Loami, IL Radon Levels

Q: What EPA Radon Zone is Loami in?

Loami is in Sangamon County, EPA Zone 1.

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

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

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

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

Loami, IL Radon Facts

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

County Sangamon County, IL

Zip Code 62661

Positioned in Sangamon County within the Springfield Metro area, Loami sits atop central Illinois prairie soils underlain by limestone bedrock that can contribute to radon production. Testing data for this zip code 62661 community remains limited, making individual home assessment particularly valuable. Professional radon testing helps homeowners understand their specific indoor air quality conditions.

5.00

pCi/L area average

Above EPA Action Level

Sangamon County average: 5.00 pCi/L, based on 6 user-submitted tests across 5 cities in the county. No homeowner readings have been submitted for Loami 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+

Loami, 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 Loami, IL

No homeowner tests have been submitted for Loami 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
Chatham	7.9 mi	3.00 pCi/L	1
Auburn	8.2 mi	6.00 pCi/L	1
Divernon	12.6 mi	7.00 pCi/L	1
Springfield	13.7 mi	6.50 pCi/L	2
Jacksonville	20.2 mi	9.00 pCi/L	2
Lincolns New Salem	25.2 mi	8.00 pCi/L	1
Williamsville	25.6 mi	1.00 pCi/L	1
Carlinville	26.4 mi	9.00 pCi/L	1

Sangamon County Radon Profile

Sangamon 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 5 cities in Sangamon County average 5.00 pCi/L across 6 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 Sangamon County to test, as levels can differ between neighboring homes.

Radon FAQ for Loami, IL

What EPA Radon Zone is Loami in?

Loami and the 62661 zip code are in Sangamon 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 Loami?

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

Radon mitigation in Loami 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 Loami?

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.