THIS WAS A COST RECOVERY ACTION. IN REGION 4 THERE WAS A SITE WHERE METALLON HOLDINGS SENT WASTE TO BE TREATED. EPA CLEANED UP THE SITE (CHEMET) AND SENT DEMAND LETTERS TO SEVERAL PRPS FOR COST. METALLON HOLDINGS RECEIVED A DEMAND LETTER BUT WAS A DEFUNCT CORP. THEY WERE AN ENTITY OF TEX TIN CORPORATION. TEX TIN FILED FOR BANKRUPTCY. TEX TIN WAS A PRP AT A SITE IN REGION 6. IN ORDER TO REORGANIZE, TEX TIN SOUGHT TO SETTLE ALL ITS ENVIRONMENTAL LIABILITY IN ONE SETTLEMENT. THE TEX TIN CD ENCOMPASSES A COMPREHENSIVE SETTLEMENT WITH BOTH REGION 4 AND REGION 6 FOR COSTS.