Mount Morris, IL Radon Levels
Check local Mount Morris radon levels and find certified testing and mitigation professionals to keep your home safe
Mount Morris, IL Radon Facts
Positioned in Ogle County in northern Illinois, Mount Morris shows an average radon level of 4.0 pCi/L, right at the EPA action threshold. This community sits within Illinois's glacial till region where Wisconsin-era deposits over limestone bedrock create moderate-to-high radon potential. Homes in zip code 61054 reflect the area's typical Midwest construction with full basements, providing the enclosed below-grade spaces where radon readily accumulates and making testing essential for homeowner safety.
Based on 1 user-submitted radon test for homes in Mount Morris, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Mount Morris, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Mount Morris?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Ogle County Pros
Mount Morris, IL Radon Levels
User-submitted radon test readings from homes in the Mount Morris area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Mount Morris, IL | 51-99 Years | Partial Basement |
Have a radon test result for Mount Morris? Submit your reading to help other homeowners.
Radon Readings Near Mount Morris, IL
Compare radon levels in Mount Morris with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Byron | 10.3 mi | 11.50 pCi/L | 2 |
| Stillman Valley | 13.5 mi | 5.00 pCi/L | 1 |
| Dixon | 14.1 mi | 14.00 pCi/L | 2 |
| Ashton | 17.2 mi | 4.00 pCi/L | 1 |
| Pecatonica | 18.3 mi | 11.00 pCi/L | 1 |
| Freeport | 20.1 mi | 3.67 pCi/L | 3 |
| Lanark | 20.3 mi | 12.00 pCi/L | 3 |
| Rochelle | 20.4 mi | 13.00 pCi/L | 1 |
Ogle County Radon Profile
Because of its underlying geology, Ogle 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 4 cities in Ogle County average 9.00 pCi/L across 5 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 Ogle County home regardless of zone or a neighbor's results.