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RADON411

Radon mitigation and testing in Williamsport, Pennsylvania

Testers and mitigation companies with an address in Williamsport, with the licenses on file for each.

Williamsport, PA at a glance

  • Businesses listed

    1

    Williamsport
    1
    Middleburg
    1

    By each business's listed address

  • Listed for testing

    1

    100% of listings

    Testing
    1
    Mitigation
    1

    A business can be listed for both

  • State license on file

    1

    100% of listings

    State license
    1
    NRPP
    0

    As each issuer's own record shows it

  • Share at 4+ pCi/L

    45.2%

    14.9 pts above PA

    Lycoming
    45.2%
    PA
    30.3%

    Lycoming, 13th of 63 in PA, 2020

  • EPA radon zone

    Zone 1

    Highest potential

    1. Zone 1
    2. 2
    3. 3

    1 highest, 3 lowest

    Lycoming County, where Williamsport is

Professionals in Williamsport

Pennsylvania licensing and every city

1 professional in Williamsport, Pennsylvania.

Radon levels in Williamsport

Read a result for Williamsport

Starts at Lycoming County's median, 3.5 pCi/L

3.5pCi/L

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

EPA’s reading of 3.5 pCi/L

Between 2 and 4 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 between 2 and 4 pCi/L. EPA recommends considering a fix when the level is between 2 and 4 pCi/L. Lycoming County's median reported result, 2020.

Interpret this readingWhat a fix costs

Williamsport lies in Lycoming County, where 45.2% of 562 radon tests reported to CDC (2020) were at or above 4 pCi/L, 14.9 points above Pennsylvania pooled (30.3%), 13th of 63 Pennsylvania counties with 30 or more tests.

Radon test figures for the county Williamsport lies in
CountyTestsAt or above 4 pCi/LMedianPennsylvania, pooledRank in the stateEPA zone
Lycoming County56245.2%3.5 pCi/L30.3%13 of 63Zone 1

Shares of tests people chose to run and report, by county (2020); the state's is its counties' counts added up, calculated by Radon411. Only a test measures a home.

Around Lycoming County, where Williamsport lies, the nearest Pennsylvania counties with a CDC figure for 2020 run from 29.0% to 54.1% of tests at or above 4 pCi/L; the closest, Union County, is 26 miles away at 44.5%.

The nearest Pennsylvania counties to Lycoming County with 30 or more tests, 2020
CountyDistanceTestsAt or above 4 pCi/LMedian
Union County26 mi18244.5%3.3 pCi/L
Sullivan County30 mi3129.0%2.0 pCi/L
Montour County30 mi12341.5%3.1 pCi/L
Clinton County31 mi13354.1%4.5 pCi/L
Tioga County31 mi16045.0%3.2 pCi/L
Northumberland County39 mi27549.8%3.9 pCi/L

Cities near Williamsport

Every city in Pennsylvania with listed radon professionals

Listings come from state licensing registries.

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