0501 Allegheny
0502 Monongahela
0503 Upper Ohio
050301 Upper Ohio-Beaver
050302 Upper Ohio-Little Kanawha
0504 Muskingum
0505 Kanawha
0506 Scioto
0507 Big Sandy-Guyandotte
050701 Guyandotte
050702 Big Sandy
0508 Great Miami
0509 Middle Ohio
050901 Middle Ohio-Raccoon
050902 Middle Ohio-Little Miami
0510 Kentucky-Licking
051001 Licking
051002 Kentucky
0511 Green
0512 Wabash
051201 Wabash
051202 Patoka-White
0513 Cumberland
051301 Upper Cumberland
051302 Lower Cumberland
0514 Lower Ohio
051401 Lower Ohio-Salt
051402 Lower Ohio
8 JUNE 1999, last updated on 9 AUG 2000
D.L. Gustafson
dlg@rapid.msu.montana.edu