North Chatham, MA Radon Mitigation and Testing

Q: What EPA Radon Zone is North Chatham in?

North Chatham is in Barnstable County, EPA Zone 2.

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

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

Barnstable County

EPA Zone 2

Positioned in Barnstable County on Cape Cod's outer arm, North Chatham sits on glacial outwash deposits and marine sediments. Radon testing data is currently sparse for zip code 02650, though the area's sandy soils typically present lower radon risk. Homeowners should still consider testing, particularly in homes with basements or those built on filled areas where radon accumulation patterns may vary.

North Chatham, MA Radon Mitigation

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

North Chatham, MA Radon Testing

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

North Chatham Radon Facts

Key details about the radon risk profile for North Chatham and the 02650 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Barnstable County, MA

Zip Code

02650

Predicted Screening Level

2–4 pCi/L (Zone 2)

North Chatham and the 02650 zip code are located in Barnstable 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 North Chatham, MA

What EPA Radon Zone is North Chatham in?

North Chatham and the 02650 zip code are in Barnstable 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 North Chatham?

Radon mitigation in North Chatham 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 Chatham?

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 Massachusetts

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

City	Avg User Radon Level	Submissions
Littleton	9.40 pCi/L	5
Gloucester	8.40 pCi/L	5
Florence	7.40 pCi/L	5
Douglas	12.00 pCi/L	4
Weymouth	8.50 pCi/L	4
Mashpee	5.00 pCi/L	4
Natick	5.00 pCi/L	4
Worcester	17.67 pCi/L	3
Attleboro	10.00 pCi/L	3
Stoneham	9.67 pCi/L	3
Hopkinton	9.33 pCi/L	3
Medford	8.00 pCi/L	3
Boxford	6.67 pCi/L	3
Reading	5.67 pCi/L	3
Haverhill	5.00 pCi/L	3
Melrose	5.00 pCi/L	3
Somerville	4.33 pCi/L	3
Woburn	19.00 pCi/L	2
Marlborough	13.50 pCi/L	2
Cohasset	11.50 pCi/L	2