52%tests ≥ 4 pCi/L
186tests on record
4.0median pCi/L
Zone 1EPA zone (1993 prediction)

Test results in Barren County

ResultShareEPA guidance
Below 2 pCi/L23%Below EPA's levels
2 to 4 pCi/L26%Consider fixing
4 pCi/L or more52%EPA recommends fixing

What the data shows

Where Barren County sits among Kentucky's 120 counties with dataEach dot is a county's share of tests at or above 4 pCi/L · Radon test results from laboratories, 2008–2017
0%20%40%60%

How Barren County compares

Barren County ranks 4 of 7 among its neighboursShare of tests at or above 4 pCi/L · Radon test results from laboratories, 2008–2017 · whisker: 95% range
Hart County65%Warren County62%Monroe County53%Barren County52%Metcalfe County45%Allen County29%Edmonson County21%Kentucky 44%
Data table
AreaTests ≥ 4 pCi/LTests
Hart County65%84
Warren County62%1,624
Monroe County53%87
Barren County52%186
Metcalfe County45%33
Allen County29%58
Edmonson County21%62
Kentucky (120 counties)44%28,793

Same source as Barren County.

What it means for your home

More than half of all results in Barren County were at or above 4 pCi/L, where the EPA recommends a fix. Only a test shows your own home's level.

Levels in pCi/L from the EPA. The WHO reference level is 100 Bq/m³, about 2.7 pCi/L.

Test your home

Start with a short-term test (2–90 days) and confirm a result of 4 pCi/L or more with a second test. EPA guide

Sponsored: we earn a commission on purchases through these links. We haven't tested Airthings monitors yet.

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Fixing high radon

No local job records yet. National range: $800–$2,500, average $1,200 (EPA, 2003). Cost guide →

About this data

Source: Radon test results from laboratories (CDC Environmental Public Health Tracking Network). Period: 2008–2017. Tests: 186. Read the methodology →

These are voluntary and real-estate tests, not a random sample of homes, so they describe tested homes rather than every home.

About this page

Published by Ray Roman, editor of Radon by County. Figures are loaded from the cited source and spot-checked against it. Editorial policy · About us