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Gray Ghost Construction

North Dakota. Testing and mitigation

No license or certification is on file for this business yet.

Credentials

Licenses and certifications

No license or certification is on file for this business yet.

Licensing in North Dakota

Ask North Dakota Department of Environmental Quality what it requires before you hire.

North Dakota's radon program, North Dakota Department of Environmental Quality, 701-328-5166.

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

Radon figures

Radon in North Dakota

This listing names no town, so the figures here are North Dakota's: pooled across 53 counties, 56.3% of the 6,733 radon tests reported to CDC, 2006 to 2015, laboratory, were at or above 4 pCi/L; 36 counties have 30 or more tests for that period.

North Dakota's highest and lowest counties by share of tests at or above 4 pCi/L, 2006 to 2015, laboratory
CountyTestsAt or above 4 pCi/L
Dunn County4580.0%
Benson County3479.4%
Walsh County15778.3%
Richland County13435.1%
Williams County28035.4%
Ward County62337.7%

North Dakota radon levels by county

Nearby

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More radon professionals in North Dakota

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