Experts say that while it has been quiet after Monday's quake, the risk of one or more aftershocks is not out of the question.

A 3.8 magnitude earthquake struck off the coast of New England on Monday morning with shaking felt in Portsmouth, New Hampshire, and an hour away in Boston. The quake was centered 10 kilometers southeast of York Harbor, Maine.

An earthquake centered off the coast of New England Monday morning was felt in the Boston area, Maine and Pennsylvania.

Another, smaller earthquake was reported off the coast of Maine overnight. The 2.0-magnitude earthquake occurred around 3:15 a.m. Wednesday off the coast of York, Maine, about the same location as Monday’s 3.

A 3.8-magnitude earthquake centered near the Maine coast rattled houses in northern New England on Monday and was felt by surprised residents of states hundreds of miles away.

An earthquake centered off the coast of Maine rattled the region Monday, causing light to moderate shaking in the state, as well as in parts of Rhode Island, Massachusetts, New Hampshire and Connecticut.

The ground violently shook in a video taken outside the iconic Nubble Lighthouse in York, Maine, amid a magnitude 3.8 earthquake that struck off the coast Monday morning and could be felt across New England.

Most recently, in 2012, there was an earthquake with a 3.8 magnitude that took place in New England. In 1638, Vermont and New Hampshire experienced its strongest earthquake in history, which had the magnitude of 6.5, according to the New England Storm Center.

Another earthquake was detected off the coast of New England early Wednesday morning, the U.S. Geological Survey reported. The 2.0-magnitude earthquake struck at about 3:15 a.m. and was centered less than 10 miles east of Portsmouth.

The event proved to be quite dramatic for the colonial settlers, causing dishes to rattle, doors to shake, and buildings to tremble. The earthquake's impact was so startling that field workers abandoned their tools and fled in panic across the countryside.

A small earthquake detected off the coast of Maine Wednesday was an aftershock from a larger quake that was felt in Boston earlier this week. Scientist John Ebel with the Weston Observatory explains why more are possible.