Washington DC the Potomac river. Washington state the Pacific Ocean.
black sea
Mediterranean Sea
East in Mississippi River and West in Rocky Mountains
black sea
antic
The Gulf Stream.
Eastern boundary currents are relatively shallow, broad, and slow-flowing. Western boundary currents are warm, deep, narrow, and fast-flowing currents that form on the west side of ocean basins due to western intensification.
The pacific ocean.
The Ohio River
The Atlantic Ocean forms the state's eastern boundary.
The Rio Grande
The Atlantic Ocean.