Cornish, UT Radon Mitigation and Testing

Q: What EPA Radon Zone is Cornish in?

Cornish is in Cache County, EPA Zone 2.

Q: How much does radon mitigation cost in Cornish?

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

Cache County

EPA Zone 2

Positioned in Cache County within Utah's Logan Metro area, Cornish sits in the Cache Valley with alluvial soils over limestone formations. Available radon testing data for zip code 84308 is currently limited, making individual testing crucial for homeowners. The area's geological setting and mix of basement and crawl space foundations common in northern Utah suggest that radon monitoring should be a priority.

Cornish, UT Radon Mitigation

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

Cornish, UT Radon Testing

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

Cornish Radon Facts

Key details about the radon risk profile for Cornish and the 84308 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Cache County, UT

Zip Code

84308

Predicted Screening Level

2–4 pCi/L (Zone 2)

Cornish and the 84308 zip code are located in Cache 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 Cornish, UT

What EPA Radon Zone is Cornish in?

Cornish and the 84308 zip code are in Cache 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 Cornish?

Radon mitigation in Cornish 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 Cornish?

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 Utah

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

City	Avg User Radon Level	Submissions
Vernal	8.60 pCi/L	5
Logan	8.00 pCi/L	5
Smithfield	12.00 pCi/L	4
Bountiful	6.75 pCi/L	4
Cedar City	4.50 pCi/L	4
Eagle Mountain	10.67 pCi/L	3
Heber City	5.00 pCi/L	3
Brigham City	9.00 pCi/L	1
Lehi	7.00 pCi/L	1
Saint George	No submissions	0
Sandy	No submissions	0