Notice to Navigators: Upper Mississippi River

RIAC - UMR Buoy Runs


USACE MV Pathfinder working north from St. Louis.  Currently NB @ UMR MM 241.
Will turn south @ Lock 22.

USCGC Scioto working south from Keokuk.  Currently SB @ UMR MM 325.
Will turn north @ Lock 22.

UMR buoys between STL and Keokuk should be good once they are complete.

USCGC Scioto’s north AOR run timing is TBD.


Thank you,

Canton Marine Towing Co.
t: +1 217 257 1749

Bernie Heroff
Port Captain Navigation/Training
ARTCo – Ag Services and Oilseeds
American River Transportation Co., LLC
P.O. Box 2889
Saint Louis, MO 63111
t 314 481 8828 / m 314 803 4644