June 11 (Reuters) - MARATHON PETROLEUM CORP MPC.N :
REPORTS EMISSIONS EVENT AT GALVESTON BAY, TEXAS, REFINERY
REPORTS TANK MATERIAL INADVERTENTLY GOT ON TANK ROOF AND WAS DRAINING THROUGH ROOF DRAIN INTO TANK DIKE
REPORTS TRANSFERRED MATERIAL TO ANOTHER TANK AND INITIATED EMERGENCY RESPONSE ACTIVITY
SOURCE: TEXAS COMMISSION ON ENVIRONMENTAL QUALITY FILING
REFINERY CAPACITY: 631,000 BARRELS PER DAY