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TRC…

Windsor, Connecticut. Laboratory

1 Pennsylvania state license verified against the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection list, last checked November 3, 2026.

Credentials

Licenses and certifications

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

These are Pennsylvania licenses, and the business address is in Connecticut.

Radon411 has no Connecticut record for this business. Before hiring it for a home in Connecticut, check what Connecticut asks for. What Connecticut requires

Pennsylvania state license (1)

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.

LicenseNumberStatus on the listVerifiedCheck with the issuer
Laboratory licenseNo. 2820DEP certified radon laboratoryVerified November 3, 2026Verify 2820 with the Pennsylvania Department of Environmental Protection, Bureau of Radiation Protection (opens in a new tab)

Licensing in Connecticut

Connecticut's radon program says the state does not license or certify radon professionals.

Radon Program, Department of Public Health, (860) 509-7300.

What Connecticut requires, in its program’s own words, and how to check a credential

Radon figures

Radon in Connecticut

CDC publishes radon testing by county, and Windsor is not a place its county figures resolve to, so the figures here are Connecticut's: pooled across 8 counties, 26.7% of the 25,634 radon tests reported to CDC, 2007 to 2016, laboratory, were at or above 4 pCi/L; 8 counties have 30 or more tests for that period.

Connecticut's highest and lowest counties by share of tests at or above 4 pCi/L, 2007 to 2016, laboratory
CountyTestsAt or above 4 pCi/L
Windham County1,30734.1%
Middlesex County1,60531.3%
Litchfield County1,60529.3%
Hartford County5,09921.1%
New Haven County5,01626.1%
Tolland County1,39926.4%

Connecticut radon levels by county

Nearby

Other radon professionals in Windsor and across Connecticut

More radon professionals in WindsorMore radon professionals in Connecticut

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