
Wisconsin commodity leaders said that beyond aging locks and dams, siltation has reduced channel depths on the Mississippi below St. Louis. They are calling for more dredging and river infrastructure investment in the infrastructure debate.
Shallow channels force barges to leave partly loaded, which raises the cost per bushel of moving grain downriver. This supports a longer-term premium for inland barge freight.
Not enough comparable past events yet for a historical read.
After 1,054 past logistics events, Corn moved a median -0.1% over 5 sessions (48% higher; middle half -1.5% to +1.5%), and -0.0% over 20.
After 837 past logistics events, Soybeans moved a median +0.4% over 5 sessions (55% higher; middle half -1.5% to +2.0%), and +0.6% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.