AA Marshall Home Inspection Services
Mahomet, IL
Listed for: TestingMitigation
Verified:Illinois state license
ProfessionalsBusiness profile
Champaign, Illinois. Testing
4 Illinois state licenses verified against the Illinois Emergency Management Agency (IEMA) list, last checked November 11, 2026.
Credentials
4 credentials are on file for this business, each exactly as the issuer's list printed it.
Issued by the Illinois Emergency Management Agency (IEMA), not by NRPP or NRSB. Radon411 last checked the list on November 11, 2026. No expiry date is on the record.
| License | Number | Status on the list | Verified | Check with the issuer |
|---|---|---|---|---|
| Testing license | No. RNI2013205 | Measurement Professional | Verified November 11, 2026 | Verify RNI2013205 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab) |
| Testing license | No. RNIT2014211 | Measurement Technician | Verified November 11, 2026 | Verify RNIT2014211 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab) |
| Testing license | No. RNIT2022201 | Measurement Technician | Verified November 11, 2026 | Verify RNIT2022201 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab) |
| Testing license | No. RNIT20263714 | Measurement Technician | Verified November 11, 2026 | Verify RNIT20263714 with the Illinois Emergency Management Agency (IEMA) (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
Champaign lies in Champaign County, where 44.7% of 3,159 radon tests reported to CDC (2017) were at or above 4 pCi/L, 11.0 points above Illinois pooled (33.7%), 33rd 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 Champaign County, where Champaign lies, the nearest Illinois counties with a CDC figure for 2017 run from 46.7% to 57.1% of tests at or above 4 pCi/L; the closest, Piatt County, is 23 miles away at 54.8%.
Nearby
Mahomet, IL
Listed for: TestingMitigation
Verified:Illinois state license
Saint Joseph, IL
Listed for: Mitigation
Verified:Illinois state license
Listed for: Testing
Verified:Illinois state license
Listed for: Testing
Verified:Illinois state license
Farmer City, IL
Listed for: Testing
Verified:Illinois state license
Listed for: Testing
Verified:Illinois state license
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