THE HUTH OIL SITE IN CLEVELAND, OHIO WAS A WASTE OIL RECLA- MATION FACILITY THAT OPERATED FROM 1938 TO 1990. THE WASTE OIL WAS PURPORTEDLY 75% CRANKCASE OIL, 20% OFF-SPECIFICATION OIL FROM MOBIL OIL CORP., AND 5% FROM VARIOUS INDUSTRIAL SOURCES. THE HUTH SITE PROCESSED 700,000 GALLONS OF WASTE OIL PER YEAR. AMONG THE THREATS TO HUMAN HEALTH POSED BY THE FACILITY WERE PCB'S AS HIGH AS 1120 PARTS PER MILLION LEFT STORED IN WASTE OIL TANKS. THE PRPS WHO PERFORMED THE CLEAN- UP OF THE SITE PURSUANT TO A CERCLA SEC. 106(A) UNILATERAL ORDER ESTIMATE THAT THEY SPENT $11 MILLION.