Radon in Swift County
High radon riskOver 2014-2023, 47.3% of Swift County homes tested came back at or above the 4 pCi/L action level, above the statewide figure of 35.9%. The median test result here was 4.3 pCi/L over 2010–2020 (statewide median: 3.1 pCi/L). About 30 Swift County properties were tested per year over that period. Roughly 50% of homes tested in this county came back at or above the 4 pCi/L action level.
| Tests at or above 2 pCi/L (2014-2023) | 70.5% (182 properties) |
| Tests at or above 4 pCi/L (2014-2023) | 47.3% (122 properties) |
| Median result (2010–2020) | 4.3 pCi/L |
| Average result (2010–2020) | 5.4 pCi/L |
| 95th percentile (2010–2020) | 16.4 pCi/L |
| Testing rate (2010–2020) | 61.8 per 10,000 properties per year |
Source: Minnesota Department of Health radon test data, last checked August 1, 2026. County numbers describe homes that happened to be tested, not yours; only a test can tell you your home's level.
The number that matters is your home's
A short-term charcoal kit costs about $10 to $30, and winter is the best season. County averages cannot tell you your basement reading.
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