Loretto, MN Radon Levels

Q: What is the average radon level in Loretto, MN?

Based on 1 user-submitted tests, the average radon level is 6.00 pCi/L.

Q: What EPA Radon Zone is Loretto in?

Loretto is in Hennepin County, EPA Zone 1.

Q: How much does radon mitigation cost in Loretto?

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

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

Loretto, MN Radon Facts

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

County Hennepin County, MN

Zip Code 55357

Avg. User Level 6.00 pCi/L

User Tests 1

Situated in the Minneapolis-St. Paul Metro within Hennepin County, Loretto at zip code 55357 sits where glacial deposits over limestone bedrock can create elevated radon potential. While specific testing data for this community remains limited, Minnesota's geological conditions often produce readings that warrant attention. Homeowners in this area should test their properties, particularly those with full basements common to the region's housing stock.

6.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Loretto, MN. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Loretto, 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 Loretto, MN

No homeowner tests have been submitted for Loretto 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
Delano	8.1 mi	5.00 pCi/L	1
Buffalo	10.8 mi	11.00 pCi/L	1
Mound	11.6 mi	6.00 pCi/L	1
Monticello	14.6 mi	10.00 pCi/L	1
Champlin	14.7 mi	5.00 pCi/L	2
Excelsior	14.9 mi	13.00 pCi/L	1
Minnetonka	16.0 mi	5.00 pCi/L	1
Hopkins	16.3 mi	7.00 pCi/L	1

Hennepin County Radon Profile

Because of its underlying geology, Hennepin County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 8 cities in Hennepin County average 6.30 pCi/L across 10 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Hennepin County home regardless of zone or a neighbor's results.

Radon FAQ for Loretto, MN

What is the average radon level in Loretto, MN?

Based on 1 user-submitted test, the average radon level in Loretto is 6.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Loretto in?

Loretto and the 55357 zip code are in Hennepin 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.

How much does radon mitigation cost in Loretto?

Radon mitigation in Loretto 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 Loretto?

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.