January 26 marked the 325th anniversary since the last earthquake struck the Cascadia subduction zone. Centuries later, the ancient quake has left clues for scientists to prepare for the next one.

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.

A magnitude 3.8 earthquake struck off the coast of New England mid-Monday morning, sending tremors across the region. The United States Geological Survey confirmed the quake and said it hit offshore at 10:22 a.m. about 8 miles east of Portsmouth, New Hampshire, and about 6 miles southeast of York Harbor, Maine.

Communities from Maine to Massachusetts felt a 3.8 magnitude earthquake rattle across the ground Monday morning.

The 3.8-magnitude earthquake was centered about 10 kilometers southeast of York Harbor in Maine, officials said.

A magnitude 3.8 earthquake off the coast of Maine shook parts of the Northeast on Monday morning, with residents as far away as Boston feeling the rumble, officials said.

Mainers were "shaken up" after a rare earthquake off the southern Maine coast rattled parts of the state. People across Maine and New England say they felt the earthquake late Monday morning. The quake struck just off the coast of York Harbor a little after 10:20 a.

It’s been a very busy week underground in Maine, as there was an aftershock Wednesday morning from the larger earthquake that occurred Monday.

PORTLAND, Ore. ( KOIN) — A 4.2 earthquake struck off the northwest coast of Washington early Wednesday morning. According to the United States Geological Survey, the earthquake hit shortly before 6 a.m. around 142 miles southwest of Tofino, Canada, or to the west of Washington’s Olympic National Park.

A minor earthquake has hit Yellowstone National Park, and some people in the region experienced a tremor. The magnitude 3.9 earthquake struck near Norris Geyser Basin, which has a history of quakes.

The magnitude 4.1 earthquake was centered near York Harbor. According to U.S. Geological Survey. The magnitude 4.1 earthquake was centered near York Harbor. According to U.S. Geological Survey.