Pacific Coast in the seismic zone, there is greater than 1000 quakes annually.
The last major destructive quake in Washington was May 1980, shook Mount Saint Helen triggered a major eruption. Hitherto, Mount Rainier is stable.

The Pacific Plate collides at San Andrea Fault often causes tremors , San Francisco California. This area needs extreme caution because of vulnerable marine communities. Rivers and deltas, are passage way for salmon. Columbia River, Snake River, and Sacramento are main routes.

After watching Davos on water conservation, and reading on San Andrea Fault, and the Pacific Ring of Fire. The amount of money to spent cleaning ocean and protect rivers is exorbitant. ( careful oil spill San Francisco )

Rajwantee, Washington USA.