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HOUSTON, Feb 16 (Reuters) - Production at BP Plc's 413,500 barrel per day (bpd) Whiting, Indiana, refinery has notbeen affected by the shutdown on Saturday of a blending oil unitfor planned maintenance, sources familiar with plant operationssaid on Tuesday.
A BP spokesman declined on Tuesday to discuss operations atthe refinery. (Reporting by Erwin Seba; Editing by Chizu Nomiyama andFranklin Paul)