City Guides
Radon Mitigation by City
Comprehensive radon mitigation guides for high-density markets. Learn about local geology, costs, certification requirements, and find certified mitigators.
Philadelphia, PA
Pennsylvania is EPA Radon Zone 1. Philadelphia homes often test 4-15 pCi/L. Find certified mitigators nearby.
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Charlotte, NC
North Carolina Piedmont homes often test elevated for radon. Charlotte averages 4-12 pCi/L. Find mitigation help here.
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Minneapolis, MN
Minnesota is EPA Radon Zone 1. Minneapolis has state radon disclosure laws. Typical homes test 4-18 pCi/L.
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Newark, NJ
New Jersey requires radon testing for real estate sales. Newark homes test 3-10 pCi/L. Find certified mitigators.
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Chicago, IL
Illinois is EPA Radon Zone 1. Chicago homes average 4-20 pCi/L. Find certified mitigators in Cook County.
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Denver, CO
Colorado is EPA Radon Zone 1. Denver homes average 5-20 pCi/L. Find certified mitigators near you.
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Indianapolis, IN
Indiana is EPA Radon Zone 1. Indianapolis homes are in the 2nd-highest market. Find certified mitigators here.
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Cleveland, OH
Ohio is EPA Radon Zone 1. Cleveland homes test 4-20 pCi/L. Find NRPP-certified radon mitigators in Cuyahoga County.
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Columbus, OH
Franklin County is EPA Radon Zone 1. Columbus homes average 5-18 pCi/L. Find certified radon mitigators near you.
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Pittsburgh, PA
Pittsburgh is one of the highest-radon cities in America. Homes average 8-25 pCi/L. Find certified mitigators in Allegheny County.
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Detroit, MI
Michigan is EPA Radon Zone 1. Detroit metro homes test 4-15 pCi/L. Find certified mitigators in Wayne and Oakland Counties.
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Kansas City, MO
Missouri is EPA Radon Zone 1 in the north. Kansas City homes test 4-16 pCi/L. Find certified mitigators in Jackson County.
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Des Moines, IA
Iowa has the highest average radon in the US at 8.5 pCi/L. Des Moines homes regularly test 8-30 pCi/L. Find certified mitigators.
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Omaha, NE
Nebraska is EPA Radon Zone 1. Omaha homes average 5-18 pCi/L. Find certified radon mitigators in Douglas County.
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Milwaukee, WI
Wisconsin is EPA Radon Zone 1. Milwaukee homes test 4-15 pCi/L. Find NRPP-certified radon mitigators in Milwaukee County.
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St. Louis, MO
St. Louis area homes test 4-14 pCi/L. Missouri Zone 1 counties surround the metro. Find certified radon mitigators.
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Cincinnati, OH
Hamilton County is EPA Radon Zone 1. Cincinnati homes test 4-18 pCi/L. Find certified radon mitigators near you.
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Louisville, KY
Kentucky is EPA Radon Zone 1 in the north. Louisville homes test 4-15 pCi/L. Find certified radon mitigators.
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Akron, OH
Summit County is EPA Radon Zone 1. Akron homes test 5-20 pCi/L. Find certified radon mitigators in Northeast Ohio.
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Grand Rapids, MI
West Michigan is EPA Radon Zone 1. Grand Rapids homes test 4-15 pCi/L. Find certified radon mitigators in Kent County.
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Allentown, PA
The Lehigh Valley sits on the Reading Prong — one of the highest-radon formations in the US. Homes test 10-40 pCi/L.
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