As a result of the Region III enforcement initiative known as the PCB Challenge, the Region entered into a Consent Agreement/Final Order with Kimberly-Clark Corporation, TSCA 03-2010-0117, on March 30, 2010, resolving alleged violations at the Kimberly-Clark of PA facility located in Chester, Pennsylvania. This enforcement action addresses and resolves a violation of TSCA Section 6(e), 15 U.S.C. § 2605(e), and implementing regulations set forth in 40 C.F.R. Part 761 (ÂPolychlorinated Biphenyls (PCBs) Manufacturing, Processing, Distribution in Commerce, and Use ProhibitionsÂ) regarding the unauthorized use of three PCB transformers which were not registered by the regulatory deadline. Respondent has removed the PCB transformers at issue from its facility, properly disposed of them in accordance with 40 C.F.R. Part 761, and will pay a penalty for the unauthorized use violation. As a result of this action, PCB have been eliminated from the environment.