9%tests ≥ 4 pCi/L
116tests on record
1.0median pCi/L
Zone 3EPA zone (1993 prediction)

Test results in Linn County

ResultShareEPA guidance
Below 2 pCi/L72%Below EPA's levels
2 to 4 pCi/L18%Consider fixing
4 pCi/L or more9%EPA recommends fixing

What the data shows

Where Linn County sits among Oregon's 34 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%10%20%30%40%50%

How Linn County compares

Linn 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
Marion County26%Polk County25%Benton County13%Linn County9%Lane County9%Deschutes County4%Jefferson County0%Oregon 25%
Data table
AreaTests ≥ 4 pCi/LTests
Marion County26%1,394
Polk County25%575
Benton County13%366
Linn County9%116
Lane County9%405
Deschutes County4%159
Jefferson County0%8
Oregon (34 counties)25%23,951

Same source as Linn County.

What it means for your home

About 1 in 11 results in Linn 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: 116. 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