Tamms, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Tamms in?

Tamms is in Alexander County, EPA Zone 3.

Q: How much does radon mitigation cost in Tamms?

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

Alexander County

EPA Zone 3

Located in Alexander County at Illinois' southern tip, Tamms sits in the Shawnee Hills region where sandstone and shale formations generally produce lower radon levels than northern Illinois' limestone areas. The community's housing mix includes older homes with various foundation types that may concentrate radon differently throughout zip code 62988. While comprehensive testing data for Tamms is currently limited, residents should still consider radon testing since individual homes can exceed EPA guidelines regardless of regional geology.

Tamms, IL Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Tamms, IL Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Tamms Radon Facts

Key details about the radon risk profile for Tamms and the 62988 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Alexander County, IL

Zip Code

62988

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Tamms and the 62988 zip code are located in Alexander County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Tamms, IL

What EPA Radon Zone is Tamms in?

Tamms and the 62988 zip code are in Alexander County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Tamms?

Radon mitigation in Tamms 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 Tamms?

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.

Most Active Radon Markets in Illinois

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Buffalo Grove	6.10 pCi/L	10
Crystal Lake	7.25 pCi/L	8
Lake Zurich	6.00 pCi/L	7
Grayslake	5.00 pCi/L	7
New Lenox	10.17 pCi/L	6
Park Ridge	7.00 pCi/L	6
Arlington Heights	6.17 pCi/L	6
Waterloo	9.20 pCi/L	5
Palatine	7.80 pCi/L	5
Round Lake	7.80 pCi/L	5
Northbrook	6.20 pCi/L	5
Mchenry	11.00 pCi/L	4
Dekalb	8.75 pCi/L	4
Columbia	8.00 pCi/L	4
Lisle	7.25 pCi/L	4
Normal	7.25 pCi/L	4
Antioch	7.00 pCi/L	4
Elk Grove Village	7.00 pCi/L	4
Aurora	6.75 pCi/L	4
Hoffman Estates	6.75 pCi/L	4