Pekin, IL Radon Levels

Q: What EPA Radon Zone is Pekin in?

Pekin is in Tazewell County, EPA Zone 1.

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

No homeowner radon tests have been submitted for Pekin yet, so readings from the closest cities and the Tazewell 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 Pekin?

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

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

Pekin, IL Radon Facts

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

County Tazewell County, IL

Zip Code 61554

Part of the Peoria Metro area in Tazewell County, Pekin sits along the Illinois River where alluvial soils over Ordovician limestone create variable radon potential throughout the region. The community's mix of mid-century homes and newer developments in zip code 61554 presents different foundation types that can influence radon entry rates. Testing data remains limited, making individual home assessment crucial for residents.

11.00

pCi/L area average

Above EPA Action Level

Tazewell County average: 11.00 pCi/L, based on 4 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Pekin 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+

Pekin, 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 Pekin, IL

No homeowner tests have been submitted for Pekin 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
Mapleton	5.8 mi	8.00 pCi/L	1
East Peoria	8.2 mi	8.00 pCi/L	3
Peoria	9.7 mi	5.00 pCi/L	1
Mackinaw	14.7 mi	20.00 pCi/L	1
Metamora	18.1 mi	7.50 pCi/L	2
Dunlap	19.2 mi	7.00 pCi/L	1
Cuba	29.6 mi	6.00 pCi/L	1
Bloomington	33.6 mi	11.33 pCi/L	3

Tazewell County Radon Profile

Tazewell County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 2 cities in Tazewell County average 11.00 pCi/L across 4 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Tazewell County to test, as levels can differ between neighboring homes.

Radon FAQ for Pekin, IL

What EPA Radon Zone is Pekin in?

Pekin and the 61554 zip code are in Tazewell 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 Pekin?

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

Radon mitigation in Pekin 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 Pekin?

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.