Round Top, TX Radon Levels
Check local Round Top radon levels and find certified testing and mitigation professionals to keep your home safe
Round Top, TX Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Fayette County, TX
Zip Code
78954
Nestled in Fayette County within the Houston Metro's western reach, this small historic community sits on Gulf Coastal Plain sediments over limestone bedrock. The 78954 zip code encompasses rural properties and historic structures, many dating to the 19th century with pier-and-beam or early concrete foundations. Since comprehensive radon testing data is not yet available for this area, residents should consider professional radon measurements to establish baseline levels in their homes.
Round Top, TX Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Round Top?
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1-800-299-3578
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Radon FAQ for Round Top, TX
What EPA Radon Zone is Round Top in?
Round Top and the 78954 zip code are in Fayette County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.
How much does radon mitigation cost in Round Top?
Radon mitigation in Round Top 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 Round Top?
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 Texas
Cities in Texas with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Lubbock | 12.70 pCi/L | 10 |
| San Antonio | 6.57 pCi/L | 7 |
| Austin | 6.14 pCi/L | 7 |
| Dallas | 8.00 pCi/L | 5 |
| Abilene | 4.50 pCi/L | 2 |
| Houston | 3.50 pCi/L | 2 |
| Plano | 6.00 pCi/L | 1 |
| Frisco | 3.00 pCi/L | 1 |
| Nacogdoches | No submissions | 0 |