Nebraska growers, dealers and processors held 300,000 cwt of potatoes in storage on June 1, according to USDA's National Agricultural Statistics Service. Current stocks represent 3% of the 2022 production. Total stocks are defined as all potatoes on hand, regardless of use, including those that will be lost through future shrinkage and dumping.
By USDA NASS

Historical potato stock reports for Nebraska are available at USDA.