THE SITE WAS LISTED ON THE NPL ON 3/31/89 WITH A HAZARD RANKING SCORE OF 39.39. ON 9/20/89, EPA ISSUED SPECIAL NOTICE LETTERS TO THE FOUR PRPS, NOTIFYING THOSE PARTIES OF THEIR POTENTIAL LIABILITY WITH RESPECT TO SITE CONTAMINATION AND OFFERING THEM AN OPPORTUNITY TO CONDUCT AND FUND THE RI/FS OF THE SITE. SUBSEQUENT NEGOTIATIONS AMONG THE PRPS FAILED IN REACHING AN AGREEMENT WITH EPA TO CONDUCT THE RI/FS. EPA ENTERED AN AOC WITH THE 4 PRPS ON JUNE 21, 1990, HOWEVER, WHICH OUTLINED THE REMOVAL ACTIONS TO BE PERFORMED AT THE SITE. THE PRPS BEGAN THE REMOVAL IN NOVEMBER 1990, AND COMPLETED IT IN DECEMBER 1990. THE PRP SPONSORED REMOVAL INVOLVED REMOVAL WASTE MATERIALS, CONTAMINATED WATER, AND CONTAMINATED SURFACE AND SUBSURFACE SOILS. A TOTAL OF 12,500 GALLONS OF WATERS WAS REMOVED FROM THE BURN PIT AND 6,000 GALLONS OF WATER WAS REMOVED FROM ON-SITE TANKS. CONTAMINATED SURFACE AND SUBSURFACE SOILS WERE REMOVED FROM THE FIRE FIGHTER TRAINING AREAS. IN ADDITION, STRUCTURES ASSOICATED WITH FIRE FIGHTER TRAINING ACTIVITIES WERE DISMANTELED AND REMOVED, INCLUDING THE FUEL SUPPLY TANK AND ITS ASSOCIATED UNDERGROUND PIPING SYSTE, THE RAILROAD TANK CAR, THE AUTOMOBILE BODIES AND THE AIRCRAFT MOCK-UP OF 55-GALLON DRUMS. A TOTAL OF 3,220 TONS OF CONTAMINATED SOIL AND DEBRIS WERE REMOVED. EXCAVATED AREAS WERE BACKF