West Chester, PA Radon Mitigation and Testing
West Chester is located in Chester County, Pennsylvania. With 3 user-submitted readings averaging 6.70 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 19380 zip code.
Based on 3 user-submitted radon tests for homes in West Chester, PA. The EPA recommends taking action at or above 4.0 pCi/L.
West Chester, PA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
West Chester, PA Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
West Chester, Pennsylvania Radon Levels
User-submitted radon test readings from homes in the West Chester area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 5 pCi/L | West Chester, PA | 0-20 Years | Full Basement | Sep 2025 |
| 10 pCi/L | West Chester, PA | 100+ Years | Full Basement | May 2021 |
Have a radon test result for West Chester? Submit your reading to help other homeowners.
West Chester Radon Facts
Key details about the radon risk profile for West Chester and the 19380 zip code area.
West Chester and the 19380 zip code are located in Chester County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.
Radon FAQ for West Chester, PA
What is the average radon level in West Chester, PA?
What EPA Radon Zone is West Chester in?
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Most Active Radon Markets in Pennsylvania
Cities with the most user-submitted radon test data in the state.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| State College | 10.00 pCi/L | 14 |
| Chambersburg | 10.14 pCi/L | 7 |
| Easton | 12.33 pCi/L | 6 |
| Butler | 12.40 pCi/L | 5 |
| Dingmans Ferry | 5.80 pCi/L | 5 |
| Hanover | 14.00 pCi/L | 4 |
| Mechanicsburg | 13.75 pCi/L | 4 |
| Greenville | 10.75 pCi/L | 4 |
| Pittsburgh | 9.25 pCi/L | 4 |
| Albrightsville | 9.00 pCi/L | 4 |
| Philadelphia | 8.00 pCi/L | 4 |
| Lackawaxen | 15.33 pCi/L | 3 |
| York | 11.67 pCi/L | 3 |
| Elizabethtown | 9.67 pCi/L | 3 |
| Johnstown | 7.33 pCi/L | 3 |
| West Chester | 6.67 pCi/L | 3 |
| Danville | 5.67 pCi/L | 3 |
| Springfield | 5.67 pCi/L | 3 |
| East Stroudsburg | 5.00 pCi/L | 3 |
| Langhorne | 4.67 pCi/L | 3 |