Ephraim, UT Radon Levels
Check local Ephraim radon levels and find certified testing and mitigation professionals to keep your home safe
Ephraim, UT Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Sanpete County, UT
Zip Code
84627
Centered in Utah's Sanpete Valley, Sanpete County's Ephraim sits at high elevation where mountain geology and limestone bedrock contribute to elevated radon potential throughout zip code 84627. The area's cold winters and energy-efficient home construction can trap radon gas, particularly in basement-level living spaces. Testing data remains sparse, emphasizing the need for comprehensive radon testing among local homeowners.
Ephraim, UT Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Ephraim, UT
What EPA Radon Zone is Ephraim in?
Ephraim and the 84627 zip code are in Sanpete 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 Ephraim?
Radon mitigation in Ephraim 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 Ephraim?
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 in Utah with the most user-submitted radon test data, ranked by number of submissions.
| 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 |