OUACHITA/BLACK RIVERS: Latitude = 31.266758, Longitude = -91.833549, Zoom=13
Right Clicking anywhere on the map displays latitude, longitude, and address at that location:
Mileages are from the mouth of the Black River at the convergence of the Black River with the Red River. This junction is at mile 34.3 left descending bank of the Red River.
The Ouachita River begins at about mile 41.5, where it merges with the Tensas and Little rivers to forn the Black River.
This Ouachita/Black River viewer presently covers miles 0 to 343.