0%tests ≥ 4 pCi/L
32tests on record
0.9median pCi/L
Zone 3EPA zone (1993 prediction)

Test results in Wicomico County

ResultShareEPA guidance
Below 2 pCi/L84%Below EPA's levels
2 to 4 pCi/L16%Consider fixing
4 pCi/L or more0%EPA recommends fixing

What the data shows

Where Wicomico County sits among Maryland's 24 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 Wicomico County compares

Wicomico County ranks 3 of 5 among its neighboursShare of tests at or above 4 pCi/L · Radon test results from laboratories, 2008–2017 · whisker: 95% range
Dorchester County17%Sussex County, Delaware10%Wicomico County0%Somerset County0%Worcester County0%Maryland 24%
Data table
AreaTests ≥ 4 pCi/LTests
Dorchester County17%6
Sussex County, Delaware10%451
Wicomico County0%32
Somerset County0%2
Worcester County0%7
Maryland (24 counties)24%47,941

Same source as Wicomico County.

What it means for your home

About 1 in 100 results in Wicomico 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: 32. 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