Saint George, UT Radon Levels
Check local Saint George radon levels and find certified testing and mitigation professionals to keep your home safe
Saint George, UT Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Washington County, UT
Zip Code
84770
Saint George anchors southern Utah's Washington County metro area, where red sandstone formations and volcanic geology create variable radon conditions across the region. Testing data for zip codes 84770 and 84790 remains limited, making individual home assessment essential given Utah's diverse geological landscape. The area's rapid growth includes newer construction that may incorporate radon-resistant features, though testing remains important for all properties.
Saint George, 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 Saint George, UT
What EPA Radon Zone is Saint George in?
Saint George and the 84770 zip code are in Washington 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 Saint George?
Radon mitigation in Saint George 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 Saint George?
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 |