The Great Hay Relief of 1994 By Ron Drum, Statewide 4-H Program Professional/Associate Director 4-H Resource Development It happened in 1993. The National Oceanic and Atmospheric Administration (NOAA) called it “the largest and most significant event ever to occur in the U.S.” It affected nine mid-west states: North Dakota, South Dakota, Nebraska, Kansas, Missouri, Illinois, read more 4-H Fix: The Great Hay Relief of 1994