Integrys Energy Group Inc.

Wisconsin-based Integrys Energy Group Inc., the result of the recent merger between utilities WPS Resources Corp., Green Bay, Wis., and Chicagobased Peoples Energy Corp., has announced plans to divest Houston-based Peoples Energy Production Co., the E&P subsidiary of Peoples Energy. J.P. Morgan Securities Inc. has been retained as financial advisor for the sale, which is expected to close by the end of the year. Peoples Energy Production has 394 operated wells and 359 nonoperated wells onshore the Texas and Louisiana Gulf Coast, in Oklahoma, Arkansas, Colorado, New Mexico and Wyoming. Total proved reserves are 233 billion cubic feet of gas equivalent as of September 2006. For more information, contact Larry Massaro, 713-216-8776.