Sunapee, NH Radon Mitigation and Testing

Q: What is the average radon level in Sunapee, NH?

Based on 2 user-submitted tests, the average radon level is 6.50 pCi/L.

Q: What EPA Radon Zone is Sunapee in?

Sunapee is in Sullivan County, EPA Zone 2.

Q: How much does radon mitigation cost in Sunapee?

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

Avg: 6.50 pCi/L

Sullivan County

EPA Zone 2

2 user tests

This lakeside town in Sullivan County shows an average radon level of 6.5 pCi/L based on testing in zip code 03782, exceeding the EPA action threshold of 4.0 pCi/L. Sunapee's granite bedrock and seasonal home population create unique radon challenges typical of New Hampshire's lake regions. The community's mix of year-round residences and vacation properties, many with basements, requires careful attention to radon mitigation strategies.

6.50

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Sunapee, NH. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Sunapee, NH Radon Mitigation

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

Sunapee, NH Radon Testing

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

Sunapee, New Hampshire Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
5 pCi/L	Sunapee, NH	0-20 Years	Full Basement	Oct 2018
8 pCi/L	Sunapee, NH	0-20 Years	No Basement/All Slab	Oct 2018

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

Sunapee Radon Facts

Key details about the radon risk profile for Sunapee and the 03782 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Sullivan County, NH

Zip Code

03782

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

6.50 pCi/L

User Tests Submitted

Sunapee and the 03782 zip code are located in Sullivan 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 Sunapee, NH

What is the average radon level in Sunapee, NH?

Based on 2 user-submitted tests, the average radon level in Sunapee is 6.50 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 Sunapee in?

Sunapee and the 03782 zip code are in Sullivan 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 Sunapee?

Radon mitigation in Sunapee 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 Sunapee?

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 Hampshire

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

City	Avg User Radon Level	Submissions
Tamworth	12.67 pCi/L	6
Freedom	10.75 pCi/L	4