Document jBgk5Y38aOpan5Xg54wXOVRQp

Vista Chemical Company March 23, 1987 15990 North Barker's Landing Road Post Office Box 19029 Houston, Texas *77224 ' Phone (713) 531-3200 rtrfr d#L: y.F: Wm Mr. Robert M. Aiken Vice President - Petrochemicals E. I. DuPont de Nemours and Company 1007 Market Street, Suite N6404 Wilmington, DE 19898 Mr. A. W. Dunham Executive Vice President Petroleum Products, North America Conoco Inc. P.O. Box 2197 Houston, TX 77252 Gentlemen: Pursuant to Section 15.1, Section 15.5, and Section 12.5 of the Asset Purchase Agreement dated as of July 20, 1984, among E. I. DuPont de Nemours and Company, Conoco Inc., and Vista Chemical Company, we hereby provide notice of an intended communication by Vista which could lead to the filing of an Environmental Claim. Vista has determined the necessity of filing of Toxic Substances Control Act, Section 8(e) Notification of Substantial Risk based on recently obtained data from the Lake Charles VCM plant groundwater investigation. A draft of the notification letter is attached. This issue has been discussed with H. J. Neeld at Conoco and we will continue to coordinate with him. Please contact me if you have questions regarding this issue. Sincerely, * Thomas G. Grumbles, C.I.H. Environmental Quality Manager ajo .1 cc N. C. Frost W. L. McClain B. I. Raffle H. J. Neeld J. A. DeBernardi R. A. Conrad M. G. Hayes E. R. Taylor