Fieldon, IL Radon Levels

Q: What EPA Radon Zone is Fieldon in?

Fieldon is in Jersey County, EPA Zone 1.

Q: How much does radon mitigation cost in Fieldon?

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

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

Fieldon, IL Radon Facts

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

County Jersey County, IL

Zip Code 62031

Situated along the Illinois River in Jersey County, Fieldon sits on river terrace deposits over limestone bedrock that characterizes this part of west-central Illinois. The small river community features older homes from the early 1900s alongside more recent construction, with foundation types varying from full basements to slab-on-grade depending on proximity to the floodplain. Radon testing data for ZIP code 62031 is currently limited, though residents should consider testing given Illinois's generally elevated radon potential.

7.00

pCi/L area average

Above EPA Action Level

Jersey County average: 7.00 pCi/L, based on 3 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Fieldon 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+

Fieldon, 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 Fieldon, IL

No homeowner tests have been submitted for Fieldon 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
Grafton	9.0 mi	14.00 pCi/L	1
Jerseyville	10.5 mi	3.50 pCi/L	2
Godfrey	20.7 mi	6.00 pCi/L	1
White Hall	23.2 mi	6.00 pCi/L	1
East Alton	28.7 mi	4.00 pCi/L	1
Granite City	34.7 mi	8.00 pCi/L	1
Pittsfield	37.1 mi	5.00 pCi/L	1
Carlinville	37.6 mi	9.00 pCi/L	1

Jersey County Radon Profile

Jersey 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 Jersey County average 7.00 pCi/L across 3 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 Jersey County to test, as levels can differ between neighboring homes.

Radon FAQ for Fieldon, IL

What EPA Radon Zone is Fieldon in?

Fieldon and the 62031 zip code are in Jersey 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 Fieldon?

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

Radon mitigation in Fieldon 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 Fieldon?

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.