North Conway, NH Radon Mitigation and Testing

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

Based on 3 user-submitted tests, the average radon level is 6.00 pCi/L.

Q: What EPA Radon Zone is North Conway in?

North Conway is in Carroll County, EPA Zone 1.

Q: How much does radon mitigation cost in North Conway?

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

Avg: 6.00 pCi/L

Carroll County

EPA Zone 1

3 user tests

Located in Carroll County, North Conway sits in New Hampshire's scenic White Mountains region where granite bedrock and glacial deposits contribute to elevated radon potential. Testing data from zip code 03860 shows an average radon level of 7.0 pCi/L, which exceeds the EPA action level of 4.0 pCi/L. The area's mix of seasonal homes and year-round residences, many with full basements, requires careful radon monitoring for safe indoor air quality.

6.00

pCi/L average

Above EPA Action Level

Based on 3 user-submitted radon tests for homes in North Conway, NH. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

North Conway, NH Radon Mitigation

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

North Conway, NH Radon Testing

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

North Conway, New Hampshire Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
10 pCi/L	North Conway, NH	0-20 Years	Full Basement	Oct 2022
4 pCi/L	North Conway, NH	21-50 Years	Full Basement	Apr 2021

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

North Conway Radon Facts

Key details about the radon risk profile for North Conway and the 03860 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Carroll County, NH

Zip Code

03860

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

6.00 pCi/L

User Tests Submitted

North Conway and the 03860 zip code are located in Carroll 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 North Conway, NH

What is the average radon level in North Conway, NH?

Based on 3 user-submitted tests, the average radon level in North Conway is 6.00 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 North Conway in?

North Conway and the 03860 zip code are in Carroll 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 North Conway?

Radon mitigation in North Conway 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 North Conway?

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