Members of the International Longshore and Warehouse Union have apparently slowed productivity at West Coast seaports as a result of a negotiation impasse with port authorities.
Danish shipping company Maersk Line released a report on Tuesday announcing that shipping demand grew 3 percent year-over-year and container volumes exceeded 18 million 20-foot equivalent units.
In October, Great Lakes freighters transported 11.3 million tons of cargo, which signifies a 20 percent increase over the long-term October average.
Last year's holiday shipping delays proved problematic for both consumers and businesses, so this year retailers are working extra hard to streamline their shipping services and guarantee accurate delivery.
UPS predicts that its busiest shipping day of the year will be December 22, which is less than two months away.