Santa Clara, UT Radon Levels
Check local Santa Clara radon levels and find certified testing and mitigation professionals to keep your home safe
Santa Clara, UT Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Washington County, UT
Zip Code
84765
Nestled in Washington County near Utah's southwestern corner, Santa Clara sits amid the red rock formations and desert soils characteristic of the St. George Metro region. Testing data for radon levels in zip code 84765 remains limited, making individual home testing particularly important for residents. The area's typical slab-on-grade construction and volcanic-influenced geology generally produce moderate radon potential, though specific readings can vary significantly between properties.
Santa Clara, 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 Santa Clara, UT
What EPA Radon Zone is Santa Clara in?
Santa Clara and the 84765 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 Santa Clara?
Radon mitigation in Santa Clara 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 Santa Clara?
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 |