Elmwood, IL Radon Levels

Q: What EPA Radon Zone is Elmwood in?

Elmwood is in Peoria County, EPA Zone 1.

Q: How much does radon mitigation cost in Elmwood?

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

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

Elmwood, IL Radon Facts

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

County Peoria County, IL

Zip Code 61529

Rural Elmwood in central Illinois's Peoria County benefits from the Illinois River valley's rich alluvial soils, though underlying limestone bedrock can influence radon levels in zip code 61529. Testing data for this small community within the Peoria Metro area is currently sparse, making individual home assessment particularly valuable. The area's mix of traditional farmhouses and suburban ranch homes, many with full basements typical of central Illinois construction, should be evaluated for radon accumulation.

6.67

pCi/L area average

Above EPA Action Level

Peoria County average: 6.67 pCi/L, based on 3 user-submitted tests across 3 cities in the county. No homeowner readings have been submitted for Elmwood 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+

Elmwood, 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 Elmwood, IL

No homeowner tests have been submitted for Elmwood 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	15.7 mi	8.00 pCi/L	1
Dunlap	15.9 mi	7.00 pCi/L	1
Peoria	16.7 mi	5.00 pCi/L	1
East Peoria	20.9 mi	8.00 pCi/L	3
Knoxville	21.0 mi	8.00 pCi/L	1
Cuba	23.0 mi	6.00 pCi/L	1
Metamora	26.1 mi	7.50 pCi/L	2
Kewanee	32.4 mi	8.00 pCi/L	1

Peoria County Radon Profile

Because of its underlying geology, Peoria 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 3 cities in Peoria County average 6.67 pCi/L across 3 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 Peoria County home regardless of zone or a neighbor's results.

Radon FAQ for Elmwood, IL

What EPA Radon Zone is Elmwood in?

Elmwood and the 61529 zip code are in Peoria 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 Elmwood?

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

Radon mitigation in Elmwood 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 Elmwood?

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.