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Radon Testing · Mankato, MN

Radon Testing in Mankato

Radon Testing in Mankato, MN by Closer Look Inspectors. A photo-mapped digital report within 24 hours.

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Mankato · Blue Earth County

Radon Testing in Mankato

Radon Testing in Mankato, Blue Earth County, by Closer Look Inspectors. Mankato is a Minnesota River valley city of historic neighborhoods and university-area housing.

Radon testing places an EPA-protocol continuous monitor on a home's lowest livable level to measure radon gas — and it matters across Minnesota, where more than two in five homes test above the action level.

Mankato is served by our Mankato team →  ·  (507) 721-3820  ·  Our Mankato radon testing notes →

Modern white farmhouse-style home with black windows and dark garage doors — Radon Testing in Mankato, MNMankato
Local housing

Homes in Mankato.

Mankato housing runs to 1880s-1920s Old Town and Lincoln Park homes on stone and block foundations, 1960s-80s hilltop ramblers and split-levels around the university, and newer subdivisions east toward Eagle Lake, across Old Town, Lincoln Park and the historic downtown blocks in the valley; the hilltop around Minnesota State University; and the newer east-side growth toward Eagle Lake, on the Minnesota River valley at the Blue Earth River confluence — bottomland with a flood history behind the floodwall, steep bluff slopes, and glacial till on the hilltop — and that mix shapes what a radon testing here needs to find.

Local conditions in Mankato

Out in Mankato, many properties sit beyond city sewer and water on private septic systems and wells, so we flag those for the specialized testing they deserve. Mankato sits in Blue Earth County, in EPA Radon Zone 1, and MDH reports more than two in five Minnesota homes have radon levels that pose a significant health risk. Finished basements concentrate radon, and only a 48-hour test tells you the number. Footings here must reach the 3-1/2-foot depth Minnesota Rules 1303.1600 set for the southern frost zone, and that annual freeze-thaw cycle is what drives the settlement cracks, frost heave and ice-dam wear that Mankato-area homes face.

Home inspection in Mankato →  ·  More about radon testing →

Questions

Common questions.

Is radon really a concern in Minnesota?
Yes. The Minnesota Department of Health reports that more than two in five Minnesota homes have radon levels that pose a significant health risk, and finished basements are where it concentrates.
How long does the test run?
A 48-hour minimum under closed-house conditions; the result is delivered with your inspection report.
What do Mankato home inspectors look for that a checklist misses?
It depends which Mankato you are buying in. In the valley — Old Town, Lincoln Park, downtown — it is stone and block foundations, knob-and-tube remnants, 60-amp services, cast-iron stacks and clay sewer laterals under century-old trees, which is why we recommend a sewer scope there. On the hilltop it is first-generation furnaces at end of life, slope drainage on walkout lots and campus conversions with amateur wiring. East toward Eagle Lake it is builder details on former farm ground. Blue Earth County is Radon Zone 1, so a 48-hour test rides along on most visits.
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