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OASIS Notices
General Information
3/13/09 PSCo Transmission Info Release
Service Agreements
Combined Training
System Information
Historical Transmission Information
Transmission Plans
FERC 890 Postings
Customer Requests
Stakeholder Meetings
FERC OMOI Audit Results
RMAO Archive Data
WestConnect



The WECC Seasonal assessment for the PSCo BA Winter 2009 has been posted. The document is available under the System Information folder to the left. Posted 8/17/10.
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The PSCo Transmission Rates effective June 1, 2010 have been revised using the correct transmission loss factor of 2.56%. This slightly reduces the annual and monthly rates that were posted 5/17/10. The new rates are available under the General Information folder to the left. Posted 7/2/10.
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The PSCo Transmission Formula Rate Customer Meeting Agenda has been posted under the General Information folder to the left. Posted 5/18/10.
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The proposed PSCo Transmission Rates to be effective on June 1, 2010 are now available under the General Information folder to the left. Posted 5/17/10.
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PSCo has posted new historical transmission information. This information is located in the System Information/Historical Transmission Information Posted 4/30/10.
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PSCo has updated Business Practices regarding Transmission Reservations and Designated Network Resources. Posted 2/17/10.
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FERC 890 4th Quarter Stakeholder Meeting Agenda and Presentation posted in the FERC 890 Postings/Stakeholder Meetings folder. Posted 12/11/09.
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New PSCo 2009 10 Year plan/ 20 year scenario assessment Nov 2009. Located in the System Information/Transmission Plans folder. Posted 12/2/09.
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The link to the Open Access Tariff has been updated. Posted 11/23/09.
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Business Practices regarding imports from the Lamar DC Tie, and the Network Resource Grouping of PSCOGEN are in effect. Posted 9/29/09.
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PSCo has updated Business Practices imports from the Lamar DC Tie, and the Network Resource Grouping of PSCOGEN. The Network Resource Grouping policy will not be effective until FERC accepts Docket No. ER09-1559 for filing, as indicated in the Business Practice. Posted 9/2/09.
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The Public Service Company of Colorado Annual Report of Penalty Assessments and Distributions in accordance with Order Nos. 890 and 890-A is now available under the FERC 890 Postings folder to the left. Posted 7/7/09.
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PSCo has updated Business Practices regarding Existing Transmission Commitments (ETC) on paths moving west from LAMR230, effective on July 1, 2009. Posted 7/1/09.
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PSCo has updated Business Practices regarding scheduling, tagging, and losses effective on June 1, 2009. Posted 6/1/09.
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The proposed PSCo Transmission Rates to be effective on June 1, 2009 are now available under the General Information folder to the left. Posted 5/14/09.
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Posted PSCo 2008 Ten Year Transmission Plan in the Transmission Plans folder under System Information. Posted 5/14/09.
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PSCo has posted Business Practices regarding Point-to-Point Transmission Loss Payback, effective April 7, 2009 in the General Information Folder. Posted 4/6/09.
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A new folder has been added to the General Information Section. "3/13/09 PSCo Transmission System Info Release". This folder now contains the SB-100 map of 3/13/09 and the Transmission System Info document from 3/13/09. Posted 3/16/09.
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Transmission Stakeholder Meeting agenda and presentation have been posted to the FERC 890 Postings Stakeholder Meetings section. Posted 3/06/09.
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2009 Transmission Stakeholder Meetings have been posted to the FERC 890 Postings Stakeholder Meetings section. Posted 2/18/09.
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PSCo has posted Business Practices clarifying the use of Xcel Energy’s “higher of” pricing policy when using multiple Xcel Energy operating companies transmission systems. The use of WestConnect and, or SPP disqualifies transmission transactions from “non-pancaked” rate treatment. Posted 2/11/09.
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A link to secure Standards of Conduct postings is enabled. A valid security certificate is required to view any secure postings. Posted 1/08/09.
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Note: News Archives have been moved to the News Archive document in the General Information folder to the left.
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