Holland, MA Radon Mitigation and Testing

Q: What EPA Radon Zone is Holland in?

Holland is in Hampden County, EPA Zone 2.

Q: How much does radon mitigation cost in Holland?

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

Hampden County

EPA Zone 2

Nestled in Hampden County within the Springfield Metro area, Holland sits on New England's glacially-carved landscape where granite bedrock and glacial till create varying radon conditions. With limited testing data currently available for zip code 01521, homeowners in this historic Massachusetts community should conduct radon testing to establish baseline levels. The area's mix of colonial-era homes and newer construction means foundation types vary significantly, making individual testing essential for peace of mind.

Holland, MA Radon Mitigation

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

Holland, MA Radon Testing

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

Holland Radon Facts

Key details about the radon risk profile for Holland and the 01521 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Hampden County, MA

Zip Code

01521

Predicted Screening Level

2–4 pCi/L (Zone 2)

Holland and the 01521 zip code are located in Hampden 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 Holland, MA

What EPA Radon Zone is Holland in?

Holland and the 01521 zip code are in Hampden 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 Holland?

Radon mitigation in Holland 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 Holland?

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