Maysville, NC Radon Levels

Q: What EPA Radon Zone is Maysville in?

Maysville is in Onslow County, EPA Zone 3.

Q: Why are radon readings shown from areas near Maysville?

No homeowner radon tests have been submitted for Maysville yet, so readings from the closest cities and the Onslow County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Maysville?

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

Check local Maysville radon levels and find certified testing and mitigation professionals to keep your home safe

Maysville, NC Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)

County Onslow County, NC

Zip Code 28555

Situated in Onslow County within the Jacksonville Metro area, Maysville lies in North Carolina's coastal plain region. Radon testing data for zip code 28555 is currently limited, though the area's sandy soils and low-elevation terrain typically result in lower radon potential. Homeowners should still conduct testing, particularly in homes with crawl spaces or enclosed foundations.

5.94

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.94 pCi/L, based on 17 tests from 10 nearby cities. No readings have been submitted for Maysville yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Maysville, NC Radon Mitigation

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

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Onslow County Radon Profile

The EPA maps Onslow County as Radon Zone 3, the lowest predicted classification, with modeled indoor screening levels under 2 pCi/L. Direct test data for Onslow County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Onslow County home regardless of zone or a neighbor's results.

Radon FAQ for Maysville, NC

What EPA Radon Zone is Maysville in?

Maysville and the 28555 zip code are in Onslow 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.

Why are radon readings shown from areas near Maysville?

No homeowner radon tests have been submitted for Maysville yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Onslow County average—are the best available indicator of local conditions until Maysville homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Maysville?

Radon mitigation in Maysville 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 Maysville?

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.