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Environmental Doctor

Dayton, Ohio. Testing and mitigation

12 Ohio state licenses verified against the Ohio Department of Health, Radon Education and Licensing Program list, last checked November 3, 2026.

Call Environmental Doctor at (937) 433-5202Visit website of Environmental Doctor (opens in a new tab)

Credentials

Licenses and certifications

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

Ohio state licenses (12)

Issued by the Ohio Department of Health, Radon Education and Licensing Program, not by NRPP or NRSB. Radon411 last checked the list on November 3, 2026.

LicenseNumberStatus on the listExpiresVerifiedCheck with the issuer
Mitigation licenseNo. RC98Ohio licensed radon mitigation contractorExpires April 29, 2027Verified November 3, 2026Verify RC98 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Mitigation licenseNo. RS189Ohio licensed radon mitigation specialistExpires April 29, 2027Verified November 3, 2026Verify RS189 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Mitigation licenseNo. RS253Ohio licensed radon mitigation specialistExpires June 24, 2028Verified November 3, 2026Verify RS253 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Mitigation licenseNo. RS306Ohio licensed radon mitigation specialistExpires June 10, 2027Verified November 3, 2026Verify RS306 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Mitigation licenseNo. RS524Ohio licensed radon mitigation specialistExpires June 21, 2028Verified November 3, 2026Verify RS524 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Mitigation licenseNo. RS530Ohio licensed radon mitigation specialistExpires September 18, 2028Verified November 3, 2026Verify RS530 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Mitigation licenseNo. RS589Ohio licensed radon mitigation specialistExpires August 26, 2027Verified November 3, 2026Verify RS589 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Mitigation licenseNo. RS653Ohio licensed radon mitigation specialistExpires May 26, 2027Verified November 3, 2026Verify RS653 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Mitigation licenseNo. RS679Ohio licensed radon mitigation specialistExpires March 18, 2028Verified November 3, 2026Verify RS679 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Mitigation licenseNo. RS768Ohio licensed radon mitigation specialistExpires June 16, 2028Verified November 3, 2026Verify RS768 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Testing licenseNo. RT1886Ohio licensed radon testerExpires December 14, 2026Verified November 3, 2026Verify RT1886 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)
Testing licenseNo. RT2100Ohio licensed radon testerExpires October 28, 2027Verified November 3, 2026Verify RT2100 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab)

Licensing in Ohio

Ohio's radon program says the state licenses or certifies radon professionals.

Radon Education and Licensing Program, Ohio Department of Health, 614-728-0272.

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

Local radon figures

Radon in Dayton

Dayton lies mostly in Montgomery County, where 50.3% of 2,922 radon tests reported to CDC (2008 to 2017, laboratory) were at or above 4 pCi/L, 2.0 points below Ohio pooled (52.3%), 46th of 79 Ohio counties with 30 or more tests.

Radon test figures for the counties Dayton lies in
CountyShare of DaytonTestsAt or above 4 pCi/LMedianOhio, pooledRank in the stateEPA zone
Montgomery County100%2,92250.3%4.0 pCi/L52.3%46 of 79Zone 1
Greene CountyUnder 0.1%2,60258.6%4.9 pCi/L52.3%32 of 79Zone 1

Shares of tests people chose to run and report, by county (2008 to 2017, laboratory); the state's is its counties' counts added up, calculated by Radon411. Only a test measures a home.

The counties around Dayton

Around Montgomery County, one of the counties Dayton lies in, the nearest Ohio counties with a CDC figure for 2008 to 2017, laboratory run from 52.5% to 65.2% of tests at or above 4 pCi/L; the closest, Preble County, is 19 miles away at 62.7%.

The nearest Ohio counties to Montgomery County with 30 or more tests, 2008 to 2017, laboratory
CountyDistanceTestsAt or above 4 pCi/LMedian
Preble County19 mi21262.7%5.5 pCi/L
Miami County21 mi69065.2%6.1 pCi/L
Warren County24 mi2,51252.5%4.2 pCi/L
Butler County27 mi1,95354.3%4.4 pCi/L
Clark County29 mi1,44757.5%4.9 pCi/L
Darke County31 mi27063.7%5.6 pCi/L

Nearby

Other radon professionals in Dayton

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