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RADON411

Radon mitigation and testing in Philadelphia, Pennsylvania

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

Philadelphia, PA at a glance

  • Businesses listed

    3

    Philadelphia
    3
    Brookhaven
    1

    By each business's listed address

  • Listed for testing

    2

    67% of listings

    Testing
    2
    Mitigation
    1

    A business can be listed for both

  • State license on file

    3

    100% of listings

    State license
    3
    NRPP
    0

    As each issuer's own record shows it

  • Share at 4+ pCi/L

    10.6%

    19.7 pts below PA

    Philadelphia
    10.6%
    PA
    30.3%

    Philadelphia, 63rd of 63 in PA, 2020

  • EPA radon zone

    Zone 3

    Low potential

    1. 1
    2. 2
    3. Zone 3

    1 highest, 3 lowest

    Philadelphia County, where Philadelphia is

Professionals in Philadelphia

Pennsylvania licensing and every city

3 professionals in Philadelphia, Pennsylvania.

On this page: 1 mitigation, 2 testing

Mitigation 1

Testing 2

Radon levels in Philadelphia

Read a result for Philadelphia

Starts at Philadelphia County's median, 1.7 pCi/L

1.7pCi/L

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

EPA’s reading of 1.7 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. Philadelphia County's median reported result, 2020.

Interpret this reading

Philadelphia lies in Philadelphia County, where 10.6% of 8,442 radon tests reported to CDC (2020) were at or above 4 pCi/L, 19.7 points below Pennsylvania pooled (30.3%), 63rd of 63 Pennsylvania counties with 30 or more tests.

Radon test figures for the county Philadelphia lies in
CountyTestsAt or above 4 pCi/LMedianPennsylvania, pooledRank in the stateEPA zone
Philadelphia County8,44210.6%1.7 pCi/L30.3%63 of 63Zone 3

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 Philadelphia County, where Philadelphia lies, the nearest Pennsylvania counties with a CDC figure for 2020 run from 14.7% to 39.8% of tests at or above 4 pCi/L; the closest, Delaware County, is 15 miles away at 14.7%.

The nearest Pennsylvania counties to Philadelphia County with 30 or more tests, 2020
CountyDistanceTestsAt or above 4 pCi/LMedian
Delaware County15 mi6,04114.7%1.8 pCi/L
Montgomery County19 mi10,50821.8%2.0 pCi/L
Bucks County23 mi7,06623.2%2.0 pCi/L
Chester County33 mi6,77024.0%2.0 pCi/L
Lehigh County48 mi3,10339.8%2.7 pCi/L
Berks County51 mi2,63239.6%2.9 pCi/L

Cities near Philadelphia

Every city in Pennsylvania with listed radon professionals

Listings come from state licensing registries.

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