HOUSTON, Aug 10 (Reuters) - BP Plc's Whiting, Indianarefinery was operating at about 75 percent of its 413,500 barrelper day (bpd) capacity on Wednesday due to reduced production atthe refinery's wastewater treatment plant, sources familiar withplant operations said.
BP is carefully restoring the wastewater treatment plant'sproduction in order to avoid an upset like one last week, whichled to greater than permitted releases of sediments into LakeMichigan, the sources said. (Reporting by Erwin Seba)