

Avg: 3.50 pCi/L

Wake County

EPA Zone 2

2 user tests

Apex is located in Wake County, North Carolina. With 2 user-submitted readings averaging 3.50 pCi/L, levels are currently below the EPA's recommended action level of 4.0 pCi/L. However, we recommend all homes be tested regardless of your neighbor's results.

3.50

pCi/L average

Below EPA Action Level

Based on 2 user-submitted radon tests for homes in Apex, NC. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Apex, NC Radon Mitigation

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

Apex, NC Radon Testing

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

Apex, North Carolina Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
2 pCi/L	Apex, NC	0-20 Years	Full Basement	Jul 2023
5 pCi/L	Apex, NC	0-20 Years	Full Basement	Feb 2020

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

Apex Radon Facts

Key details about the radon risk profile for Apex and the 27502 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Wake County, NC

Zip Code

27502

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

3.50 pCi/L

User Tests Submitted

Apex and the 27502 zip code are located in Wake 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 Apex, NC

What is the average radon level in Apex, NC?

Based on 2 user-submitted tests, the average radon level in Apex is 3.50 pCi/L. This is below the EPA's recommended action level of 4.0 pCi/L. However, we recommend all homes be tested regardless of your neighbor's results.

What EPA Radon Zone is Apex in?

Apex and the 27502 zip code are in Wake 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 Apex?

Radon mitigation in Apex 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 Apex?

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