Puget Sound, I believe.
The Port of Los Angeles in California is the deepest port on the US West Coast. It has a depth of 53 feet (16 meters), allowing it to accommodate larger ships and handle a wide range of cargo.
Long beach
Big Three West Coast: * Long Beach * Seattle * Oakland http://en.wikipedia.org/wiki/List_of_ports_in_the_United_States
it had the deepest port
The Pacific Ocean is on the west coast of the US.
west coast
That would depend on how you wanted to define 'US West Coast'. .
Washington, Oregon, California.The states on the west coast of the United States are Washington, Oregon, and California. The states that border them just to the east are Idaho, Nevada, and Arizona.
For the US, the West Coast is Alaska, Washington, Oregon and California.
Los Angeles is located on the West Coast of the US.
The west coast
The Atlantic Ocean is on the east coast of the US. We do not know what country is 'yours' so cannot say which forms your west coast.
US route 20