Webcast Alert: SEMCO ENERGY, Inc. Second Quarter Earnings Webcast

FARMINGTON HILLS, Mich., July 30 /PRNewswire-FirstCall/ -- SEMCO ENERGY, Inc. (NYSE: SEN) announces the following Webcast:

    What:   SEMCO ENERGY, Inc. Second Quarter Earnings Webcast

    When:   Wednesday, August 6, 2003 @ 10:00 a.m. Eastern

    Where:  http://www.firstcallevents.com/service/ajwz386701821gf12.html or
            http://www.semcoenergy.com (Click on the Webcast button)

    How:    Live over the Internet -- Simply log on to the web at the address

    Contact:   Thomas Connelly, Director, Investor Relations
               Telephone:    (248) 702-6240
               Fax:          (248) 702-6303
               Email:        thomas.connelly@semcoenergy.com

If you are unable to participate during the live webcast, the call will be archived on the Web site www.semcoenergy.com . To access the Web site replay, go to Investor Info and click on Conference Calls.

SEMCO ENERGY, Inc. is a diversified energy company that distributes natural gas to more than 374,000 Customers in Michigan and Alaska. It also owns and operates businesses involved in pipeline construction services, propane distribution, intrastate pipelines and natural gas storage in various regions of the United States. In addition, it provides information technology and outsourcing services, specializing in the mid-range computer market.

(Minimum Requirements to listen to broadcast: The Windows Media Player software, downloadable free from http://www.microsoft.com/windows/windowsmedia/EN/default.asp and at least a 28.8 kbps connection to the Internet. If you experience problems listening to the broadcast, send an email to webcastsupport@tfprn.com .)


"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995: Statements in this press release regarding SEMCO Energy's business which are not historical facts are "forward-looking statements" that involve risks and uncertainties. For a discussion of such risks and uncertainties, which could cause actual results to differ from those contained in the forward-looking statements, see "Risk Factors" in the Company's Annual Report or Form 10-K for the most recently ended fiscal year.