Ellenboro, NC Radon Levels

Q: What EPA Radon Zone is Ellenboro in?

Ellenboro is in Rutherford County, EPA Zone 2.

Q: How much does radon mitigation cost in Ellenboro?

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

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

Ellenboro, NC Radon Facts

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

County Rutherford County, NC

Zip Code 28040

Located in Rutherford County in North Carolina's foothills region, Ellenboro sits where Piedmont geology transitions toward the Appalachian Mountains, creating variable radon potential through granite and metamorphic rock formations. Housing in zip code 28040 includes both traditional mountain homes and newer construction with diverse foundation styles. With radon testing data currently limited for this area, homeowners should prioritize individual testing to understand their property's specific radon levels.

7.25

pCi/L area average

Above EPA Action Level

Rutherford County average: 7.25 pCi/L, based on 4 user-submitted tests across 3 cities in the county. No homeowner readings have been submitted for Ellenboro itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Ellenboro, 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 Ellenboro, NC

No homeowner tests have been submitted for Ellenboro 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
Bostic	8.5 mi	6.50 pCi/L	2
Union Mills	14.7 mi	6.00 pCi/L	1
Vale	21.7 mi	5.00 pCi/L	1
Mill Spring	21.7 mi	4.00 pCi/L	1
Kings Mountain	22.7 mi	12.00 pCi/L	3
Cherryville	23.8 mi	13.33 pCi/L	3
Lake Lure	24.1 mi	10.00 pCi/L	1
Morganton	27.9 mi	2.00 pCi/L	1

Rutherford County Radon Profile

EPA mapping assigns Rutherford County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 3 cities in Rutherford County average 7.25 pCi/L across 4 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Rutherford County home regardless of zone or a neighbor's results.

Radon FAQ for Ellenboro, NC

What EPA Radon Zone is Ellenboro in?

Ellenboro and the 28040 zip code are in Rutherford 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 Ellenboro?

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

Radon mitigation in Ellenboro 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 Ellenboro?

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.