45%tests ≥ 4 pCi/L
1,192tests on record
3.5median pCi/L
Zone 2EPA zone (1993 prediction)

Test results in Wood County

ResultShareEPA guidance
Below 2 pCi/L30%Below EPA's levels
2 to 4 pCi/L25%Consider fixing
4 pCi/L or more45%EPA recommends fixing

What the data shows

Where Wood County sits among Ohio's 88 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%80%

How Wood County compares

Wood County ranks 6 of 8 among its neighboursShare of tests at or above 4 pCi/L · Radon test results from laboratories, 2008–2017 · whisker: 95% range
Henry County62%Putnam County60%Sandusky County59%Seneca County59%Hancock County46%Wood County45%Ottawa County40%Lucas County40%Ohio 52%
Data table
AreaTests ≥ 4 pCi/LTests
Henry County62%34
Putnam County60%94
Sandusky County59%649
Seneca County59%540
Hancock County46%1,382
Wood County45%1,192
Ottawa County40%541
Lucas County40%1,381
Ohio (88 counties)52%98,840

Same source as Wood County.

What it means for your home

About 1 in 2 results in Wood 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: 1,192. 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