Saint John, IN Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 4.00 pCi/L.

Q: What EPA Radon Zone is Saint John in?

Saint John is in Lake County, EPA Zone 2.

Q: How much does radon mitigation cost in Saint John?

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

Avg: 4.00 pCi/L

Lake County

EPA Zone 2

1 user test

Saint John is located in Lake County, Indiana. With 1 user-submitted readings averaging 4.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 46373 zip code.

4.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Saint John, IN Radon Mitigation

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

Saint John, IN Radon Testing

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

Saint John, Indiana Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
4 pCi/L	Saint John, IN	0-20 Years	No Basement/All Slab	Dec 2017

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

Saint John Radon Facts

Key details about the radon risk profile for Saint John and the 46373 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Lake County, IN

Zip Code

46373

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

4.00 pCi/L

User Tests Submitted

Saint John and the 46373 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 Saint John, IN

What is the average radon level in Saint John, IN?

Based on 1 user-submitted test, the average radon level in Saint John is 4.00 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 Saint John in?

Saint John and the 46373 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 Saint John?

Radon mitigation in Saint John 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 Saint John?

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