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RadonVerdict

County evidence note

Radon zone and test data for Schenectady County, NY

County data can show why testing matters. It cannot tell you the radon level in a particular house. The only property-level answer comes from a valid test.

What the source supports

Schenectady County is a retest-and-watch market, not a dismiss-it market.

Schenectady County, NY is measurement-backed for 2015-2019. The measured average is 2.4 pCi/L, and 16.0% of reported results are at or above 4.0 pCi/L. The high-end signal reaches 17.7 pCi/L.

Source hierarchy: NY DOH is used for this county, with EPA zone and Census housing data kept as supporting context. NY DOH values are submitted residential tests; higher testing participation can make the volume signal especially useful for local context.

EPA map zone: Zone 2

The EPA map predicts broad county potential; it is not a measurement for an address.

Source: New York State Department of Health Residential Radon Test Data

Coverage: 2015-2019 ยท retrieved 2026-05-05

Open the original source

What to do with this information

  1. 1. Test the homeUse a valid device and record duration, placement, and conditions.
  2. 2. Interpret the resultTreat 4.0 pCi/L as the main action threshold and preserve the testing context.
  3. 3. Use qualified helpFor testing or mitigation, use state requirements and recognized proficiency programs.

Evidence profile for Schenectady County

Reported average2.4 pCi/L
At or above 4.016.0%
Source test volume47.4 avg/year
Comparison cohort62

NY DOH values are submitted residential tests; higher testing participation can make the volume signal especially useful for local context.

Nearby comparison: Closest counties by county average: Monroe County (2.4 pCi/L) is just lower, and Montgomery County (2.7 pCi/L) is just higher.

Editorial and Data Transparency

Author
RadonVerdict (Independent public-data software project)
Evidence Review
Official and primary sources cited below
Data Retrieved At
2026-02-24

Primary Sources