Lenoir, NC Radon Levels

Q: What EPA Radon Zone is Lenoir in?

Lenoir is in Caldwell County, EPA Zone 2.

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

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

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

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

Lenoir, NC Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Caldwell County, NC

Zip Code 28645

Situated in Caldwell County within the Hickory Metro area, Lenoir lies in the foothills where granite and metamorphic bedrock can contribute to radon formation in local soils. With testing data for zip code 28645 currently limited, homeowners should prioritize individual radon testing regardless of their home's age or foundation style. The area's mix of older mountain homes and newer developments both require attention to potential radon entry pathways.

8.95

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 8.95 pCi/L, based on 18 tests from 10 nearby cities. No readings have been submitted for Lenoir 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+

Lenoir, 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 Lenoir, NC

No homeowner tests have been submitted for Lenoir 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
Connellys Springs	12.0 mi	5.00 pCi/L	1
Morganton	15.5 mi	2.00 pCi/L	1
Hickory	17.2 mi	5.00 pCi/L	1
Blowing Rock	17.7 mi	10.17 pCi/L	6
Boone	21.8 mi	16.50 pCi/L	2
Purlear	22.1 mi	10.00 pCi/L	1
Conover	22.1 mi	4.00 pCi/L	1
Banner Elk	22.8 mi	9.33 pCi/L	3

Caldwell County Radon Profile

EPA mapping assigns Caldwell County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Direct test data for Caldwell 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 Caldwell County home regardless of zone or a neighbor's results.

Radon FAQ for Lenoir, NC

What EPA Radon Zone is Lenoir in?

Lenoir and the 28645 zip code are in Caldwell 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.

Why are radon readings shown from areas near Lenoir?

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

Radon mitigation in Lenoir 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 Lenoir?

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.