18%tests ≥ 4 pCi/L
168tests on record
2.1median pCi/L
Zone 2EPA zone (1993 prediction)

Test results in Boyd County

ResultShareEPA guidance
Below 2 pCi/L44%Below EPA's levels
2 to 4 pCi/L38%Consider fixing
4 pCi/L or more18%EPA recommends fixing

What the data shows

Where Boyd 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 Boyd County compares

Boyd County ranks 3 of 6 among its neighboursShare of tests at or above 4 pCi/L · Radon test results from laboratories, 2008–2017 · whisker: 95% range
Carter County32%Lawrence County, Ohio30%Boyd County18%Wayne County, West Virgin…16%Greenup County13%Lawrence County0%Kentucky 44%
Data table
AreaTests ≥ 4 pCi/LTests
Carter County32%41
Lawrence County, Ohio30%66
Boyd County18%168
Wayne County, West Virginia16%19
Greenup County13%104
Lawrence County0%9
Kentucky (120 counties)44%28,793

Same source as Boyd County.

What it means for your home

About 1 in 6 results in Boyd 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.

Prefer a digital monitor? See Airthings radon monitors, or enter code radonbycounty-10OFF at their discount store for 10% off.

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: 168. 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