Document 7OnzrLL025qX6LDZDzmNj7qv8

Vista Chemical Company 15990 North Barker's Landing Road Post Office Box 19029 Houston, Texas 77224 Phone (713) 531-3200 October 10, 1988 TGG: JCL: MMG: RF XF: _____ Mr. B. 1. Raffle Supervising Counsel Environmental & Engineering Group Conoco Legal Department P.O. Box 2197 Houston, TX 77252 yisiACertified Mail Return Receipt Requested Mr. H. J. Neeld Director, Environmental Programs Environmental Conservation Conoco Inc. P.O. Box 2197 Houston, TX 77252 Certified Mail Return Receipt Requested RE: U.S. v. Conoco Gentlemen: Pursuant to the Asset Purchase Agreement dated as of July 20, 1984, among E.I. Du Pont de Nemours and Company, Conoco Inc., and Vista Chemical Company, and the Consent Decree entered in the above action, we hereby provide notice of recently-discovered information which may lead to the filing of an Environmental Claim. On September 28 and October 6, the Vista VCM plant experienced incinerator by passes which resulted in VC emissions above the reportable quantity. The appropriate state and federal agencies were notified. Please contact me if you have any questions regarding this matter. Sincerely, Thomas G. Grumbles, C.I.H. Environmental Quality Manager dlj cc W. L. McClain M. G. Hayes R. A. Conrad E. R. Taylor VVV 000012116