Listed for: Mitigation
Verified:Pennsylvania state license
Call RJH Radon Mitigation INC at (717) 859-6996No website listed
ProfessionalsBusiness profile
Precise Inspecting
Lancaster, Pennsylvania. Testing
3 Pennsylvania state licenses verified against the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection list, last checked November 3, 2026.
Credentials
Licenses and certifications
3 credentials are on file for this business, each exactly as the issuer's list printed it.
Pennsylvania state licenses (3)
Issued by the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection, not by NRPP or NRSB. Radon411 last checked the list on November 3, 2026. No expiry date is on the record.
| License | Number | Status on the list | Verified | Check with the issuer |
|---|---|---|---|---|
| Testing license | No. 3295 | DEP certified radon testing firm | Verified November 3, 2026 | Verify 3295 with the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection (opens in a new tab) |
| Testing license | No. 3445 | DEP certified radon testing firm | Verified November 3, 2026 | Verify 3445 with the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection (opens in a new tab) |
| Testing license | No. 8900 | DEP certified radon testing firm | Verified November 3, 2026 | Verify 8900 with the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection (opens in a new tab) |
Licensing in Pennsylvania
Pennsylvania's radon program says the state licenses or certifies radon professionals.
Radon Division, Department of Environmental Protection, 800-237-2366.
What Pennsylvania requires, in its program’s own words, and how to check a credential
Local radon figures
Radon in Lancaster
Lancaster lies in Lancaster County, where 43.3% of 4,398 radon tests reported to CDC (2020) were at or above 4 pCi/L, 13.0 points above Pennsylvania pooled (30.3%), 21st of 63 Pennsylvania counties with 30 or more tests.
Shares of tests people chose to run and report, by county (2020); the state's is its counties' counts added up, calculated by Radon411. Only a test measures a home.
The counties around Lancaster
Around Lancaster County, where Lancaster lies, the nearest Pennsylvania counties with a CDC figure for 2020 run from 24.0% to 54.2% of tests at or above 4 pCi/L; the closest, Lebanon County, is 25 miles away at 54.2%.
Nearby
Radon professionals nearest Lancaster
Listed for: Testing
Verified:Pennsylvania state license
Call Homechek, INC. at (717) 764-1920No website listedListed for: TestingMitigation
Verified:Pennsylvania state license
Call Absolute Radon Mitigation, LLC at (717) 755-5398No website listedListed for: TestingMitigation
Verified:Pennsylvania state license
Call M Webster Construction INC at (717) 274-3158No website listed- View profile for Inspection Service
Inspection Service
West Chester, PA
Listed for: Testing
Verified:Pennsylvania state license
No phone or website on the list. Licenses on the profile. Listed for: Testing
Verified:Pennsylvania state license
Call Homer Inspection Services at (610) 314-6155No website listed
More radon professionals in LancasterMore radon professionals in Pennsylvania
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