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Harrison, OH Radon Levels

Check local Harrison radon levels and find certified testing and mitigation professionals to keep your home safe


Harrison, OH Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Hamilton County, OH
Zip Code 45030
Avg. User Level 5.00 pCi/L
User Tests 1

Southwestern Ohio's Hamilton County community, part of the greater Cincinnati metro, shows radon levels averaging 5.0 pCi/L based on available testing data. This reading exceeds the EPA's 4.0 pCi/L action level, indicating residents in zip code 45030 should consider mitigation measures. The area's mix of older homes with basement foundations and newer suburban development creates varied radon risk profiles that require individual property assessment.

5.00
pCi/L average
Above EPA Action Level

Based on 1 user-submitted radon test for homes in Harrison, OH. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Harrison, OH Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Harrison, OH Radon Levels

User-submitted radon test readings from homes in the Harrison area.

Radon LevelCityHome AgeFoundation
5 pCi/L Harrison, OH 0-20 Years Full Basement

Have a radon test result for Harrison? Submit your reading to help other homeowners.

Radon FAQ for Harrison, OH

What is the average radon level in Harrison, OH?
Based on 1 user-submitted test, the average radon level in Harrison is 5.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is Harrison in?
Harrison and the 45030 zip code are in Hamilton County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.
How much does radon mitigation cost in Harrison?
Radon mitigation in Harrison typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Harrison?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in Ohio

Cities in Ohio with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Marietta 8.00 pCi/L 5
Cincinnati 5.20 pCi/L 5
Hilliard 11.75 pCi/L 4
Wilmington 5.25 pCi/L 4
Newark 15.00 pCi/L 3
Athens 11.33 pCi/L 3
Findlay 10.33 pCi/L 3
Perrysburg 9.67 pCi/L 3
Powell 8.33 pCi/L 3
Columbus 6.00 pCi/L 3