Joy, IL Radon Levels

Q: What EPA Radon Zone is Joy in?

Joy is in Mercer County, EPA Zone 1.

Q: Why are radon readings shown from areas near Joy?

No homeowner radon tests have been submitted for Joy yet, so readings from the closest cities and the Mercer County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Joy?

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

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

Joy, IL Radon Facts

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

County Mercer County, IL

Zip Code 61260

Situated in Mercer County along Illinois' western border, Joy sits within glacial till deposits over limestone bedrock that characterize much of the state's elevated radon potential. Testing data for this small 61260 zip code community is currently limited, making individual home testing crucial. The area's EPA Zone 1 classification reflects Illinois' pattern of high radon risk, particularly in homes with basements where radon gas readily accumulates.

6.00

pCi/L area average

Above EPA Action Level

Mercer County average: 6.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Joy 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+

Joy, IL 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 Joy, IL

No homeowner tests have been submitted for Joy 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
New Windsor	20.5 mi	6.00 pCi/L	1
Rock Island	23.6 mi	4.50 pCi/L	2
Monmouth	24.3 mi	8.00 pCi/L	1
Coal Valley	24.7 mi	12.00 pCi/L	1
Moline	25.9 mi	5.00 pCi/L	1
Orion	26.0 mi	4.00 pCi/L	1
Stronghurst	33.0 mi	13.00 pCi/L	2
Knoxville	36.6 mi	8.00 pCi/L	1

Mercer County Radon Profile

Because of its underlying geology, Mercer 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 Mercer County average 6.00 pCi/L across 1 test — 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 Mercer County home regardless of zone or a neighbor's results.

Radon FAQ for Joy, IL

What EPA Radon Zone is Joy in?

Joy and the 61260 zip code are in Mercer 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 Joy?

No homeowner radon tests have been submitted for Joy yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Mercer County average—are the best available indicator of local conditions until Joy 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 Joy?

Radon mitigation in Joy 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 Joy?

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.