Hilham, TN Radon Mitigation and Testing

Q: What EPA Radon Zone is Hilham in?

Hilham is in Overton County, EPA Zone 2.

Q: How much does radon mitigation cost in Hilham?

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

Overton County

EPA Zone 2

Nestled in Overton County's zip code 38568, Hilham sits on the Cumberland Plateau where limestone bedrock and karst features can create pockets of elevated radon concentration. Testing data for this rural community remains limited currently. Given Tennessee's variable geology and the area's mix of older homes with different foundation types, homeowners should consider radon testing to assess individual property conditions.

Hilham, TN Radon Mitigation

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

Hilham, TN Radon Testing

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

Hilham Radon Facts

Key details about the radon risk profile for Hilham and the 38568 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Overton County, TN

Zip Code

38568

Predicted Screening Level

2–4 pCi/L (Zone 2)

Hilham and the 38568 zip code are located in Overton County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Hilham, TN

What EPA Radon Zone is Hilham in?

Hilham and the 38568 zip code are in Overton 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.

How much does radon mitigation cost in Hilham?

Radon mitigation in Hilham 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 Hilham?

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