Northern States Power Co-Wisconsin

Xcel Energy Inc.’s subsidiary, Northern States Power Company (NSP- Wisconsin) recorded a liability of US$97.5 million for a manufactured gas plant site (MGP) in Ashland, Wis.

NSP-Wisconsin has been named a potentially responsible party (PRP) for creosote and coal tar contamination…

Northern States Power Company, at Sept. 30, 2008, had liabilities estimated to be US$69.1 million for remediation of certain sites. Of this amount, US$1 million was considered to be a current liability.

The Company must pay all or a portion of…