Blountville, TN Radon Mitigation and Testing

Q: What is the average radon level in Blountville, TN?

Based on 1 user-submitted tests, the average radon level is 20.00 pCi/L.

Q: What EPA Radon Zone is Blountville in?

Blountville is in Sullivan County, EPA Zone 1.

Q: How much does radon mitigation cost in Blountville?

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

Avg: 20.00 pCi/L

Sullivan County

EPA Zone 1

1 user test

Located in northeast Tennessee's Sullivan County and part of the Kingsport metro area, this community demonstrates significant radon concerns with testing showing an average level of 20.0 pCi/L—five times the EPA action threshold. The area's position within the Appalachian Valley, where limestone bedrock and specific geological formations create favorable conditions for radon accumulation, contributes to these elevated readings. Immediate professional testing and likely mitigation are essential for all homes in the 37617 area.

20.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Blountville, TN. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Blountville, TN Radon Mitigation

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

Blountville, TN Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Blountville, Tennessee Radon Levels

User-submitted radon test readings from homes in the Blountville area.

Radon Level	City	Home Age	Foundation	Submitted
20 pCi/L	Blountville, TN	0-20 Years	No Basement/All Slab	Jan 2018

Have a radon test result for Blountville? Submit your reading to help other homeowners.

Blountville Radon Facts

Key details about the radon risk profile for Blountville and the 37617 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Sullivan County, TN

Zip Code

37617

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

20.00 pCi/L

User Tests Submitted

Blountville and the 37617 zip code are located in Sullivan County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Blountville, TN

What is the average radon level in Blountville, TN?

Based on 1 user-submitted test, the average radon level in Blountville is 20.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Blountville in?

Blountville and the 37617 zip code are in Sullivan 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.

How much does radon mitigation cost in Blountville?

Radon mitigation in Blountville 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 Blountville?

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.

Most Active Radon Markets in Tennessee

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Elizabethton	7.33 pCi/L	3
Cleveland	5.33 pCi/L	3
Johnson City	4.33 pCi/L	3
Maryville	10.50 pCi/L	2
Columbia	8.50 pCi/L	2
Bristol	6.50 pCi/L	2
Chattanooga	5.00 pCi/L	2
Clarksville	20.00 pCi/L	1
Kingsport	5.00 pCi/L	1
Knoxville	4.00 pCi/L	1
Greeneville	No submissions	0
Murfreesboro	No submissions	0