DOW JONES NEWSWIRES The following table lists unplanned and planned production outages at U.S. refineries as reported by Dow Jones Newswires. The information is compiled from both official and unofficial refining sources and doesn't purport to be a comprehensive list. BP Plc. (BP) said Aug. 20 the ultracracker at its refinery in Texas City, Texas, will resume normal operations after a compressor trip caused it to malfunction the day before. Tesoro Corp. (TSO) said Aug.