Galveston, TX Radon Levels
Check local Galveston radon levels and find certified testing and mitigation professionals to keep your home safe
Galveston, TX Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Galveston County, TX
Zip Code
77550
Located in Galveston County on the Texas Gulf Coast, Galveston sits on coastal plain sediments that typically produce lower radon levels. Testing data for this Houston Metro area community (zip codes 77550-77554) is currently limited, preventing specific local assessment. While coastal areas generally have lower radon risk, individual testing is still recommended for accurate exposure evaluation.
Galveston, 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 Galveston?
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Radon FAQ for Galveston, TX
What EPA Radon Zone is Galveston in?
Galveston and the 77550 zip code are in Galveston 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 Galveston?
Radon mitigation in Galveston 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 Galveston?
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 |