Union Electric Co. v. Federal Energy Regulatory Commission Date Filed: December 1st, 1989 Citations: 890 F.2d 1193, 108 P.U.R.4th 282, 281 U.S. App. D.C. 388, 1989 U.S. App. LEXIS 17938 Docket Number: Nos. 88-1103, 88-1125