$XEL SEC Filings

Filing Filed On
PROSPECTUS SUPPLEMENT NO. 2 09 Jun 2003
424(B)(3) 20 May 2003
PROSPECTUS SUPPLEMENT 16 May 2003
PROSPECTUS SUPPLEMENT 31 May 2002
PROSPECTUS 21 Dec 2001
424B3 03 Jul 2001
424B3 21 Aug 2000
FORM 424B3 14 Jan 2000
NORTHERN STATES POWER 25 May 1999
424B3 03 Jun 1998
424B3 18 Jul 1997
424B3 11 Jun 1997
424B3 23 Feb 1996