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Radon Mitigation in Houston, TX
Compare 41 radon mitigation contractors near you in Houston and surrounding area with an average rating of 4.8/5. Get free quotes, read reviews, and find the right pro for your project.
Last updated May 22, 2026
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3.923½+ years onlineRadon Mitigation in Nearby TX Cities
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Radon Mitigation in Houston, TX
Radon mitigation in Houston handles Texas Gulf Coast conditions: single-family homes throughout Meyerland and the Heights, slab-on-grade homes dominant in Houston, and EPA Zone 3 designation (lower predicted levels). Typical jobs include sub-slab depressurization for concrete slab homes (dominant Houston construction type), crawlspace encapsulation with active venting for homes with crawlspaces (uncommon in Houston), and post-mitigation testing. Texas humidity, high water table, and clay-soil issues drive approach.
Residential radon mitigation in Houston runs $1,000-$2,800 for slab systems; $2,000-$4,500 for crawlspace. Texas doesn't require radon-specific licensing; contractors typically hold NRPP or NRSB certification. Houston permits for electrical work tied to fan installation. Harris County is in EPA Zone 3 — lower predicted levels than inland Texas but 10-20% of tested homes exceed 4 pCi/L. Humid climate demands moisture-rated fans.
Frequently Asked Questions
- Does Houston really have radon?
- Yes — Harris County is EPA Zone 3 (lower predicted levels), but 10-20% of tested homes exceed 4 pCi/L action level. Testing $15-$30 DIY or $100-$200 professional. Test before buying.
- How does Houston mitigation work for slab homes?
- Sub-slab depressurization creates negative pressure beneath the slab, venting radon to atmosphere. Typical cost $1,000-$2,500. Single-day installation.
- Can flooding damage a radon mitigation system?
- Yes — Hurricane flooding can damage fans and piping. Inspect after major flood events. Replacement fan $200-$500.
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