Magnolia, NC Radon Levels

Q: What EPA Radon Zone is Magnolia in?

Magnolia is in Duplin County, EPA Zone 3.

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

No homeowner radon tests have been submitted for Magnolia yet, so readings from the closest cities and the Duplin 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 Magnolia?

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

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

Magnolia, NC Radon Facts

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

County Duplin County, NC

Zip Code 28453

Established in Duplin County in southeastern North Carolina's coastal plain region, Magnolia rests on sedimentary formations that generally produce lower radon readings. The area's housing reflects its agricultural character, with rural properties ranging from older farmhouses to newer manufactured and site-built homes. Despite limited testing data for zip code 28453, residents should conduct radon measurements, especially those with crawl space foundations common to the region.

5.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.00 pCi/L, based on 1 test from 1 nearby city. No readings have been submitted for Magnolia 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+

Magnolia, NC Radon Mitigation

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

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Radon Readings Near Magnolia, NC

No homeowner tests have been submitted for Magnolia yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Benson	45.0 mi	5.00 pCi/L	1

Duplin County Radon Profile

The EPA maps Duplin County as Radon Zone 3, the lowest predicted classification, with modeled indoor screening levels under 2 pCi/L. Direct test data for Duplin 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 Duplin County home regardless of zone or a neighbor's results.

Radon FAQ for Magnolia, NC

What EPA Radon Zone is Magnolia in?

Magnolia and the 28453 zip code are in Duplin 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 Magnolia?

No homeowner radon tests have been submitted for Magnolia yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Duplin County average—are the best available indicator of local conditions until Magnolia 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 Magnolia?

Radon mitigation in Magnolia 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 Magnolia?

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.