Skip to content
RADON411

ProfessionalsBusiness profile

RadonEDU LLC

Leland, Illinois. Testing

1 Illinois state license verified against the Illinois Emergency Management Agency (IEMA) list, last checked November 11, 2026.

Call RadonEDU LLC at (630) 849-1671

Credentials

Licenses and certifications

1 credential is on file for this business, exactly as the issuer's list printed it.

Illinois state license (1)

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.

LicenseNumberStatus on the listVerifiedCheck with the issuer
Testing licenseNo. RNI2022217Measurement ProfessionalVerified November 11, 2026Verify RNI2022217 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab)

Licensing in Illinois

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

Radon in Leland

Leland lies in LaSalle County, where 45.8% of 1,002 radon tests reported to CDC (2017) were at or above 4 pCi/L, 12.1 points above Illinois pooled (33.7%), 31st of 70 Illinois counties with 30 or more tests.

Radon test figures for the county Leland lies in
CountyTestsAt or above 4 pCi/LMedianIllinois, pooledRank in the stateEPA zone
LaSalle County1,00245.8%3.6 pCi/L33.7%31 of 70Zone 1

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.

The counties around Leland

Around LaSalle County, where Leland lies, the nearest Illinois counties with a CDC figure for 2017 run from 32.3% to 58.6% of tests at or above 4 pCi/L; the closest, Putnam County, is 23 miles away at 53.3%.

The nearest Illinois counties to LaSalle County with 30 or more tests, 2017
CountyDistanceTestsAt or above 4 pCi/LMedian
Putnam County23 mi4553.3%4.5 pCi/L
Grundy County25 mi39032.3%2.4 pCi/L
Kendall County29 mi3,04535.0%2.8 pCi/L
Marshall County32 mi8148.1%3.8 pCi/L
Bureau County34 mi33358.6%5.1 pCi/L
Lee County35 mi21943.8%3.3 pCi/L

Nearby

Radon professionals nearest Leland

More radon professionals in LelandMore radon professionals in Illinois

Is this your business?