Arrington, TN Radon Levels

Q: What EPA Radon Zone is Arrington in?

Arrington is in Williamson County, EPA Zone 1.

Q: How much does radon mitigation cost in Arrington?

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

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

Arrington, TN Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Williamson County, TN

Zip Code 37014

Part of the Nashville Metro area, this Williamson County community in zip code 37014 benefits from its location in Tennessee's limestone-rich Central Basin region. Arrington's housing includes both historic farmhouses and newer suburban developments, many featuring basement or crawl space foundations that can accumulate radon gas. While specific testing data for Arrington is currently limited, Williamson County's geological conditions warrant radon testing for all residential properties.

6.25

pCi/L area average

Above EPA Action Level

Williamson County average: 6.25 pCi/L, based on 4 user-submitted tests across 3 cities in the county. No homeowner readings have been submitted for Arrington 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+

Arrington, TN 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 Arrington, TN

No homeowner tests have been submitted for Arrington 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
College Grove	7.0 mi	3.00 pCi/L	1
Smyrna	11.6 mi	7.00 pCi/L	1
Franklin	12.1 mi	5.00 pCi/L	1
Brentwood	12.6 mi	8.50 pCi/L	2
Nashville	21.2 mi	7.00 pCi/L	1
Hermitage	22.9 mi	4.00 pCi/L	1
Mount Juliet	24.7 mi	2.00 pCi/L	1
Old Hickory	26.8 mi	12.00 pCi/L	1

Williamson County Radon Profile

Because of its underlying geology, Williamson County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 3 cities in Williamson County average 6.25 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 Williamson County home regardless of zone or a neighbor's results.

Radon FAQ for Arrington, TN

What EPA Radon Zone is Arrington in?

Arrington and the 37014 zip code are in Williamson County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

Why are radon readings shown from areas near Arrington?

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

Radon mitigation in Arrington 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 Arrington?

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.