Lowell, IN Radon Mitigation and Testing

Q: What is the average radon level in Lowell, IN?

Based on 1 user-submitted tests, the average radon level is 7.00 pCi/L.

Q: What EPA Radon Zone is Lowell in?

Lowell is in Lake County, EPA Zone 2.

Q: How much does radon mitigation cost in Lowell?

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

Avg: 7.00 pCi/L

Lake County

EPA Zone 2

1 user test

This Chicago Metro community in Lake County sits within Indiana's glacial lake plain, where ancient lake deposits over limestone bedrock create variable radon conditions across the 46356 zip code area. Testing data currently remains sparse for Lowell, despite the region's proximity to Illinois's high-radon glacial till deposits. Homes in this rapidly developing suburban area should prioritize radon testing, particularly given the geological similarities to neighboring high-radon counties.

7.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Lowell, IN. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Lowell, IN Radon Mitigation

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

Lowell, IN Radon Testing

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

Lowell, Indiana Radon Levels

User-submitted radon test readings from homes in the Lowell area.

Radon Level	City	Home Age	Foundation	Submitted
7 pCi/L	Lowell, IN	0-20 Years	Partial Basement	May 2026

Have a radon test result for Lowell? Submit your reading to help other homeowners.

Lowell Radon Facts

Key details about the radon risk profile for Lowell and the 46356 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Lake County, IN

Zip Code

46356

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

7.00 pCi/L

User Tests Submitted

Lowell and the 46356 zip code are located in Lake County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Lowell, IN

What is the average radon level in Lowell, IN?

Based on 1 user-submitted test, the average radon level in Lowell is 7.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Lowell in?

Lowell and the 46356 zip code are in Lake 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.

How much does radon mitigation cost in Lowell?

Radon mitigation in Lowell 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 Lowell?

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 Indiana

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

City	Avg User Radon Level	Submissions
Bloomington	8.14 pCi/L	7
Kokomo	7.40 pCi/L	5
Lafayette	15.00 pCi/L	3
Valparaiso	10.00 pCi/L	3
Avon	6.00 pCi/L	3
West Lafayette	10.50 pCi/L	2
Dyer	9.50 pCi/L	2
Columbus	7.50 pCi/L	2
Noblesville	7.00 pCi/L	2
Westfield	7.00 pCi/L	2
Fishers	6.50 pCi/L	2
Corydon	6.00 pCi/L	2
Warsaw	5.50 pCi/L	2
Indianapolis	4.00 pCi/L	2
Newburgh	8.00 pCi/L	1
Logansport	7.00 pCi/L	1
Terre Haute	5.00 pCi/L	1
Muncie	4.00 pCi/L	1
Brownsburg	No submissions	0