Washburn, TN Radon Levels

Q: What EPA Radon Zone is Washburn in?

Washburn is in Grainger County, EPA Zone 1.

Q: How much does radon mitigation cost in Washburn?

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

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

Washburn, TN Radon Facts

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

County Grainger County, TN

Zip Code 37888

Situated in Grainger County within the Knoxville Metro area, Washburn's residential properties rest on Appalachian foothills terrain with mixed geological formations. The 37888 zip code area has limited radon testing data, making individual home testing crucial for residents. Local housing includes both historic mountain homes and newer subdivisions, each presenting different radon risk profiles based on foundation design and construction era.

7.75

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 7.75 pCi/L, based on 12 tests from 10 nearby cities. No readings have been submitted for Washburn 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+

Washburn, TN Radon Mitigation

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

Need Radon Mitigation or Testing in Washburn?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Grainger County Pros

1-800-299-3578 865-240-2533 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Washburn, TN

No homeowner tests have been submitted for Washburn 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
Maynardville	14.7 mi	5.00 pCi/L	1
Jefferson City	14.8 mi	5.00 pCi/L	1
Morristown	18.1 mi	7.00 pCi/L	2
Russellville	22.7 mi	9.00 pCi/L	1
White Pine	23.0 mi	4.00 pCi/L	1
La Follette	28.8 mi	12.00 pCi/L	1
Knoxville	32.2 mi	4.00 pCi/L	1
Walland	40.6 mi	20.00 pCi/L	1

Grainger County Radon Profile

Grainger County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Few homeowner tests have been logged inside Grainger County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Grainger County to test, as levels can differ between neighboring homes.

Radon FAQ for Washburn, TN

What EPA Radon Zone is Washburn in?

Washburn and the 37888 zip code are in Grainger 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 Washburn?

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

Radon mitigation in Washburn 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 Washburn?

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.