17 Pacific Northwest Region

1701 Kootenai-Pend Oreille-Spokane

170101 Kootenai 170102 Pend Oreille 170103 Spokane 1702 Upper Columbia
1703 Yakima
1704 Upper Snake

170401 Snake headwaters 170402 Upper Snake 1705 Middle Snake

170501 Middle Snake-Boise 170502 Middle Snake-Powder 1706 Lower Snake

170601 Lower Snake 170602 Salmon 170603 Clearwater 1707 Middle Columbia

170701 Middle Columbia 170702 John Day 170703 Deschutes 1708 Lower Columbia
1709 Willamette
1710 Oregon-Washington Coastal

171001 Washington Coastal 171002 Northern Oregon Coastal 171003 Southern Oregon Coastal 1711 Puget Sound
1712 Oregon closed basins

8 JUNE 1999, last updated on 9 AUG 2000 D.L. Gustafson
dlg@rapid.msu.montana.edu