THIS IS AN APO AND CONCURRENT CONSENT AGREEMENT/FINAL ORDER (CA/FO) ISSUED TO ULTRAMAR INCORPORATED PURSUANT TO 3008(A) OF RCRA. THE VIOLATIONS INVOLVED THE SOLIDIFICATION OF REFINERY SLUDGES (TREATMENT OF HAZARDOUS WASTE WITHOUT A PERMIT) ON A CONCRETE PAD (PLACEMENT IN A WASTE PILE). THE ORDER DIRECTS ULTRAMAR TO CLEAN THE CONCRETE PAD AND PAY A $175,000 PENALTY.