SEMCO ENERGY Public Service Announcement: Toll-Free Telephone Service Restored For SEMCO ENERGY Customers

PORT HURON, Mich., Oct. 4 /PRNewswire/ -- SEMCO ENERGY GAS COMPANY today announced that its customers may resume using the company's toll-free numbers to report natural gas emergencies and to request routine service.

To report leaks and other natural gas-related emergencies, please call 1-888-GAS-1-GAS (1-888-427-1427). Customers seeking routine service and billing information may call 1-800-624-2019.

SEMCO ENERGY GAS COMPANY, a division of SEMCO ENERGY, Inc. (NYSE: SEN), distributes natural gas to more than 250,000 residential, commercial and industrial customers in Michigan. The Alaska division, ENSTAR Natural Gas Company, distributes natural gas to more than 100,000 customers in Anchorage and surrounding areas. The Company also owns and operates businesses involved in natural gas engineering and quality assurance services, pipeline construction services, propane distribution, intrastate pipeline 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.

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SOURCE SEMCO ENERGY, Inc.
Web site: http: //www.semcoenergy.com
CONTACT: Francis R. Lieder, Jr. of SEMCO ENERGY, Inc., +1-810-987-2200, Ext. 4186, Fax: +1-810-989-4098, or E-mail: francis.lieder@semcoenergy.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.