Humble, TX Radon Levels
Check local Humble radon levels and find certified testing and mitigation professionals to keep your home safe
Humble, TX Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Harris County, TX
Zip Code
77338
Part of the Houston Metro area in Harris County, Humble occupies EPA Zone 3 terrain where radon testing data collection is ongoing. The region's Gulf Coastal Plain geology typically correlates with lower radon potential, though individual properties may vary. Homeowners across zip codes 77338, 77346, and 77396 should still consider baseline radon testing to establish their property's individual characteristics.
Humble, 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 Humble?
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Radon FAQ for Humble, TX
What EPA Radon Zone is Humble in?
Humble and the 77338 zip code are in Harris 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 Humble?
Radon mitigation in Humble 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 Humble?
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 |