Mealey's (May 18, 2021, 8:55 AM EDT) -- WASHINGTON, D.C. — Three companies that are part of a group of potentially responsible parties (PRPs) for contamination at the Omega Chemical Corporation Superfund site told the U.S. Supreme Court in an opposition brief filed May 13 that it should not grant a petition seeking review of a Ninth Circuit U.S. Court of Appeals ruling finding that their lawsuit seeking contribution under the Comprehensive Environmental Response, Compensation, and Liability Act was timely, stating that the petitioners are wrong in arguing that their case is similar to one brought by the territory of Guam against the federal government ....