THE PROPOSED DEFENDANTS IN THIS CASE ARE MONSANTO COMPANY, SOLUTIA INC., AND P4 PRODUCTION. MONSANTO WAS THE OWNER AND OPERATOR FROM 1995 TO 1997, AND P4 AND SOLUTIA ARE THE CURRENT OWNER AND OPERATOR, RESPECTIVELY, OF A COKING OR COAL CALCINER PRODUCTION FACILITY LOCATED NEAR ROCK SPRINGS, WYOMING. THE MAIN INCINERATOR STACK EMITS PARTICULATES GENERATED BY THE COKE PRODUCTION PROCESS. PERFORMANCE TESTS OF THE INCINERATOR MAIN STACK EMISSIONS FROM AUGUST 1995 TO THE PRESENT SHOW VALUES GREATLY IN EXCESS OF THE ALLOWABLE LIMIT. THE PROPOSED PENALTY IS $4,598,070. INJUNCTIVE RELIEF IS ALSO BEING SOUGHT.