26%tests ≥ 4 pCi/L
171tests on record
2.3median pCi/L
Zone 2EPA zone (1993 prediction)

Test results in Merrick County

ResultShareEPA guidance
Below 2 pCi/L43%Below EPA's levels
2 to 4 pCi/L30%Consider fixing
4 pCi/L or more26%EPA recommends fixing

What the data shows

Where Merrick County sits among Nebraska's 93 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 Merrick County compares

Merrick County has the lowest share of high results among its neighboursShare of tests at or above 4 pCi/L · Radon test results from laboratories, 2008–2017 · whisker: 95% range
Polk County77%Hamilton County75%Nance County61%Platte County51%Hall County37%Howard County32%Merrick County26%Nebraska 59%
Data table
AreaTests ≥ 4 pCi/LTests
Polk County77%188
Hamilton County75%366
Nance County61%171
Platte County51%981
Hall County37%1,245
Howard County32%114
Merrick County26%171
Nebraska (93 counties)59%42,782

Same source as Merrick County.

What it means for your home

About 1 in 4 results in Merrick 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: 171. 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