Brazoria, TX Radon Levels
Check local Brazoria radon levels and find certified testing and mitigation professionals to keep your home safe
Brazoria, TX Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Brazoria County, TX
Zip Code
77422
Located in coastal Brazoria County southwest of Houston, Brazoria sits on Gulf Coast sediments that typically result in lower radon concentrations. While testing data for the 77422 zip code remains unavailable, homeowners should still consider baseline radon testing, particularly important given the area's mix of slab-on-grade and pier foundation construction.
Brazoria, 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 Brazoria?
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Radon FAQ for Brazoria, TX
What EPA Radon Zone is Brazoria in?
Brazoria and the 77422 zip code are in Brazoria 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 Brazoria?
Radon mitigation in Brazoria 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 Brazoria?
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 |