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Four Walls Inc.

Sheridan, Oregon. Testing

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

Call Four Walls Inc. at (503) 575-5496

Credentials

Licenses and certifications

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

Licensing in Oregon

Ask Oregon Radon Awareness Program what it requires before you hire.

Oregon Radon Awareness Program, Oregon Health Authority.

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

Local radon figures

Radon in Sheridan

Sheridan lies in Yamhill County, where 21.2% of 33 radon tests reported to CDC (2023) were at or above 4 pCi/L, 2.3 points above Oregon pooled (18.9%), 4th of 14 Oregon counties with 30 or more tests.

Radon test figures for the county Sheridan lies in
CountyTestsAt or above 4 pCi/LMedianOregon, pooledRank in the stateEPA zone
Yamhill County3321.2%1.6 pCi/L18.9%4 of 14Zone 2

Shares of tests people chose to run and report, by county (2023); the state's is its counties' counts added up, calculated by Radon411. Only a test measures a home.

The counties around Sheridan

Around Yamhill County, where Sheridan lies, the nearest Oregon counties with a CDC figure for 2023 run from 8.3% to 27.8% of tests at or above 4 pCi/L; the closest, Polk County, is 23 miles away at 10.1%.

The nearest Oregon counties to Yamhill County with 30 or more tests, 2023
CountyDistanceTestsAt or above 4 pCi/LMedian
Polk County23 mi7910.1%1.4 pCi/L
Washington County25 mi39611.4%1.3 pCi/L
Marion County42 mi19416.0%1.4 pCi/L
Multnomah County49 mi79227.8%2.0 pCi/L
Lincoln County49 mi368.3%1.1 pCi/L
Benton County52 mi3215.6%0.9 pCi/L

Nearby

Radon professionals nearest Sheridan

More radon professionals in SheridanMore radon professionals in Oregon

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