Joshua, TX Radon Levels
Check local Joshua radon levels and find certified testing and mitigation professionals to keep your home safe
Joshua, TX Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Johnson County, TX
Zip Code
76058
Located in Johnson County southwest of Dallas, Joshua sits on the Texas Blackland Prairie where clay soils over limestone bedrock create generally lower radon conditions. Testing data for this rapidly growing 76058 zip code community remains limited, though the area's EPA Zone 3 classification indicates lower radon potential. Even with moderate risk, homeowners in this expanding Dallas metro suburb should consider testing, especially in newer homes with different foundation styles.
Joshua, 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 Joshua?
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Radon FAQ for Joshua, TX
What EPA Radon Zone is Joshua in?
Joshua and the 76058 zip code are in Johnson 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 Joshua?
Radon mitigation in Joshua 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 Joshua?
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 |