UNILATERAL ADMINISTRATIVE ORDER ISSUED TO SUNOCO AND SUN PIPE LINE COMPANY, AS OPERTOR AND OWNER, RESPECTIVELY, OF PIPELINE THAT RUPTURED ON OR ABOUT FEBRUARY 2, 2000 AND DISCHARGED AT LEAST 171,000 GALLONS OF CRUDE OIL INTO A SURFACE IMPOUNDMENT, WHICH DRAINS TO DARBY CREEK, A TRIBUTAR TRIBUTARY OF THE DELAWARE RIVER. THE ORDER REQUIRES ACTION TO BE TAKEN AS DEEMED NECESSARY BY THE ADMINISTRATOR TO MITIGATE AND ABATE THE ENDANGERMENT TO PUBLIC HEALTH AND WELFARE.