Venice, IL Radon Levels

Q: What EPA Radon Zone is Venice in?

Venice is in Madison County, EPA Zone 2.

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

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

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

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

Venice, IL Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Madison County, IL

Zip Code 62090

Positioned in Madison County on the Illinois side of the St. Louis Metro, Venice sits near the Mississippi River where floodplain deposits overlay limestone bedrock. Testing data for zip code 62090 remains limited, though the area's geological composition suggests potential for moderate radon levels. Industrial history and typical Metro East foundation construction patterns warrant professional radon testing for area residents.

5.44

pCi/L area average

Above EPA Action Level

Madison County average: 5.44 pCi/L, based on 9 user-submitted tests across 8 cities in the county. No homeowner readings have been submitted for Venice 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+

Venice, 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 Venice, IL

No homeowner tests have been submitted for Venice 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
Granite City	5.0 mi	8.00 pCi/L	1
Caseyville	8.7 mi	7.50 pCi/L	2
Collinsville	9.9 mi	5.00 pCi/L	1
Fairview Heights	10.1 mi	9.00 pCi/L	1
Maryville	11.4 mi	11.00 pCi/L	1
Glen Carbon	12.4 mi	2.50 pCi/L	2
Belleville	13.3 mi	7.33 pCi/L	3
East Alton	15.2 mi	4.00 pCi/L	1

Madison County Radon Profile

The soils and bedrock of Madison County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Homeowner-submitted tests from 8 cities in Madison County average 5.44 pCi/L across 9 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 Madison County to test, as levels can differ between neighboring homes.

Radon FAQ for Venice, IL

What EPA Radon Zone is Venice in?

Venice and the 62090 zip code are in Madison County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

Why are radon readings shown from areas near Venice?

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

Radon mitigation in Venice 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 Venice?

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.