Waxhaw, NC Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 4.00 pCi/L.

Q: What EPA Radon Zone is Waxhaw in?

Waxhaw is in Union County, EPA Zone 3.

Q: How much does radon mitigation cost in Waxhaw?

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

Avg: 4.00 pCi/L

Union County

EPA Zone 3

1 user test

Located in Union County within the Charlotte Metro area, Waxhaw sits in EPA Zone 3 with an average radon level of 4.0 pCi/L based on limited testing data. This reading sits right at the EPA action threshold, indicating that while levels may be moderate, continued monitoring and testing remain important for homeowners. The area's Piedmont geology and mix of older homes with crawl spaces and newer construction with various foundation types can create variable radon entry potential across zip code 28173.

4.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Waxhaw, NC Radon Mitigation

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

Waxhaw, NC Radon Testing

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

Waxhaw, North Carolina Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
4 pCi/L	Waxhaw, NC	0-20 Years	No Basement/All Slab	Aug 2023

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

Waxhaw Radon Facts

Key details about the radon risk profile for Waxhaw and the 28173 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Union County, NC

Zip Code

28173

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Avg. User Submitted Level

4.00 pCi/L

User Tests Submitted

Waxhaw and the 28173 zip code are located in Union 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 Waxhaw, NC

What is the average radon level in Waxhaw, NC?

Based on 1 user-submitted test, the average radon level in Waxhaw is 4.00 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 Waxhaw in?

Waxhaw and the 28173 zip code are in Union 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 Waxhaw?

Radon mitigation in Waxhaw 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 Waxhaw?

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