C & S Companies
Syracuse, NY
Listed for: TestingMitigation
Licenses on file: see the profile
Locations and reports
EPA puts Onondaga County, where Syracuse is, in Zone 1, its highest radon zone. Homes with elevated levels occur in all three zones, so only a test measures yours.
Data checked By Radon411Methodology
The data
Syracuse, What is published
Radon data is published by county, not by city
Radon data is published by county, not by city. EPA assigns radon zones to counties, and CDC publishes radon test figures by county. Neither publishes a figure for Syracuse, so every radon figure on this page belongs to a county and is labelled with it. Only a test tells you about one home.
Onondaga County has an EPA zone and its own CDC test figures, shown below. About 144,896 people live in Syracuse.
Syracuse, Counties
Each county's own EPA zone and its own published CDC figures for 2023, the newest period any of them has. A county without a figure for that period is shown without one, never with a figure from another year.
Onondaga CountyZone 1Highest predicted potential
The median reported pre-mitigation result for 2023 was 2.5 pCi/L in Onondaga County.
CDC counts radon tests that were reported to it, not homes, and figures from few tests can swing widely from year to year. Each county’s report has its full history.
Predicted: EPA Map of Radon Zones, by county. Measured: CDC tracking data, by county, 2023.
Radon Action Brief
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Local help
Syracuse, Professionals
Businesses whose listed city is Syracuse, from the state registries and listings in the Radon411 directory, with the same business and certification status the directory shows.
Radon professionals listed in Syracuse: 1 of 3
3 listings with Syracuse as the city. See radon mitigation and testing in Syracuse, or all radon professionals in New York.
Syracuse, Local resources
Who to ask in New York: its radon program, test kits and professionals.
Providing patients with information about how low-cost test kits may be obtained from the Radon Program.
NYS does not certify or license radon testers.
What it means
Syracuse, Questions
EPA's Map of Radon Zones classifies counties, not cities. Onondaga County is in Zone 1 (highest predicted potential). A zone is a prediction for a whole county and never tells you the level in one home.
For 2023, the share of radon tests reported to CDC that were at or above 4 pCi/L was 32.6% in Onondaga County (224 tests). Each is that county's own figure, counting tests reported to CDC, not homes. Radon411 does not average or combine them into a figure for the city.
Yes. Testing is the only way to know the radon level in a specific building. EPA recommends fixing a home when the radon level is 4 pCi/L or higher. EPA recommends considering a fix when the level is between 2 and 4 pCi/L. How to test a home.
The answers use the published figures of Onondaga County, the county Syracuse lies in.
Explore
Syracuse, Next steps
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