Radon in Benton County, Indiana
EPA Zone —County seat: Fowler · 1 licensed contractor listed
Radon Risk: This county has EPA Zone 3 designation — lower predicted radon risk. Testing is still recommended, as individual homes can test high regardless of zone.
Benton County is EPA Zone 1 — the highest predicted radon risk classification. Zone 1 means the county's predicted average indoor radon level exceeds 4 pCi/L, the EPA's action level. Indiana geology, particularly glacial till deposits across central and northern Indiana, contributes to elevated radon levels. Testing is strongly recommended for all homes in Benton County, especially those with basements or crawl spaces.
Radon contractors are licensed statewide and many travel countywide. Browse all Indiana radon contractors — most serve multiple counties.
Radon Testers in Benton County (1)
About Radon Testing in Benton County
- Short-term test kits (48–96 hours) are available at hardware stores for ~$15-30
- A licensed tester provides a certified measurement — often required for real estate transactions
- If results exceed 4 pCi/L, the EPA recommends mitigation
- Mitigation systems typically cost $1,200–$2,000 installed in Indiana
Building Permits in Benton County
Some municipalities require a permit for radon mitigation system installation. Check permit requirements for Benton County on Indiana Permit Finder →