Tiffin, OH Radon Mitigation and Testing

Q: What is the average radon level in Tiffin, OH?

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

Q: What EPA Radon Zone is Tiffin in?

Tiffin is in Seneca County, EPA Zone 1.

Q: How much does radon mitigation cost in Tiffin?

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

Seneca County

EPA Zone 1

1 user test

Residents of Tiffin in Seneca County should be aware that local testing shows an average radon level of 4.0 pCi/L, which sits right at the EPA action threshold. This north-central Ohio community's glacial till soils over shale bedrock can contribute to radon accumulation, particularly in homes with full basements common to the region.

4.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Tiffin, OH Radon Mitigation

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

Tiffin, OH Radon Testing

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

Tiffin, Ohio Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
4 pCi/L	Tiffin, OH	0-20 Years	Full Basement	Aug 2019

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

Tiffin Radon Facts

Key details about the radon risk profile for Tiffin and the 44883 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Seneca County, OH

Zip Code

44883

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

4.00 pCi/L

User Tests Submitted

Tiffin and the 44883 zip code are located in Seneca County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Tiffin, OH

What is the average radon level in Tiffin, OH?

Based on 1 user-submitted test, the average radon level in Tiffin 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 Tiffin in?

Tiffin and the 44883 zip code are in Seneca 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.

How much does radon mitigation cost in Tiffin?

Radon mitigation in Tiffin 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 Tiffin?

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 Ohio

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

City	Avg User Radon Level	Submissions
Marietta	8.00 pCi/L	5
Cincinnati	5.20 pCi/L	5
Hilliard	11.75 pCi/L	4
Wilmington	5.25 pCi/L	4
Newark	15.00 pCi/L	3
Athens	11.33 pCi/L	3
Findlay	10.33 pCi/L	3
Perrysburg	9.67 pCi/L	3
Powell	8.33 pCi/L	3
Columbus	6.00 pCi/L	3
Chagrin Falls	4.67 pCi/L	3
Hamilton	10.00 pCi/L	2
Chardon	5.50 pCi/L	2
Strongsville	4.50 pCi/L	2
Maineville	10.00 pCi/L	1
Lancaster	9.00 pCi/L	1
West Chester	9.00 pCi/L	1
Amherst	6.00 pCi/L	1
Chillicothe	6.00 pCi/L	1
Lima	5.00 pCi/L	1