HOUSTON, May 2 (Reuters) - The $10 billion expansion atMotiva Enterprises' 600,000 barrel-per-day refineryin Port Arthur, Texas, the largest in the United States, ranabout 300,000 bpd in the first quarter, Royal Dutch Shell Plc Chief Financial Officer Simon Henry told analysts onThursday.
The new crude distillation unit's capacity is 325,000 bpd.
"It's actually performing pretty well, 80 to 90 percent ofits capacity on the distillation unit. It's looking good, butnot making a big impact on the bottom line just yet," Henrysaid.
(Reporting By Kristen Hays; Editing by Gerald E. McCormick)