Ontario, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Ontario in?

Ontario is in Wayne County, EPA Zone 2.

Q: How much does radon mitigation cost in Ontario?

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

Wayne County

EPA Zone 2

Ontario in Wayne County within the Rochester Metro currently has limited radon testing data for zip code 14519. New York's glacial lake deposits and limestone bedrock can create variable radon conditions, with some homes exceeding EPA guidelines while others remain low. Testing is recommended for all residences, particularly those with basements in this region.

Ontario, NY Radon Mitigation

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

Ontario, NY Radon Testing

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

Ontario Radon Facts

Key details about the radon risk profile for Ontario and the 14519 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Wayne County, NY

Zip Code

14519

Predicted Screening Level

2–4 pCi/L (Zone 2)

Ontario and the 14519 zip code are located in Wayne 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 Ontario, NY

What EPA Radon Zone is Ontario in?

Ontario and the 14519 zip code are in Wayne 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 Ontario?

Radon mitigation in Ontario 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 Ontario?

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 New York

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

City	Avg User Radon Level	Submissions
Brooklyn	10.80 pCi/L	5
Oneonta	6.50 pCi/L	4
Clifton Park	3.75 pCi/L	4
Elmira	15.00 pCi/L	3
Saugerties	10.67 pCi/L	3
Staten Island	4.00 pCi/L	3
New York	9.00 pCi/L	2
Yonkers	8.00 pCi/L	2
Horseheads	7.50 pCi/L	2
Poughkeepsie	16.00 pCi/L	1
Buffalo	4.00 pCi/L	1
Pelham	3.00 pCi/L	1