Saint John, IN Radon Mitigation and Testing
Positioned in northwest Indiana's Lake County within the Chicago Metro area, Saint John shows an average radon level of 4.0 pCi/L based on limited testing. This reading sits right at the EPA action threshold, indicating the importance of additional testing across the 46373 zip code. The area's glacial till deposits from the Wisconsin glaciation create soil conditions highly favorable for radon gas production, and the community's predominantly single-family homes with full basements provide enclosed spaces where radon can accumulate.
Based on 1 user-submitted radon test for homes in Saint John, IN. The EPA recommends taking action at or above 4.0 pCi/L.
Saint John, IN Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Saint John, IN Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Saint John, Indiana Radon Levels
User-submitted radon test readings from homes in the Saint John area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 4 pCi/L | Saint John, IN | 0-20 Years | No Basement/All Slab | Dec 2017 |
Have a radon test result for Saint John? Submit your reading to help other homeowners.
Saint John Radon Facts
Key details about the radon risk profile for Saint John and the 46373 zip code area.
Saint John and the 46373 zip code are located in Lake County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.
Radon FAQ for Saint John, IN
What is the average radon level in Saint John, IN?
What EPA Radon Zone is Saint John in?
How much does radon mitigation cost in Saint John?
Should I test for radon if I'm buying a home in Saint John?
Most Active Radon Markets in Indiana
Cities with the most user-submitted radon test data in the state.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Bloomington | 8.14 pCi/L | 7 |
| Kokomo | 7.40 pCi/L | 5 |
| Lafayette | 15.00 pCi/L | 3 |
| Valparaiso | 10.00 pCi/L | 3 |
| Avon | 6.00 pCi/L | 3 |
| West Lafayette | 10.50 pCi/L | 2 |
| Dyer | 9.50 pCi/L | 2 |
| Columbus | 7.50 pCi/L | 2 |
| Noblesville | 7.00 pCi/L | 2 |
| Westfield | 7.00 pCi/L | 2 |
| Fishers | 6.50 pCi/L | 2 |
| Corydon | 6.00 pCi/L | 2 |
| Warsaw | 5.50 pCi/L | 2 |
| Indianapolis | 4.00 pCi/L | 2 |
| Newburgh | 8.00 pCi/L | 1 |
| Logansport | 7.00 pCi/L | 1 |
| Terre Haute | 5.00 pCi/L | 1 |
| Muncie | 4.00 pCi/L | 1 |
| Brownsburg | No submissions | 0 |