Map of various wind, solar and hydroelectric energy

[Waterbuffalo]

Here is a nice google map of the energy generation of the BC, Washington, Northern Oregon, Western Montana, all of idaho and parts of Wyoming..

http://www.nwcouncil.org/maps/power/Default.htm

Added:

For those of us who have a fascination with River history of the Columbia, you might want to start here: http://www.ccrh.org/comm/index.php

[Waterbuffalo]

Here is a map of a lot of different Dams on the Columbia and Snake Rivers..

http://nowater-nolife.org/watersheds/columbia/index.html