Shafer, MN Radon Levels

Q: What EPA Radon Zone is Shafer in?

Shafer is in Chisago County, EPA Zone 2.

Q: Why are radon readings shown from areas near Shafer?

No homeowner radon tests have been submitted for Shafer yet, so readings from the closest cities and the Chisago County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Shafer?

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

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

Shafer, MN Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Chisago County, MN

Zip Code 55074

Rural Chisago County is home to this small Minnesota community, located within the Twin Cities metro area where glacial lake deposits and underlying Paleozoic bedrock create conditions favorable for radon accumulation. The area's housing includes both historic farmsteads and newer rural residential properties, most featuring full basements typical of Minnesota construction. Although comprehensive testing data for zip code 55074 remains limited, the region's geological characteristics make radon testing a wise precaution for all area homeowners.

4.50

pCi/L area average

Above EPA Action Level

Chisago County average: 4.50 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Shafer 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+

Shafer, 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 Shafer, MN

No homeowner tests have been submitted for Shafer 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
Forest Lake	12.1 mi	4.00 pCi/L	1
Harris	21.3 mi	4.00 pCi/L	1
Rush City	24.7 mi	5.00 pCi/L	1
Lake Elmo	26.1 mi	4.00 pCi/L	1
Anoka	32.4 mi	5.00 pCi/L	1
Saint Paul	32.8 mi	8.40 pCi/L	5
Champlin	32.9 mi	5.00 pCi/L	2
Minneapolis	37.1 mi	5.00 pCi/L	2

Chisago County Radon Profile

Chisago County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. Homeowner-submitted tests from 2 cities in Chisago County average 4.50 pCi/L across 2 tests — 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 Chisago County.

Radon FAQ for Shafer, MN

What EPA Radon Zone is Shafer in?

Shafer and the 55074 zip code are in Chisago County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

Why are radon readings shown from areas near Shafer?

No homeowner radon tests have been submitted for Shafer yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Chisago County average—are the best available indicator of local conditions until Shafer 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 Shafer?

Radon mitigation in Shafer 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 Shafer?

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.