ON OR ABOUT 4/27/2001, 5/21/2001 AND 5/24/2001 AND AT OTHER TIMES FROM 4/27/2001 TO PRESENT, RESPONDENT DISCHARGED, WITHOUT AUTHORIZATION, MOTOR OIL AND DIESEL FUEL FROM A TUG BOAT AND BARGE INTO AND ADJACENT TO THE PORTION OF FLATHEAD LAKE LOCATED IN FLATHEAD COUNTY, MONTANA. EXTENSIVE OIL SLICKS HAVE DISBURSED ALONG THE SURFACE AND SHORELINE OF FLATHEAD LAKE AS A RESULT OF RESPONDENT'S DISCHARGES AND A SHEEN HAS BEEN OBSERVED AROUND THE TUG BOAT AT ITS PRESENT LOCATION IN WOODS BAY ON FLATHEAD LAKE.