
Barge traffic on the Upper Mississippi fell about 20 percent below the 10-year average, with 9,790 barges counted at the St. Paul District's southernmost lock. Shipments totaled about 11.7 million tons, down from roughly 13 million a year earlier.
Corps officials blamed low water down south that forces lighter loads.
Lighter loads and reduced upstream barge movement tighten river capacity and lift freight costs for corn and soybean shipments. The effect is mostly felt in regional basis and transport costs.
Not enough comparable past events yet for a historical read.
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.