Memphis, IN Radon Mitigation and Testing

Q: What EPA Radon Zone is Memphis in?

Memphis is in Clark County, EPA Zone 1.

Q: How much does radon mitigation cost in Memphis?

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

Clark County

EPA Zone 1

Situated in Clark County within the Louisville Metro area along the Ohio River, Memphis sits in EPA Zone 1, indicating high radon potential due to underlying limestone bedrock. Testing data for zip code 47143 is currently limited, making professional radon assessment essential given the area's geological conditions. Indiana's documented elevated radon levels throughout the Ohio River valley emphasize the importance of testing for all homeowners.

Memphis, IN Radon Mitigation

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

Memphis, IN Radon Testing

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

Memphis Radon Facts

Key details about the radon risk profile for Memphis and the 47143 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Clark County, IN

Zip Code

47143

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Memphis and the 47143 zip code are located in Clark 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 Memphis, IN

What EPA Radon Zone is Memphis in?

Memphis and the 47143 zip code are in Clark 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 Memphis?

Radon mitigation in Memphis 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 Memphis?

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 Indiana

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

City	Avg User Radon Level	Submissions
Bloomington	8.14 pCi/L	7
Kokomo	7.40 pCi/L	5
Lafayette	15.00 pCi/L	3
Valparaiso	10.00 pCi/L	3
Avon	6.00 pCi/L	3
West Lafayette	10.50 pCi/L	2
Dyer	9.50 pCi/L	2
Columbus	7.50 pCi/L	2
Noblesville	7.00 pCi/L	2
Westfield	7.00 pCi/L	2
Fishers	6.50 pCi/L	2
Corydon	6.00 pCi/L	2
Warsaw	5.50 pCi/L	2
Indianapolis	4.00 pCi/L	2
Newburgh	8.00 pCi/L	1
Logansport	7.00 pCi/L	1
Terre Haute	5.00 pCi/L	1
Muncie	4.00 pCi/L	1
Brownsburg	No submissions	0