Listed for: Mitigation
Verified:Illinois state license
ProfessionalsBusiness profile
Orion, Illinois. Testing
1 Iowa state license verified against the Iowa Department of Health and Human Services, Bureau of Radiological Health list, last checked November 3, 2026.
Credentials
1 credential is on file for this business, exactly as the issuer's list printed it.
These are Iowa licenses, and the business address is in Illinois.
Radon411 has no Illinois record for this business. Before hiring it for a home in Illinois, check what Illinois asks for. What Illinois requires
Issued by the Iowa Department of Health and Human Services, Bureau of Radiological Health, 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. RNTST10139 | Certified Radon Measurement Specialist | Verified November 3, 2026 | Verify RNTST10139 with the Iowa Department of Health and Human Services, Bureau of Radiological Health (opens in a new tab) |
Illinois's radon program says the state licenses or certifies radon professionals.
IEMA-OHS Radon Program, Illinois Emergency Management Agency and Office of Homeland Security, (800) 325-1245.
What Illinois requires, in its program’s own words, and how to check a credential
Local radon figures
Orion lies in Henry County, where 55.7% of 420 radon tests reported to CDC (2017) were at or above 4 pCi/L, 22.0 points above Illinois pooled (33.7%), 12th of 70 Illinois counties with 30 or more tests.
Shares of tests people chose to run and report, by county (2017); the state's is its counties' counts added up, calculated by Radon411. Only a test measures a home.
Around Henry County, where Orion lies, the nearest Illinois counties with a CDC figure for 2017 run from 43.1% to 69.2% of tests at or above 4 pCi/L; the closest, Rock Island County, is 24 miles away at 46.5%.
Nearby
Listed for: Mitigation
Verified:Illinois state license
Listed for: Testing
Verified:Iowa state license+1 more: Illinois state license
Listed for: Testing
Verified:Iowa state license+1 more: Illinois state license
Listed for: Mitigation
Verified:Illinois state license
Listed for: Testing
Verified:Illinois state license
Listed for: Testing
Verified:Illinois state license
More radon professionals in OrionMore radon professionals in Illinois
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