Listed for: TestingMitigation
Verified:Iowa state license
ProfessionalsBusiness profile
Spirit Lake, Iowa. Testing and mitigation
2 Iowa state licenses verified against the Iowa Department of Health and Human Services, Bureau of Radiological Health list, last checked November 3, 2026.
2 Iowa state licenses not on the latest list read.
Credentials
4 credentials are on file for this business, each exactly as the issuer's list printed it.
Issued by the Iowa Department of Health and Human Services, Bureau of Radiological Health, not by NRPP or NRSB. Radon411 last checked the list on November 3, 2026. No expiry date is on the record.
| License | Number | Status on the list | Verified | Check with the issuer |
|---|---|---|---|---|
| Mitigation license | No. RNMIT10146 | Not on the state list read 2026-10-04 | Not on the latest list | Verify RNMIT10146 with the Iowa Department of Health and Human Services, Bureau of Radiological Health (opens in a new tab) |
| Mitigation license | No. RNMIT10148 | Credentialed Radon Mitigation Specialist | Verified November 3, 2026 | Verify RNMIT10148 with the Iowa Department of Health and Human Services, Bureau of Radiological Health (opens in a new tab) |
| Testing license | No. RNTST10292 | Not on the state list read 2026-10-04 | Not on the latest list | Verify RNTST10292 with the Iowa Department of Health and Human Services, Bureau of Radiological Health (opens in a new tab) |
| Testing license | No. RNTST10294 | Certified Radon Measurement Specialist | Verified November 3, 2026 | Verify RNTST10294 with the Iowa Department of Health and Human Services, Bureau of Radiological Health (opens in a new tab) |
Iowa's radon program says the state licenses or certifies radon professionals.
Iowa HHS Radon Program, Iowa Department of Health and Human Services, (515) 281-4928.
What Iowa requires, in its program’s own words, and how to check a credential
Local radon figures
Spirit Lake lies in Dickinson County, where 70.3% of 831 radon tests reported to CDC (2008 to 2017, laboratory) were at or above 4 pCi/L, 11.8 points above Iowa pooled (58.5%), 28th of 99 Iowa 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.
Around Dickinson County, where Spirit Lake lies, the nearest Iowa counties with a CDC figure for 2008 to 2017, laboratory run from 67.2% to 81.7% of tests at or above 4 pCi/L; the closest, Clay County, is 20 miles away at 79.4%.
Nearby
Listed for: TestingMitigation
Verified:Iowa state license
Listed for: Testing
Verified:Iowa state license
Listed for: Mitigation
Verified:Iowa state license
Listed for: TestingMitigation
Verified:Iowa state license
Listed for: Testing
Verified:Iowa state license
Listed for: Mitigation
Verified:Iowa state license
More radon professionals in Spirit LakeMore radon professionals in Iowa
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