Merrimack is located in Hillsborough County, New Hampshire.
With 1 user-submitted readings averaging 9.00 pCi/L,
the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 03054 zip code.
9.00
pCi/L average
Above EPA Action Level
Based on 1 user-submitted radon test for homes in Merrimack, NH. The EPA recommends taking action at or above 4.0 pCi/L.
0
4.0 EPA
10+
Merrimack, NH Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Merrimack, NH Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Merrimack, New Hampshire Radon Levels
User-submitted radon test readings from homes in the Merrimack area.
Radon Level
City
Home Age
Foundation
Submitted
9 pCi/L
Merrimack, NH
0-20 Years
Full Basement
Jul 2020
Have a radon test result for Merrimack? Submit your reading to help other homeowners.
Merrimack Radon Facts
Key details about the radon risk profile for Merrimack and the 03054 zip code area.
EPA Radon Zone
Zone 2 — Moderate Risk
County
Hillsborough County, NH
Zip Code
03054
Predicted Screening Level
2–4 pCi/L (Zone 2)
Avg. User Submitted Level
9.00 pCi/L
User Tests Submitted
1
Merrimack and the 03054 zip code are located in Hillsborough 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 Merrimack, NH
What is the average radon level in Merrimack, NH?
Based on 1 user-submitted test, the average radon level in Merrimack is 9.00 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 Merrimack in?
Merrimack and the 03054 zip code are in Hillsborough 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 Merrimack?
Radon mitigation in Merrimack 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 Merrimack?
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.
