Adolphus, KY Radon Levels

Q: What EPA Radon Zone is Adolphus in?

Adolphus is in Allen County, EPA Zone 1.

Q: How much does radon mitigation cost in Adolphus?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

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

Adolphus, KY Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Allen County, KY

Zip Code 42120

Located in Allen County within the Bowling Green Metro area, Adolphus sits in EPA Zone 1, indicating high radon potential throughout the region. The area's karst limestone geology, characteristic of south-central Kentucky, can create conditions highly favorable for radon gas production and accumulation in homes with basements. With testing data for zip code 42120 currently limited, homeowners should prioritize professional radon testing.

6.00

pCi/L area average

Above EPA Action Level

Allen County average: 6.00 pCi/L, based on 2 user-submitted tests across 1 city in the county. No homeowner readings have been submitted for Adolphus itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Adolphus, KY Radon Mitigation

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

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Radon Readings Near Adolphus, KY

No homeowner tests have been submitted for Adolphus yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Scottsville	7.0 mi	6.00 pCi/L	2
Bowling Green	22.5 mi	15.80 pCi/L	5

Allen County Radon Profile

Because of its underlying geology, Allen County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 1 city in Allen County average 6.00 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Allen County home regardless of zone or a neighbor's results.

Radon FAQ for Adolphus, KY

What EPA Radon Zone is Adolphus in?

Adolphus and the 42120 zip code are in Allen 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.

Why are radon readings shown from areas near Adolphus?

No homeowner radon tests have been submitted for Adolphus yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Allen County average—are the best available indicator of local conditions until Adolphus homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Adolphus?

Radon mitigation in Adolphus 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 Adolphus?

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.