Joseph, UT Radon Mitigation and Testing

Q: What EPA Radon Zone is Joseph in?

Joseph is in Sevier County, EPA Zone 1.

Q: How much does radon mitigation cost in Joseph?

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

Sevier County

EPA Zone 1

Located in Sevier County within Utah's high plateau country, Joseph sits amid geological formations that include uranium-bearing rock units common to the Colorado Plateau region. Testing data for this small 84739 zip code community remains limited, making individual home testing particularly important. The area's EPA Zone 1 designation indicates high radon potential, typical of many locations across Utah's elevated terrain.

Joseph, UT Radon Mitigation

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

Joseph, UT Radon Testing

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

Joseph Radon Facts

Key details about the radon risk profile for Joseph and the 84739 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Sevier County, UT

Zip Code

84739

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Joseph and the 84739 zip code are located in Sevier 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 Joseph, UT

What EPA Radon Zone is Joseph in?

Joseph and the 84739 zip code are in Sevier 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 Joseph?

Radon mitigation in Joseph 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 Joseph?

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