Cortland, NY Radon Levels

Q: What is the average radon level in Cortland, NY?

Based on 1 user-submitted tests, the average radon level is 12.00 pCi/L.

Q: What EPA Radon Zone is Cortland in?

Cortland is in Cortland County, EPA Zone 1.

Q: How much does radon mitigation cost in Cortland?

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

Check local Cortland radon levels and find certified testing and mitigation professionals to keep your home safe

Cortland, NY Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Cortland County, NY

Zip Code 13045

Avg. User Level 12.00 pCi/L

User Tests 1

Located in Cortland County within New York's Finger Lakes region, Cortland shows a concerning average radon level of 12.0 pCi/L, well above EPA action guidelines. The city sits atop glacial deposits and sedimentary bedrock that contribute to high radon potential across central New York. Residents in zip code 13045 should prioritize radon mitigation, as the area's geology and typical basement construction create conditions conducive to significant radon accumulation.

12.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Cortland, NY Radon Mitigation

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Cortland, NY Radon Levels

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

Radon Level	City	Home Age	Foundation
12 pCi/L	Cortland, NY	21-50 Years	Full Basement

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Radon FAQ for Cortland, NY

What is the average radon level in Cortland, NY?

Based on 1 user-submitted test, the average radon level in Cortland is 12.00 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 Cortland in?

Cortland and the 13045 zip code are in Cortland 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 Cortland?

Radon mitigation in Cortland 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 Cortland?

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 in New York with the most user-submitted radon test data, ranked by number of submissions.

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

Cortland, NY Radon Levels

Check local Cortland radon levels and find certified testing and mitigation professionals to keep your home safe

Cortland, NY Radon Facts

Cortland, NY Radon Mitigation

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Cortland, NY Radon Levels

Radon FAQ for Cortland, NY

Most Active Radon Markets in New York

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