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RADON411

Radon testing in Sherwood, Oregon

Radon testers with an address in Sherwood, with the licenses on file for each.

Sherwood, OR at a glance

  • Businesses listed

    2

    Sherwood
    2
    Beaverton
    4

    By each business's listed address

  • Listed for testing

    2

    100% of listings

    Testing
    2
    Mitigation
    0

    A business can be listed for both

  • Share at 4+ pCi/L

    11.4%

    7.5 pts below OR

    Washington
    11.4%
    Oregon
    18.9%

    Washington, 10th of 14 in OR, 2023

  • EPA radon zone

    Zone 2

    Moderate potential

    1. 1
    2. Zone 2
    3. 3

    1 highest, 3 lowest

    Washington County, where Sherwood is

Professionals in Sherwood

Oregon licensing and every city

2 professionals in Sherwood, Oregon.

Radon levels in Sherwood

Read a result for Sherwood

Starts at Washington County's median, 1.3 pCi/L

1.3pCi/L

EPA’s own thresholds; the figures are the area’s, never this home’s.

EPA’s reading of 1.3 pCi/L

Below 2 pCi/L

  1. Under 20 to 1.9 pCi/L
  2. 2 to 4consider a fix
  3. 4 and aboveEPA says fix it

This result is below 2 pCi/L, the level at which EPA says a fix should be considered. Washington County's median reported result, 2023.

Interpret this reading

Sherwood lies in Washington County, where 11.4% of 396 radon tests reported to CDC (2023) were at or above 4 pCi/L, 7.5 points below Oregon pooled (18.9%), 10th of 14 Oregon counties with 30 or more tests.

Radon test figures for the county Sherwood lies in
CountyTestsAt or above 4 pCi/LMedianOregon, pooledRank in the stateEPA zone
Washington County39611.4%1.3 pCi/L18.9%10 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.

Around Washington County, where Sherwood lies, the nearest Oregon counties with a CDC figure for 2023 run from 10.1% to 39.0% of tests at or above 4 pCi/L; the closest, Yamhill County, is 25 miles away at 21.2%.

The nearest Oregon counties to Washington County with 30 or more tests, 2023
CountyDistanceTestsAt or above 4 pCi/LMedian
Yamhill County25 mi3321.2%1.6 pCi/L
Multnomah County33 mi79227.8%2.0 pCi/L
Polk County48 mi7910.1%1.4 pCi/L
Clackamas County50 mi32115.9%1.6 pCi/L
Marion County52 mi19416.0%1.4 pCi/L
Hood River County70 mi4139.0%2.2 pCi/L

Cities near Sherwood

Every city in Oregon with listed radon professionals

Listings come from state licensing registries.

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