Hillsborough County, NH has a low earthquake risk, with a total of 3 earthquakes since 1931. The USGS database shows that there is a 2.45% chance of a major earthquake within 50km of Hillsborough County, NH within the next 50 years. The largest earthquake within 30 miles of Hillsborough County, NH was a 3.4 Magnitude in 1992.
View the probability of a major earthquake within the next 50 years in Hillsborough County, NH.
View the number of earthquake incidents in Hillsborough County, NH by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Hillsborough County, NH within 30 miles. All distances and depths in the table are measured in miles.