23, 1988, ROD AND THE CONSENT DECREE CALL FOR THE PRPS TO COMPLETE DESIGN WORK ON AND TO IMPLEMENT A GROUNDWATER EX- TRACTION WELL WHICH IS INTENDED TO CAPTURE A PORTION OF THE VOC PLUME EMANATING FROM THE ABANDONDED LANDFILL. THE DECREE SETS FORTH PERFORMANCE GOALS AND CLEAN-UP STANDARDS WHICH REQUIRE THE PRPS TO OPERATE THE WELL UNTIL U.S. EPA DETERMINES THAT GROUNDWATER VOC CONCENTRATIONS HAVE BEEN RE- DUCED BELOW THE STATE STANDARD OF 1.8 MICROGRAMS PER LITER. IT IS ANTICIPATED THAT THE FINAL REMEDY FOR THE SITE WILL IN CORPORATE OR OTHERWISE DIRECT THE OPERATION OF THE WELL. THE DECREE ALSO REQUIRES THE PRPS TO PAY OVERSIGHT COSTS, AS WELL AS $50,000 IN PAST U.S. EPA RI/FS COSTS. THE WAUSAU NPL SITE IS A CONTAMINATED AQUIFER LOCATED UNDER THE WAUSAU, WISCONSIN AREA. THE SURFACE OF THE SITE IS TOPOGRAPHICALLY DIVIDED IN HALF BY THE WISCONSIN RIVER, WHILE THE AQUIFER ITSELF IS ONE CONTINUOUS UNIT. - PHASE I OF THE RI/FS IS COMPLETE AND AN OPERABLE UNIT RECORD OF DECISION WAS SIGNED BY ON DECEMBER 23,1988. THE ROD SELECTED AN INTERIM OPERABLE UNIT EXTRACTION WELL REMEDY, TO REMOVE A VOLATILE ORGANIC COMPOUND PLUME FROM THE WESTERN ONE-HALF OF THE SITE. - TWO OF THE PRPS FOR THE SITE, (WHICH ALSO ARE TWO OF THREE SETTLEING DEFENDANTS IN THE FILED CO