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MitigationTestingCommercial
Radon Pros in Pennsylvania
34 contractorsEPA zone context: Eastern and central Pennsylvania are heavily Zone 1. The Reading Prong runs through the Lehigh Valley, which has some of the highest radon levels in the entire United States.
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Radon Protection Services of Gettysburg, Inc.
5.0 (3 Google reviews)
Certified Professional
Licensed Provider: Robert A Anderson
Full Service•Aspers, PA
MitigationTestingCommercialPost-Test
Certified RMP/RMS
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American Radon Solutions Inc
5.0 (36 Google reviews)
Identity Verified
Mitigation Specialist•Camp Hill, PA
MitigationNew ConstructionSump Pump
Free Estimates
American Radon Solutions Inc is a dedicated radon services company serving Camp Hill, PA. Established in 1991. Services include radon mitigation system installation. Methods include heat recovery ventilation. Rated 5.0/5 on Google based on 36 reviews. Offers free estimates.
FR
MitigationTestingCrawlspaceFan RepairNew Construction+3
Festa Radon Technologies is a dedicated radon services company serving Cranberry Twp, PA. Established in 1996. Services include radon testing, radon mitigation system installation. Works with crawlspaces. Methods include heat recovery ventilation. Rated 4.8/5 on Google based on 23 reviews.
NR
MitigationTesting
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Airotox Radon Remediation Services
5.0 (180 Google reviews)
Identity Verified
Full Service•Lansdale, PA
MitigationTestingCrawlspaceFan RepairCommercial+2
Free Estimates
SI
MitigationTestingCommercial
MW
MitigationTesting
Free Estimates
RC
Restoration Contracting Services
4.9 (144 Google reviews)
Identity Verified
Full Service•New Kensington, PA
MitigationTestingCrawlspaceCommercialVapor Barrier
AH
MitigationTestingNew ConstructionCommercial
RP
MitigationTesting
SS
MitigationTesting
JR
MitigationTestingCrawlspace
Free Estimates
Data provided by Google Maps
State Info
Radon levels vary house-to-house even in the same city. Testing your own home is the only reliable way to know your risk.
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FAQ: Radon Mitigation in Pennsylvania
Why is PA radon so bad?
The Reading Prong — a uranium-rich geological formation — runs through eastern PA. Combined with the region's shale and limestone geology, it produces extremely high radon levels.
Does PA require radon testing for home sales?
Not mandated, but PA law requires real estate professionals to provide radon information to buyers. In practice, testing is nearly universal in eastern PA transactions.
What area of PA has the highest radon?
The Lehigh Valley (Lehigh and Northampton counties), followed by Berks, Chester, Montgomery, and Bucks counties.
How much does radon mitigation cost in Pennsylvania?
Most homeowners in Pennsylvania see mitigation quotes in the low-thousands, but the final cost depends on foundation type, fan location, and pipe routing complexity. A cost calculator can help you benchmark estimates before requesting bids.
Do I need radon testing in Pennsylvania before hiring a contractor?
Yes. A valid short-term or long-term test is the fastest way to confirm if mitigation is needed and to scope the right system design.
What radon level is dangerous in Pennsylvania?
EPA recommends action at 4.0 pCi/L, and many homeowners choose to reduce levels even below that threshold. Eastern and central Pennsylvania are heavily Zone 1. The Reading Prong runs through the Lehigh Valley, which has some of the highest radon levels in the entire United States. ZIP-level lookup tools are useful for local context, but home testing is still required.
State Resources for Pennsylvania
Radon mitigation cost in Pennsylvania
Estimate likely project pricing by foundation type and system complexity.
Radon testing guide for Pennsylvania homes
Learn when and how to test, plus how to interpret pCi/L results.
Radon levels and EPA zones in Pennsylvania
See how state-level risk varies and what zone maps can and cannot tell you.
ZIP-level radon risk in Pennsylvania
Check projected local risk by ZIP code before you request quotes.