There are three methyl ethyl ketone producers in the United
States. Table 2 lists producers, plant locations, and plant
capacities. Annual US capacity is approximately 545 million
pounds. In 1992, an estimated 494 million pounds of methyl ethyl
ketone were produced in the US. During that same year, 55 million
pounds were imported into the US and 112 million pounds were
exported (Mannsville 1993).