Madisonville, KY Radon Mitigation and Testing

Q: What EPA Radon Zone is Madisonville in?

Madisonville is in Hopkins County, EPA Zone 2.

Q: How much does radon mitigation cost in Madisonville?

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

Hopkins County

EPA Zone 2

Located in Hopkins County in western Kentucky's coal region, Madisonville sits where Pennsylvanian-age rock formations create moderate radon potential. The area's combination of coal-bearing strata and traditional foundation construction contributes to variable radon conditions throughout the community. Since testing data for zip code 42431 remains sparse, homeowners should conduct professional radon assessments to determine their specific exposure risks.

Madisonville, KY Radon Mitigation

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

Madisonville, KY Radon Testing

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

Madisonville Radon Facts

Key details about the radon risk profile for Madisonville and the 42431 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Hopkins County, KY

Zip Code

42431

Predicted Screening Level

2–4 pCi/L (Zone 2)

Madisonville and the 42431 zip code are located in Hopkins 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 Madisonville, KY

What EPA Radon Zone is Madisonville in?

Madisonville and the 42431 zip code are in Hopkins 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 Madisonville?

Radon mitigation in Madisonville 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 Madisonville?

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 Kentucky

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

City	Avg User Radon Level	Submissions
Bowling Green	15.80 pCi/L	5
Lexington	8.40 pCi/L	5
Frankfort	7.80 pCi/L	5
Florence	5.40 pCi/L	5
Owensboro	5.33 pCi/L	3
Union	4.67 pCi/L	3
Brandenburg	11.50 pCi/L	2
Harrodsburg	9.00 pCi/L	2
Louisville	5.50 pCi/L	2
Campbellsville	11.00 pCi/L	1