23%tests ≥ 4 pCi/L
103tests on record
1.7median pCi/L
Zone 2EPA zone (1993 prediction)

Test results in Matanuska-Susitna Borough

ResultShareEPA guidance
Below 2 pCi/L52%Below EPA's levels
2 to 4 pCi/L24%Consider fixing
4 pCi/L or more23%EPA recommends fixing

What the data shows

How Matanuska-Susitna Borough compares

Matanuska-Susitna Borough 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
Southeast Fairbanks CA40%Kenai Peninsula Borough25%Matanuska-Susitna Borough23%Anchorage Muny7%Valdez-Cordova CA0%Alaska 18%
Data table
AreaTests ≥ 4 pCi/LTests
Southeast Fairbanks CA40%10
Kenai Peninsula Borough25%32
Matanuska-Susitna Borough23%103
Anchorage Muny7%428
Valdez-Cordova CA0%3
Alaska (9 counties)18%830

Same source as Matanuska-Susitna Borough. Other bordering counties: Bethel CA, Denali Borough, Yukon-Koyukuk CA.

What it means for your home

About 1 in 4 results in Matanuska-Susitna Borough 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: 103. 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