Holts Summit, MO Radon Levels
Check local Holts Summit radon levels and find certified testing and mitigation professionals to keep your home safe
Holts Summit, MO Radon Facts
Holts Summit in Callaway County shows an average radon level of 4.0 pCi/L, exactly at the EPA action threshold where mitigation consideration becomes important for homeowner safety. This Jefferson City Metro community in zip code 65043 sits on Missouri River bluff formations of Ordovician limestone and dolomite, geological conditions that can concentrate radon gas in residential foundations. Given this threshold reading, professional testing and potential mitigation consultation should be priorities for area residents.
Based on 1 user-submitted radon test for homes in Holts Summit, MO. The EPA recommends taking action at or above 4.0 pCi/L.
Holts Summit, MO Radon Mitigation
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Holts Summit, MO Radon Levels
User-submitted radon test readings from homes in the Holts Summit area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Holts Summit, MO | 0-20 Years | Full Basement |
Have a radon test result for Holts Summit? Submit your reading to help other homeowners.
Radon Readings Near Holts Summit, MO
Compare radon levels in Holts Summit with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Jefferson City | 6.6 mi | 6.00 pCi/L | 1 |
| Columbia | 23.0 mi | 3.00 pCi/L | 2 |
| Hallsville | 33.2 mi | 5.00 pCi/L | 2 |
| Mexico | 39.1 mi | 4.00 pCi/L | 1 |
| Boonville | 40.5 mi | 4.00 pCi/L | 1 |
| Gravois Mills | 46.2 mi | 7.00 pCi/L | 1 |
| New Haven | 48.1 mi | 5.00 pCi/L | 1 |
| Sunrise Beach | 49.0 mi | 5.00 pCi/L | 2 |
Callaway County Radon Profile
EPA mapping assigns Callaway County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 1 city in Callaway County average 4.00 pCi/L across 1 test — 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 Callaway County home regardless of zone or a neighbor's results.