11/18/94: ON 3/8/94, EPA RECEIVED A REPORT THAT OIL WAS SEEPING FROM THE GROUND INTO THE NORTH PLATTE RIVER, APPOX- IMATELY 1/4 MILE UPSTREAM FROM GLENROCK, WYOMING. EPA TRACED THE PLUME OF OIL BACK FROM THE RIVER, UNDER PROPERTY NOW USED FOR A SOD FARM. EPA OBTAINED AN ADMINISTRATIVE WARRANT FOR ACCESS-OVER V-1'S OBJECTION. IT WAS LATER DE- TERMINED THAT THE LEAK ORIGINATED FROM A FORMER CONOCO RE- FINERY. EPA ISSUED AN ADMINISTRATIVE ORDER TO CONOCO TO TAKE OVER EPA'S RECOVERY OPERATIONS AND ALSO REQUIRED CONOCO TO USE ITS BEST EFFORTS TO OBTAIN ACCESS TO NEIGHBORING PROPERTIES AS NEEDED TO CLEAN UP THE UNDERGROUND OIL CONTAM- INATION.