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NRPP Certified
AARST Member
High Radon Risk (EPA Zone 1)
Swat Environmental
Andreas Johnsen, NRPP #18852
West Salem, Ohio
Certifications
✓
AARST Member
Member of the American Association of Radon Scientists and Technologists.
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Radon Mitigation
Certified to install radon mitigation systems in residential buildings.
About Radon in West Salem, Ohio
Ohio is in EPA Radon Zone 1. Homes in this area have a high probability of elevated radon levels above 4 pCi/L. The EPA strongly recommends testing all homes and mitigating when levels are elevated.
Quick Facts
NRPP ID#18852
LocationWest Salem, OH
Certifications2
EPA ZoneZone 1