Pearl, IL Radon Levels

Q: What EPA Radon Zone is Pearl in?

Pearl is in Pike County, EPA Zone 1.

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

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

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

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

Pearl, IL Radon Facts

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

County Pike County, IL

Zip Code 62361

Pearl sits in rural Pike County in western Illinois, where the area's limestone bedrock and river valley soils create conditions conducive to radon accumulation. The community's EPA Zone 1 classification indicates high predicted radon levels typical for this region of Illinois. With testing data limited for zip code 62361, residents should conduct home testing to determine their specific radon exposure levels.

4.50

pCi/L area average

Above EPA Action Level

Pike County average: 4.50 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Pearl 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+

Pearl, 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 Pearl, IL

No homeowner tests have been submitted for Pearl 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
White Hall	12.6 mi	6.00 pCi/L	1
Pittsfield	14.1 mi	5.00 pCi/L	1
Griggsville	18.8 mi	4.00 pCi/L	1
Jerseyville	27.6 mi	3.50 pCi/L	2
Jacksonville	29.6 mi	9.00 pCi/L	2
Grafton	32.5 mi	14.00 pCi/L	1
Godfrey	41.5 mi	6.00 pCi/L	1
Carlinville	42.6 mi	9.00 pCi/L	1

Pike County Radon Profile

The bedrock and soils beneath Pike County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 2 cities in Pike County average 4.50 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Pike County.

Radon FAQ for Pearl, IL

What EPA Radon Zone is Pearl in?

Pearl and the 62361 zip code are in Pike 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 Pearl?

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

Radon mitigation in Pearl 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 Pearl?

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.