Elk River, MN Radon Levels

Q: What EPA Radon Zone is Elk River in?

Elk River is in Sherburne County, EPA Zone 1.

Q: How much does radon mitigation cost in Elk River?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Check local Elk River radon levels and find certified testing and mitigation professionals to keep your home safe

Elk River, MN Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Sherburne County, MN

Zip Code 55330

Located in Sherburne County northwest of Minneapolis-St. Paul, Elk River represents a growing suburban community within Minnesota's EPA Zone 1 high-risk radon area. Testing data for zip code 55330 remains limited, making individual home assessment particularly important for residents. The area's glacial geography and expanding housing development, much of it featuring full basements, creates conditions where radon testing should be a priority for homeowners.

7.00

pCi/L area average

Above EPA Action Level

Sherburne County average: 7.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Elk River itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Elk River, MN Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Radon Readings Near Elk River, MN

No homeowner tests have been submitted for Elk River yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Big Lake	8.1 mi	7.00 pCi/L	1
Anoka	8.2 mi	5.00 pCi/L	1
Monticello	10.8 mi	10.00 pCi/L	1
Champlin	13.9 mi	5.00 pCi/L	2
Loretto	15.0 mi	6.00 pCi/L	1
Buffalo	16.5 mi	11.00 pCi/L	1
Delano	22.1 mi	5.00 pCi/L	1
Mound	26.2 mi	6.00 pCi/L	1

Sherburne County Radon Profile

The bedrock and soils beneath Sherburne County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 1 city in Sherburne County average 7.00 pCi/L across 1 test — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Sherburne County.

Radon FAQ for Elk River, MN

What EPA Radon Zone is Elk River in?

Elk River and the 55330 zip code are in Sherburne County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

Why are radon readings shown from areas near Elk River?

No homeowner radon tests have been submitted for Elk River yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Sherburne County average—are the best available indicator of local conditions until Elk River homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Elk River?

Radon mitigation in Elk River typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Elk River?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.