It was the first in the Columbia basin to incorporate the use of a fish ladder.

Nice or not, a whole lot of money flooded into the Columbia Basin.

It is one of four wildlife areas in the Columbia Basin, all open seven days a week.

At this level, much of the Columbia Basin would have been submerged.

I think it's going to be a join-him-or-fight-him thing everywhere in the Columbia basin, eventually.

In the current case, some fear that the smelter may have created a lasting health problem for residents of the upper Columbia basin.

The Columbia Basin is noted for its spring floods, major flood years were 1876, 1894, 1948 and 1964.

The production of wine in the lower Columbia Basin has become one of the main industries.

Its northern border is the Columbia Basin, which takes in part of Canada.

Salmon returns to the Columbia Basin have been trending upward for the last 20 years.