Washington hasn’t seen a major earthquake since the 6.8 magnitude Nisqually earthquake in 2001. The Cascadia Subduction Zone, capable of producing a 9.0 magnitude earthquake, last produced a ...

A 4.5 magnitude earthquake by Orcas Island was the largest to hit Washington since 2020. Here’s how you can prepare for even a minor quake.

This is called the Cascadia Subduction Zone. According to the Washington State Department of Natural Resources (DNR), earthquakes happen in Washington every day, but most are too small to be felt.

Additional information collected about the earthquake may also prompt U.S.G.S. scientists to update the shake-severity map. An aftershock is usually a smaller earthquake that follows a larger one ...

This is called the Cascadia Subduction Zone. According to the Washington State Department of Natural Resources (DNR), earthquakes happen in Washington every day, but most are too small to be felt.

With Washington’s location along the Cascadia Subduction Zone and several active fault lines in the state, more than 1,000 earthquakes occur in the state each year, according to the Washington ...

Earthquakes trigger tsunamis by causing the ocean floor to rise or fall, pushing water above to form a massive wave. But it isn't just California at risk. Washington sits along the Cascadia ...

Western Washington tends to have a higher risk of earthquakes than the eastern part of the state, since the state’s Pacific coast is closer to the Cascadia ... Burich said. A map shows ...