All basin boundary files are in Lat/Lon format.  MIT derived the boundary for the Cheat River Basin using ARC/INFO "WATERSHED" function, while all other boundary were derived by NWS River Forecast Center personnel.

· Blue River at Blue, OK
· Elk River at Tiff City
· Flint Creek at Kansas
· Illinois River at Watts
· Illinois River at Tahlequah
· Baron Fork at Eldon
· Cheat River Basin, WV