CAFO ISSUED 9/6/05, ASSESSING A PENALTY OF $11,000. RESPONDENT SHALL MAKE PAYMENT WITHIN THIRTY DAYS. RESPONDENT DISCHARGED 400 BARRELS (16,800 GALLONS) OF OIL IN THE FOR OF OIL-BASED DRILLING MUD, FROM ITS FACILITY INTO OR UPON THE CLEAR CREEK AND/OR ADJOINING SHORELINES. IN VIOLATION OF CWA SECTION 311.