Listed for: Testing
Verified:Ohio state license
ProfessionalsBusiness profile
River City Measurements LLC
Marietta, Ohio. Mitigation
3 Ohio state licenses verified against the Ohio Department of Health, Radon Education and Licensing Program list, last checked November 3, 2026.
Credentials
Licenses and certifications
3 credentials are on file for this business, each exactly as the issuer's list printed it.
Ohio state licenses (3)
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.
| License | Number | Status on the list | Expires | Verified | Check with the issuer |
|---|---|---|---|---|---|
| Mitigation license | No. RC388 | Ohio licensed radon mitigation contractor | Expires September 21, 2028 | Verified November 3, 2026 | Verify RC388 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
| Mitigation license | No. RS621 | Ohio licensed radon mitigation specialist | Expires September 20, 2028 | Verified November 3, 2026 | Verify RS621 with the Ohio Department of Health, Radon Education and Licensing Program (opens in a new tab) |
| Mitigation license | No. RS622 | Ohio licensed radon mitigation specialist | Expires September 20, 2028 | Verified November 3, 2026 | Verify RS622 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 Marietta
Marietta lies in Washington County, where 38.1% of 349 radon tests reported to CDC (2008 to 2017, laboratory) were at or above 4 pCi/L, 14.2 points below Ohio pooled (52.3%), 68th of 79 Ohio counties with 30 or more tests.
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 Marietta
Around Washington County, where Marietta lies, the nearest Ohio counties with a CDC figure for 2008 to 2017, laboratory run from 31.0% to 58.3% of tests at or above 4 pCi/L; the closest, Noble County, is 22 miles away at 31.0%.
Nearby
Radon professionals nearest Marietta
Listed for: Testing
Verified:Ohio state license
Call Yeoman Home Inspections LLC at (740) 297-9947No website listedListed for: Mitigation
Verified:Ohio state license
Call Provent Radon Solutions LLC at (740) 255-2210No website listed- View profile for X-Rad Radon Services LLC
X-Rad Radon Services LLC
New Lexington, OH
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Verified:Ohio state license
Call X-Rad Radon Services LLC at (740) 683-9470No website listed Listed for: Testing
Verified:Ohio state license
Call Clear View Inspection Group at (614) 332-3987No website listed- View profile for Green Home Solutions of Pickerington OH
Green Home Solutions of Pickerington OH
Thornville, OH
Listed for: Testing
Verified:Ohio state license
More radon professionals in MariettaMore radon professionals in Ohio
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