The Bill Emerson Humanitarian Trust is a special authority in Agricultural Act of 2014 that allows the U.S. Agency for International Development’s (USAID) Office of Food for Peace to respond to
Yeah, the reality is even worse, the US government does not have a domestic food reserve
"The government has in the past stockpiled food, but these programs were mainly to support farmers hurt by low prices. For example, in the late 1970s and early 1980s, the Department of Agriculture (USDA) bought surplus dairy products, which it distributed to Americans via various welfare programs. Food stockpiling has been a point of debate in negotiations at the World Trade Organization because some critics say it distorts trade flows."
That's what it appears to be.
Yeah, the reality is even worse, the US government does not have a domestic food reserve
"The government has in the past stockpiled food, but these programs were mainly to support farmers hurt by low prices. For example, in the late 1970s and early 1980s, the Department of Agriculture (USDA) bought surplus dairy products, which it distributed to Americans via various welfare programs. Food stockpiling has been a point of debate in negotiations at the World Trade Organization because some critics say it distorts trade flows."
https://www.newswise.com/politics/the-state-of-u-s-strategic-stockpiles/?article_id=733428
As far as I can tell, the last vestiges of any domestic government food stockpile were ended in the Clinton years.