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WIN Home Inspection

Wonder Lake, Illinois. Testing

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

Call WIN Home Inspection at (815) 653-0600

Credentials

Licenses and certifications

2 credentials are on file for this business, each exactly as the issuer's list printed it.

Illinois state licenses (2)

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. RNI2008205Measurement ProfessionalVerified November 11, 2026Verify RNI2008205 with the Illinois Emergency Management Agency (IEMA) (opens in a new tab)
Testing licenseNo. RNIT2019223Measurement TechnicianVerified November 11, 2026Verify RNIT2019223 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 Wonder Lake

Wonder Lake lies in McHenry County, where 35.1% of 6,474 radon tests reported to CDC (2017) were at or above 4 pCi/L, 1.4 points above Illinois pooled (33.7%), 48th of 70 Illinois counties with 30 or more tests.

Radon test figures for the county Wonder Lake lies in
CountyTestsAt or above 4 pCi/LMedianIllinois, pooledRank in the stateEPA zone
McHenry County6,47435.1%2.9 pCi/L33.7%48 of 70Zone 2

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 Wonder Lake

Around McHenry County, where Wonder Lake lies, the nearest Illinois counties with a CDC figure for 2017 run from 27.4% to 46.9% of tests at or above 4 pCi/L; the closest, Boone County, is 19 miles away at 46.9%.

The nearest Illinois counties to McHenry County with 30 or more tests, 2017
CountyDistanceTestsAt or above 4 pCi/LMedian
Boone County19 mi52546.9%3.4 pCi/L
Lake County23 mi13,05027.4%2.4 pCi/L
Kane County27 mi8,68236.6%2.8 pCi/L
DeKalb County34 mi1,70741.1%3.3 pCi/L
Winnebago County36 mi2,70334.9%2.9 pCi/L
DuPage County38 mi19,40133.7%2.7 pCi/L

Nearby

Radon professionals nearest Wonder Lake

More radon professionals in Wonder LakeMore radon professionals in Illinois

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