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Radon in Queens County, New York

Queens County, New York, is in EPA radon Zone 3: predicted average indoor radon screening level less than 2 pCi/L (low potential). Radon laboratories reported 320 building tests here for 2008 to 2017: median 0.8 pCi/L, with 5.3% at or above EPA's 4 pCi/L action level (New York 24.2%, US 36.5%).

Zone 3
EPA radon zone (1993 county map)
0.8
median lab test, pCi/L (2008-2017)
5.3%
of lab tests at or above 4 pCi/L
320
buildings tested by labs, 2008-2017

Radon test results in Queens County

Radon test results on file for Queens County, NY, with state and national comparison
Test resultsPeriodTestsTypical result4 pCi/L or more
Radon testing laboratories2008-2017320median 0.8 pCi/L5.3%
New York radon program202311median 0.5 pCi/L9.1%
New York, all counties (labs)2008-201765,893n/a24.2%
United States (labs)2008-20171,408,802n/a36.5%

Test results describe buildings whose owners chose to test and whose results reached the lab or agency, not a random sample; small counts swing widely. State and US shares are computed from county counts and percents. The laboratory data comes from national radon testing laboratories and supplements EPA's zone map.

Radon in nearby counties

CountyEPA zoneLab tests4 pCi/L or more
Kings County, NYZone 34898.1%
New York County, NYZone 34987.1%
Bronx County, NYZone 31323.2%
Hudson County, NJZone 2n/an/a
Nassau County, NYZone 34835.2%
Richmond County, NYZone 323111.7%

The six counties with the nearest centers.

What to do about radon in Queens County

Test the building. EPA recommends fixing a home at 4 pCi/L or more and considering a fix between 2 and 4 pCi/L, and says there is no known safe level of exposure. The state health department runs the state's radon program.

Buying here? The Environmental Records Report lists this county's radon zone and test results with the flood zone, mapped faults, power lines and federal contamination records near the address.

Check one Queens County address

Environmental Records Report, $29. PDF and JSON, usually ready in about a minute.

HeritageDeed searches title in Queens County: Order a Queens title search, owner of record, deeds, mortgages and liens, $49 per report.

Radon in Queens County: questions

What is the radon level in Queens County?

The median of the 320 laboratory tests reported for Queens County (2008 to 2017) was 0.8 pCi/L, and 5.3% of them were at or above 4 pCi/L. These are results of tested buildings; a single home can be far above or below them.

Is Queens County in radon Zone 1?

No. EPA's 1993 map puts Queens County in Zone 3 (predicted average indoor radon screening level less than 2 pCi/L (low potential)). EPA says homes in every zone can have high radon and should be tested.

How does radon in Queens County compare with New York?

5.3% of laboratory tests in Queens County were at or above 4 pCi/L for 2008 to 2017, against 24.2% across New York (65,893 tests) and 36.5% nationally. 34 of New York's 62 counties are in Zone 1.

Should I test for radon in Queens County?

Yes. EPA recommends testing every home whatever its zone: "This map should not be used to determine if individual homes need to be tested." Fix the home at 4 pCi/L or more and consider a fix between 2 and 4 pCi/L; EPA says there is no known safe level of radon exposure.

More for Queens County

Other free hazard lookups

All of these, plus wetlands, FEMA hazard ratings and the federal contamination lists, are in the Environmental Records Report for any US address ($29).

Radon in every New York county · Radon map of every state

Data compiled 2026-10-20. County FIPS 36081. County-level screening information, not a radon measurement of any building.