Select the following links for information on  Public Service Company of Colorado transmission studies.
Colorado Long Range Transmission Group Information
Last Updated July 12, 2006

PSCo Transmission Requests
Last Updated March 12,  2009

PSCo Generation Interconnection Requests
Last Updated January 6, 2012

PSCo Non-Tariff Study Requests
Last Updated June 08, 2004

Transmission Studies Available Online
Last Updated January 27,  2012

Non-Queued Study Requests
Last Updated December 12, 2011

Operating Guides & Studies
Last Updated May 01, 2006

Miscellaneous Information
Last Updated March 16, 2010

Xcel Energy Transmission Planning Stakeholder Meetings
Last Updated Jaunary 21, 2009

For questions or further information, please contact:

Steve Mornis
Public Service Company of Colorado
P.O. Box 1078
Golden, CO 80402

Phone: (303) 273-4693
Fax: (303) 273-4869
e-mail:  steve.mornis@xcelenergy.com