Coldspring, TX Radon Levels
Check local Coldspring radon levels and find certified testing and mitigation professionals to keep your home safe
Coldspring, TX Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
San Jacinto County, TX
Zip Code
77331
Located in southeastern Texas's San Jacinto County within the Houston Metro area, Coldspring sits on Gulf Coastal Plain sediments that place it in EPA Zone 3 for generally lower radon potential. The community around zip code 77331 features newer residential development and lake properties built on sandy and clay soils. While testing data isn't comprehensive, Texas's coastal geology typically produces radon levels well within EPA guidelines, though individual testing remains recommended for all homes.
Coldspring, 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 Coldspring?
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Radon FAQ for Coldspring, TX
What EPA Radon Zone is Coldspring in?
Coldspring and the 77331 zip code are in San Jacinto 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 Coldspring?
Radon mitigation in Coldspring 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 Coldspring?
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 |