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Documents

  • NAESB Home Page

  • PSCo Standards of Conduct

  • PSCo Transmission Studies

  • Joint Dispatch Initiative (08/11/14)
    PSCo Performance Metrics
    Transmission Study Metrics
    Transmission Study Metrics 2007/Q3 - 7/21/08
    Transmission Study Metrics 2007/Q4 - 7/21/08
    Transmission Study Metrics 2008/Q1 - 7/21/08
    Transmission Study Metrics 2008/Q2 - 7/21/08
    Transmission Study Metrics 2008/Q3 - 10/2/08
    Transmission Study Metrics 2008/Q4 - 1/5/09
    Transmission Study Metrics 2009/Q1 - 4/3/09
    Transmission Study Metrics 2009/Q2 - 7/2/09
    Transmission Study Metrics 2009/Q3 - 10/7/09
    Transmission Study Metrics 2009 Q3 updated
    Transmission Study Metrics 2009/Q4 - 1/5/10
    Transmission Study Metrics 2009 Q4 updated
    Transmission Study Metrics 2010/Q1 - 4/1/10
    Transmission Study Metrics 2010/Q2 - 5/14/13
    Transmission Study Metrics 2010/Q3 - 1/26/11
    Transmission Study Metrics 2010/Q4 - 1/26/11
    Transmission Study Metrics 2011/Q1 - 4/6/11
    Transmission Study Metrics 2011/Q2 - 5/14/13
    Transmission Study Metrics 2011/Q3 - 5/14/13
    Transmission Study Metrics 2011/Q4 - 5/14/13
    Transmission Study Metrics 2012/Q1 - 4/5/12
    Transmission Study Metrics 2012/Q2 - 5/14/13
    Transmission Study Metrics 2012/Q3 -5/14/13
    Transmission Study Metrics 2012/Q4 - 1/5/2013
    Transmission Study Metrics 2013/Q1 - 4/2/2013
    Transmission Study Metrics 2013/Q2 - 7/5/2013
    Transmission Study Metrics 2013/Q3 - 9/5/2013
    Transmission Study Metrics 2013/Q4 - 1/5/2014
    Transmission Study Metrics 2014/Q1 - 4/4/2014
    Transmission Study Metrics 2014/Q2 - 7/14/2014
    Transmission Service Request Metrics
    TSR Metrics Mar. 2014 - 04/10/14
    TSR Metrics Apr. 2014 - 05/12/14
    TSR Metrics May. 2014 - 06/10/14
    TSR Metrics June 2014 - 07/10/14
    TSR Metrics July 2014 - 08/12/14
    TSR Metrics August 2014 - 09/10/14
    Redispatch Cost
    Redispatch Cost - 7/16/08
    Business Practices, Waivers, and Exemptions
    General Business Practices Effective 10/01/2013
    Intra-hour Transmission Reservation/Schedules Business Practice Effective 1/13/2014
    Lamar to Boone Available Transfer Capability Calculation Business Practice Effective 1/23/2013
    Preemption and Competition Module Business Practices Effective 03/04/2013
    Conditional Firm Business Practices Effective 9-11-2007.pdf
    ATC Information
    PSCo ATCID - 3/24/11
    PSCo CBMID - 3/24/11
    PSCo TRMID - 3/24/11
    ATC Methodology Contact - 3/27/11
    Current Load Forecast Descriptive Statement - 3/31/11
    Current Postback Methodology - 3/30/11
    MOD-29 Study Results Final 28May14.xls
    General Information
  • Corporate Website

  • Xcel OATT
    Process to Modify Rules, Standards and Practices not Described in the Xcel OATT
    OASIS Status Definitions - 1/26/06
    Path POR-POD Tag Validation Change - 4/10/07
    Transmission Customer Q&A - 11/20/07
    Transmission Credit Policy - 5/19/08
    FERC Standards of Conduct Postings (public) - 10/8/08
    FERC Standards of Conduct Postings (secure) - 01/08/09
    News Archive - 4/14/10
    PSCo Planning Authority Responsibilities Dated 10-22-2010 - 10/28/2010
    PSCo 2012 PBOP Filing
    OASIS Contact Information - 9/01/2012
    Joint Energy Dispatch Initiative Request 1/22/13
    Joint Energy Dispatch Initiative Meeting Notes for 02-19-2013
    Transmission Studies - 2/27/2013
    City of Boulder Municipalization Plans Rebuttal - 7/12/13
    Public Notice of Contractual Conversion between PSCo and WAPA 12/1/2013
    12- 2013- WP_A-2 (8) Support- 2011 456 Map - Amended
    12- 2013- WP_A-2 (9) Support- 2011 FERC Fees double exclusion
    12- 2013- PSCo Transmission Formula 2014 Estimated Rates-REVISED
    PSCo 2013 PBOP filing
    2012 True-up Rates
    PSCo- Section 4 a VI- Variance Analysis_2012 - 06/03/2013
    PSCo- Section 4 a V- Material Accounting Changes-2012 PSCo - 06/03/2013
    PSCo- Section 4 a IV- 2012 PSCo Electric Plant Additions and Retirements - 06/03/2013
    PSCo- Section 4 a III- Supporting Documents - 06/03/2013
    PSCo- Section 4 a III- Supporting Documents- 2012 Toweres Watson - 06/03/2013
    PSCo- Section 4 a III- Supporting Documents- 2012 Reliability Purchases - 06/03/2013
    PSCo Section 4 a I & II- Transmission Formula 2012 True-up - 06/03/2013
    2013 Estimated Rates - 10/1/2012
    Sec. 2 a (i) Transmission Formula 2013 Estimated Rates (FINAL)
    Section 2a (ii) Schedule I Support- 2013 Forecasted Transmission Peak
    Section 2a (ii) WP_B-2 & 3 Support- Electric Non Plant ADIT - 2013 (2)
    Section 2a (ii) WP_B-3 Support NOL Carryforward Backup Calculation
    Section 2a (ii) WP_B-4 Support- Calpine Acq Adj
    Section 2a (ii) WP_B-Inputs Suppor- OMS Adjustment
    Section 2a (ii) WP_B-Inputs Support Smart Grid City adjustment
    Section 2a (ii) WP_B-Inputs Support- CRS adjustment
    Section 2a (ii) WP_B-Inputs Support-Bill Redesign (CRS)
    Section 2a (ii) WP_B-Inputs- JUR Version 75- PSCo 2013 Budget
    Section 2a (ii) WP_C-1 Support MPB Summary
    Section 2a (ii) WP_C-4 Support Rate Case Expenses
    Sec. 2 a (iii) Material Accounting Changes-2012 PSCo
    Sec. 2 a (iv) 2013 Capital Additions.
    Sec. 2 a (V) Common Allocation Study 2011
    2013 True-Up Rates
    Section 4 a (i) Transmission Formula 2013 Actual Rates (FINAL)
    Section 4.a.(ii) - Supporting Documents - PSCo 2013 PBOP (as-filed)
    Section 4.a.(ii) - Supporting Documents
    Section 4.a.(iii) - Material Accounting Changes-2013 PSCo
    Section 4.a.(iv) - 2013 PSCo Electric Plant Additions and Retirements
    Section 4.a.(vi) - Variance Analysis_2013
    WP_B-9 NOL Carryforward Calc
    2014 Estimated Rates - 10/1/2013
    Sec. 2 a (i) PSCo Transmission Formula 2014 Estimated Rates
    Section 2a (ii) - WP_A-1 Support- FF1 Error
    Section 2a (ii) - WP_B-2 & WP_B-3 Support- Non-Plant Deferred Taxes
    Section 2a (ii) - WP_B-3 Support NOL Carryforward Backup Calculation
    Section 2a (ii) - WP_B-Inputs Support- CRS Adjustment
    Section 2a (ii) - WP_B-Inputs Support- OMS Adjustment
    Section 2a (ii) - WP_B-Inputs SUpport- Smart Grid City Adjustment
    Section 2a (ii) - WP_B-Inputs Support- Version 79- PSCo 2014 Plant Budget
    Section 2a (ii) - WP_C-4 Support Rate Case Expenses
    Section 2a (ii) - WP_I-1 Support- 2014 Forecasted Transmission Peak
    Sec. 2 a _iii_ Material Accounting Changes-2013 PSCo
    Sec. 2 a (iv) 2014 Capital Additions
    Sec. 2 a (v) Common Allocation Study 2012
    Sec. 2 a (vi) Calpine Acquisition Adjustment
    2014 Transmission Formula Estimated Rates - Revised May 2014
    3/13/09 PSCo Transmission Info Release
    07A-447E_PSCo Transmssion System Info_03-13-09.pdf
    SB-100 map 3-13-09.pdf
    Service Agreements/Application Forms
    Facilities Study Agreement - 10/10/05
    Long-Term Firm Point-to-Point Transmission Service Agreement - 10/10/05
    Network Integration Transmission Service Agreement - 10/10/05
    Network Operating Agreement - 10/10/05
    Non-Firm Point-to-Point Transmission Service Agreement - 10/10/05
    Service Agreements Contact
    Short-Term Firm Point-to-Point Transmission Service Agreement - 10/10/05
    System Impact Study Agreement - 10/10/05
    Firm Point to Point Application Template
    Non Firm Point to Point Application Template
    System Information
    PSCo Transmission Ownership Colorado 2014
    PSCo OASIS Transmission System Model Map 05/28/2014
    SB 07-100 Transmission Plans 12/4/2012 - 12/4/2012
    PSC-PRO-PSCo O-008 Curtailment of Brush Units for 9406 or 9407 SOL.pdf
    Historical BA Information
    ACE_Data_10min_2012.csv
    ACE_Data_10min_2013.csv
    ACE_Data_1min_01-2012.csv
    ACE_Data_1min_02-2012.csv
    ACE_Data_1min_03-2012.csv
    ACE_Data_1min_04-2012.csv
    ACE_Data_1min_05-2012.csv
    ACE_Data_1min_06-2012.csv
    ACE_Data_1min_07-2012.csv
    ACE_Data_1min_08-2012.csv
    ACE_Data_1min_09-2012.csv
    ACE_Data_1min_10-2012.csv
    ACE_Data_1min_11-2012.csv
    ACE_Data_1min_12-2012.csv
    ACE_Data_1min_01-2013.csv
    ACE_Data_1min_02-2013.csv
    ACE_Data_1min_03-2013.csv
    ACE_Data_1min_04-2013.csv
    ACE_Data_1min_05-2013.csv
    ACE_Data_1min_06-2013.csv
    ACE_Data_1min_07-2013.csv
    ACE_Data_1min_08-2013.csv
    ACE_Data_1min_09-2013.csv
    ACE_Data_1min_10-2013.csv
    ACE_Data_1min_11-2013.csv
    ACE_Data_1min_12-2013.csv
    Historical Transmission Information
    TOT1A32009Rev
    TOT1A32009Summary
    TOT1A32010Rev
    TOT1A32010Summary
    fTOT 5 Flow Calculators0109thru0309Post
    fTOT 5 Flow Calculators0409thru0509
    fTOT 5 Flow Calculators0609thru0809Post
    fTOT 5 Flow Calculators0909thru1209Post
    2006
    JAN-2006-MinuteData
    FEB28-2006-MinuteData
    MAR-2006-MinuteData
    APR-2006-MinuteData
    MAY-2006-MinuteData
    JUN-2006-MinuteData
    JUL-2006-MinuteData
    AUG-2006-MinuteData
    SEPT-2006-MinuteData
    OCT-2006-MinuteData
    NOV-2006-MinuteData
    DEC-2006-MinuteData
    2007
    PSCO-TOTS-MinuteData2007-dataonly.xlsx
    JAN-2007-MinuteData
    FEB28-2007-MinuteData
    MAR-2007-MinuteData
    APR-2007-MinuteData
    2008
    PSCO-TOTS-MinuteData2008-dataonly
    2009
    PSCO-TOTS-MinuteData2009-dataonly
    2010
    PSCO-TOTS-MinuteData2010-dataonly
    2011
    PSCO-TOTS-MinuteData2011-dataonly
    Transmission Plans
    2012 PSCo 10 Year Plan - 1/2/2013
    2011 PSCo 10 Year Plan/20 Year Assessment - 12/29/2011
    2010 PSCo 10 Year Plan/20 year Assessment - 12/3/2010
    The 2009 PSCo 10 year plan/ 20 year scenario assessment Nov 2009
    Psco Ten Year Transmission Plan 05/14/09
    FERC 890 Postings
    PSCo Attachment R Hyperlinks List - 11/9/12
    PSCo Order 890 Attachment R - 7/30/12
    PSCo Attachment R Contacts - 7/27/12
    CBM-TRM Postings - 6/03/14
    2011 Annual Report of Penalty Assessments and Distributions - 4/16/2012
    Network Resource-Initial Designation Form - 2/2/10
    Network Resource-Change Designation Form - 2/2/10
    Procedure for Sale or Assignment of Transmission Service - 11/24/09
    PSCo Penalty Assessments and Distributions - 7/7/09
  • Designated Network Resources

  • ATC Narratives

  • TTC Narratives

  • Forecasted and Actual Loads

  • Daily Load Underlying Assumptions - 7/16/08
    3rd Party Congestion Relief Offers - 7/16/08
    Customer Impact of Imbalance Recalculations (3/17/08-10/31/08) – 12/11/08
    PSCo Transmission Planning Process - 12/7/07
    FERC Order 890 Related Business Practices - 7/12/07
    Transmission Planning Strawman - 5/29/07
    Customer Requests
    PSCo-CCPG Stakeholder Comment Form - 7/25/13
    Request for economic studies - 4/1/2011
    Response to econ studies FINAL 4-1-2011 - 4/1/2011
    890-iea-awea-wra_request_letter_4-15-08
    awea response 8-5-08
    PSCo_Attachment_R_Econ_Study_Request-Form - 12/01/10
    Stakeholder Meetings
    FERC 890 Agenda Dec 2, 2008 - 10/31/08
    FERC 890 Stakeholder Meetings 2009 - 2/18/09
    FERC 890 2009 Stakeholder Meeting Agenda - 03/06/2009
    FERC 890 2009 Quarter 1 Presentation - 03/06/2009
    FERC 890 Agenda Dec 10, 2009 - 12/11/09
    FERC 890 2009 Quarter 4 Presentation - 12/11/09
    FERC 890 2010 1st Quarter Stakeholder Meeting Agenda - 10/28/2010
    FERC 890 2010 1st Quarter Stakeholder Meeting Presentation - 10/28/2010
    FERC 890 2010 4Q Agenda (Dec 2, 2010) - 12/01/2010
    FERC 890 2010 4Q Presentation (Dec 2, 2010) - 12/01/2010
    FERC 890 2011 1Q Agenda (Mar 31, 2011) - 3/30/2011
    FERC 890 2011 1Q presentation ( March 31, 2011) -3/30/2011
    FERC 890 2011 4Q Agenda (Dec 9, 2011) - 12/5/2011
    FERC 890 2011 4Q Presentation (Dec 9, 2011) - 12/5/2011
    FERC 890 2012 1st Quarter Agenda (3-8-2012 ) - 3/5/2012
    FERC 890 2012 1st Quarter Presentation (3-8-2012) - 3/5/2012
    FERC 890 2012 4Q Agenda (12-6-2012) - 11/27/2012
    FERC 890 2012 4Q Presentation (12-6-2012) - 11/28/2012
    FERC 890 2013 1Q Agenda (03-28-2013) - 02/21/2013
    FERC 890 2013 1Q Presentation(03-28-2013) - 03/26/2013
    Agenda FERC 890 4th Q 2013 (12-5-2013)
    FERC 890 4Q Presentation (12-5-2013)
    FERC 890 Q4 Meeting Minutes
    Agenda FERC 890 1st Q 2014 Draft
    FERC 890 Q1 Presentation (03-27-2014)
    FERC 890 Q1 Meeting Notes (03-27-2014)
    FERC OMOI Audit Results
    FERC OMOI Audit Results - 11/29/05
    RMAO Archive Data
    Messages - 11/9/05
    WestConnect
    WC Regional Pricing Business Practices - 3/18/10
    WC Regional Pricing Business Practices Effective April 1, 2010 - 3/18/10
    WestConnect Regional Tariff - 3/18/10
  • WestConnect Website

  • Deficiency Letter Response Data
    1min_instantaneous_and_15min_CMA
    Calculations
    1-Minute_ACE_Data.xls
    15-Minute_ACE_Data.xls
    Load Following.xls
    Spin_nonSpin_Flex.xls
    Regulation_Summary.xls
    Regulation_Data_Q4_2012.xls
    Regulation_Data_Q1_2013.xls
    Regulation_Data_Q2_2013.xls
    Regulation_Data_Q3_2013.xls
    Raw Data
    201210_Load_VER_1min.xls
    201211_Load_VER_1min.xls
    201212_Load_VER_1min.xls
    201301_Load_VER_1min.xls
    201302_Load_VER_1min.xls
    201303_Load_VER_1min.xls
    201304_Load_VER_1min.xls
    201305_Load_VER_1min.xls
    201306_Load_VER_1min.xls
    201307_Load_VER_1min.xls
    201308_Load_VER_1min.xls
    201309_Load_VER_1min.xls
    non-VER_201210_1min.xls
    non-VER_201211_1min.xls
    non-VER_201212_1min.xls
    non-VER_201301_1min.xls
    non-VER_201302_1min.xls
    non-VER_201303_1min.xls
    non-VER_201304_1min.xls
    non-VER_201305_1min.xls
    non-VER_201306_1min.xls
    non-VER_201307_1min.xls
    non-VER_201308_1min.xls
    non-VER_201309_1min.xls
    2min_instantaneous_and_30min_CMA
    Calculations
    2-Minute_ACE_Data.xls
    30-Minute_ACE_Data.xls
    Load Following_2min.xls
    Regulation_2min.xls
    Raw Data
    201210_Load_VER_2min.xls
    201211_Load_VER_2min.xls
    201212_Load_VER_2min.xls
    201301_Load_VER_2min.xls
    201302_Load_VER_2min.xls
    201303_Load_VER_2min.xls
    201304_Load_VER_2min.xls
    201305_Load_VER_2min.xls
    201306_Load_VER_2min.xls
    201307_Load_VER_2min.xls
    201308_Load_VER_2min.xls
    201309_Load_VER_2min.xls
    non-VER_201210_2min.xls
    non-VER_201211_2min.xls
    non-VER_201212_2min.xls
    non-VER_201301_2min.xls
    non-VER_201302_2min.xls
    non-VER_201303_2min.xls
    non-VER_201304_2min.xls
    non-VER_201305_2min.xls
    non-VER_201306_2min.xls
    non-VER_201307_2min.xls
    non-VER_201308_2min.xls
    non-VER_201309_2min.xls
    Miscellaneous Deficiency files
    Example_Item3.xls
    HistoricFlexReserves.xls



    The PSCO Deficiency Letter Response Data has been posted on 8/26/2014.
    ________________________________________________
    On 8/12/14 Xcel Energy will be meeting with PRPA and Black Hills at PRPA's offices to further discuss the potential of a joint Dispatch initiative. Xcel will also be discussing the attached draft changes to its OATT to facilitate Joint Dispatch. Posted 8/11/2014
    ________________________________________________
    On July 22, 2014 PSCo will be meeting with PRPA and Black Hills at the PRPA Headquarters to discuss the possibilities of developing a joint dispatch agreement. Posted 7/21/2014
    ________________________________________________
    The 2014 Q2 Transmission Study Metrics has been posted in the PSCo Performance Metrics/Transmission Study Metrics folder.
    2014 Q2 Study Metrics.pdf
    -- Posted 7/14/2014.
    ________________________________________________
    On June 23, 2014 PSCo will be meeting with PRPA and Black Hills in its Denver offices to discuss the possibilities of developing a joint dispatch agreement. Posted 6/18/2014
    ________________________________________________
    Effective immediately, Operating Guide PSC-PRO-PSCo O-008 Curtailment of Brush Units for 9406 or 9407 SOL has been posted in the System Information folder. Posted 6/4/2014
    ________________________________________________
    Effective immediately, the 2014 summer Transmission Reliablity Margin (TRM) updates have been posted to PSCo's Total Transmission Capability segments where applicable. The CBM-TRM Postings document is available to the left under the FERC 890 Postings folder. Posted 6/3/2014.
    ________________________________________________
    New point of receipt/delivery added: Henry Lake (HNLK). Posting ATC on the HNLK-PSCO and PSCO-HNLK paths on OASIS effective 5/29/2014. Posted 5/28/2014.
    ________________________________________________
    The FERC 890 2014 1st Quarter Presentation and Meeting Notes have been posted.
    Posted under FERC 890 Postings\Stakeholder Meetings.
    Posted 04/14/2014.
    ________________________________________________
    The document 'Process to Modify Rules, Standards and Practices not Described in the Xcel OATT' has been posted under the General Information folder. Posted 2/20/2014.
    ________________________________________________
    Agenda FERC 890 1st Q 2014 Draft.
    Posted under FERC 890 Postings\Stakeholder Meetings.
    Posted 02/07/2014.
    ________________________________________________
    Effective immediately, PSCo is now offering Yearly Network Extended transmission service on OASIS. Posted 2/6/2014.
    ________________________________________________
    PSCo FERC Order 784 Posting for 2014.
    Historical 2012 and 2013 ACE Data at 1 min and 10 min intervals.
    Posted under System Information\Historical BA Information.
    Posted 01/16/2014.
    ________________________________________________
    PSCo Transmission ownership Colorado 2014 map. Posted 01/10/2014.
    ________________________________________________
    Effective 01/13/2014, PSCo is offering intra-hour scheduling. See Intra-hour Transmission Reservations/Schedules Business Practice in the Business Practices, Waivers, and Exemptions folder for further information. Posted 1/7/2014.
    ________________________________________________
    The following documents have been posted under the General Information folder to the left:
    12- 2013- WP_A-2 (8) Support- 2011 456 Map - Amended
    12- 2013- WP_A-2 (9) Support- 2011 FERC Fees double exclusion
    12- 2013- PSCo Transmission Formula 2014 Estimated Rates-REVISED
    Posted 12/20/2013.
    ________________________________________________
    The FERC 890 2013 4th Quarter Meeting Minutes have been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 12/17/2013.
    ________________________________________________
    The FERC 890 2013 4th Quarter Meeting Agenda and presentation have been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 12/04/2013.
    ________________________________________________
    Effective 12/1/2013, the Public Notice of Contractual Conversion between PSCo and WAPA has been posted in the General Information folder.
    ________________________________________________
    Effective 11/15/2013, the 2013/14 Winter Transmission Reliablity Margin (TRM) updates have been posted to PSCo's Total Transmission Capability segments where applicable. The CBM-TRM Postings document is available to the left under the FERC 890 Postings folder. Posted 11/13/2013.
    ________________________________________________
    The following Transmission Study Metrics have been posted. The documents are available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left.
    Transmission Study Metrics 2009 Q3 updated.pdf
    Transmission Study Metrics 2009 Q4 updated.pdf
    -- Posted 10/24/2013.
    ________________________________________________
    The FERC 890 2013 4th Quarter Meeting Agenda has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 10/09/2013.
    ________________________________________________
    The 2014 Estimated Transmission Rates and supporting documentation have been posted. These documents are available under the General Information/2014 Estimated Rates-10/1/2013 folder to the left. Posted 10/1/2013.
    ________________________________________________
    Effective October 1, 2013, PSCo has revised its curtailment methodology for all non-firm transmission service curtailments to pro-rata. This change is to conform to FERC’s September 12, 2013 order in Docket Nos. ER13-1146-001 and ER13-1193-001 clarifying use of pro rata versus last in-first out (LIFO) curtailments under the non-discrimination provisions of the pro forma OATT.
    ________________________________________________
    New paths have been added and are now being posted on OASIS: MALTA-AU, MALTA-PSCO, and MALTA-SLVA. Posted 8/29/2013
    ________________________________________________
    PSCo-CCPG stakeholder comment form document has been posted. The document is available under the FERC 890 Postings/Customer Requests folder to the left. Posted 7/25/13.
    ________________________________________________
    City of Boulder Municipalization Plans Rebuttal document has been posted. The document is available under the General Information folder to the left. Posted 7/12/13.
    ________________________________________________
    The following Transmission Study Metrics have been posted. The documents are available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. 2013 Q2 Study Metrics.pdf -- Posted 7/2/2013.
    ________________________________________________
    Documents related to the 2012 Rates true-up have been posted. The documents are available under the General Information/2012 True-up Rates folder to the left. Posted 6/03/2013.
    ________________________________________________
    Effective 6/01/2013, the 2013 Summer Transmission Reliablity Margin (TRM) updates have been posted to PSCo's Total Transmission Capability segments where applicable. The CBM-TRM Postings document is available to the left under the FERC 890 Postings folder. Posted 6/03/2013.
    ________________________________________________
    The following Transmission Study Metrics have been posted. The documents are available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. 2010 Q2 Study Metrics.pdf; 2011 Q2 Study Metrics.pdf; 2011 Q3 Study Metrics.pdf; 2011 Q4 Study Metrics.pdf; 2012 Q2 Study Metrics.pdf; 2012 Q3 Study Metrics.pdf -- Posted 5/14/2013.
    ________________________________________________
    Effective 5/01/2013 at 00:00 MDT, the MOD-029 annual study report TTC results have been posted to OASIS offerings. TTC changed by more than 10% for the following Transmission segments: BOON-MIDW and MIDW-BOON; COMA-MIDW and MIDW-COMA; STVRN-PSCO and PSCO-STVRN; CRG-RFL and RFL-CRG; RFL-RFL; BOON-BOON115 and BOON115-BOON; COMA-READER and READER-COMA. Posted 4/30/2013.
    ________________________________________________
    The PSCo 2012 PBOP Filing has been posted. The document is available under the General Information folder to the left. Posted 4/1/2013.
    ________________________________________________
    The 2013 Q1 Transmission Study Metrics has been posted. The document is available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. Posted 4/1/2013.
    ________________________________________________
    The FERC 890 2013 1st Quarter Meeting Presentation has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 03/26/2013.
    ________________________________________________
    The PSCo OASIS Transmission Map has been revised to show WACM as the BA for the transmission segment of SHIPROCK345-FOURCORNE345 and FOURCORNE345-SHIPROCK345 effective immediately. The document is located under the System Information folder. Posted 3/22/2013.
    ________________________________________________
    The PSCo OASIS Transmission Map has been revised to include two additional POR/PODs: BOON115 and LAMR115. The document is located under the System Information folder. New paths associated with these points are now being offered on PSCo's OASIS. Posted 3/3/2013.
    ________________________________________________
    The Transmission Studies informational document has been modified. The document is available under the General Information folder to the left. Posted 2/27/2013.
    ________________________________________________
    The Joint Energy Dispatch Initiative 02-19-2013 meeting notes have been posted under the General Information folder. Posted 02/25/2013.
    ________________________________________________
    The FERC 890 2013 1st Quarter Meeting Agenda has been updated. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 2/21/2013.
    ________________________________________________
    The General Business Practices document has been revised to include the addition of a Yearly Sliding long-term point-to-point transmission service effective 3/04/2013. This document is under the Business Practices, Waivers, and Exemptions folder. Posted 2/18/2013.
    ________________________________________________
    A new Business Practice titled Preemption and Competition Module has been posted under the Business Practices, Waivers, and Exemptions folder effective 3/4/2013. Transmission Customers are advised to review. Posted 2/14/2013.
    ________________________________________________
    The 2013 PSCo state wide Transmission map has been posted. The document is available under the System Information folder to the left. Posted 2/12/2013.
    ________________________________________________
    A Joint Energy Dispatch Initiative meeting has been scheduled for the following: Date: Tuesday, Feb. 19th; Time: 1:00 PM - 3:00 PM; Place: Western's Loveland Office (5555 E. Crossroads Blvd. Loveland); Conference Line: (720) 962-7661 Code 21903#
    ________________________________________________
    The FERC 890 2013 1st Quarter Meeting Agenda has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 2/5/2013.
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    PSCo Transmission Operations has received a letter from a group of transmission customers requesting that the Transmission Providers in PSCo's region investigate creation of a network transmission arrangement. The "Joint Energy Dispatch Initiative Request" letter is available in the General Information folder. Posted 1/23/2013
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    Effective 01/23/2013, the Lamar to Boone Available Transfer Capability Calculation Business Practice has been posted in the Business Practices, Waivers, and Exemptions folder.Posted 1/22/2013.
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    Transmission rates as of 01/01/2013 can be found to the left in the folder: General Information/2013 Estimated Rates/ Sec. 2 a (i) Transmission Formula 2013 Estimated Rates (FINAL) document (on page 3 of 51). Originally posted 10/1/2012 and currently effective as of 1/1/2013.
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    The 2012 Q4 Transmission Study Metrics has been posted. The document is available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. Posted 1/4/2013.
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    The 2012 PSCo 10 Year Plan has been posted. The document is available under the System Information/Transmission Plans to the left. Posted 1/2/2012.
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    The SB 07-100 Transmission Plans have been posted. The document is available under the System Information folder to the left. Posted 12/4/2012.
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    The FERC 890 2012 4th Quarter Meeting Presentation has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 11/28/2012.
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    The FERC 890 2012 4th Quarter Meeting Agenda has been updated. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 11/27/2012.
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    The General Business Practices document has been revised and posted in the Business Practices, Waivers, and Exceptions folder, effective 12/1/2012. Posted 11/12/2012.
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    The PSCo Attachment R Hyperlinks List and the PSCo Order 890 Attachment R have been posted. The documents are available under the FERC 890 folder to the left. Posted 11/9/2012.
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    Effective 11/01/2012, the 2012 Winter Transmission Reliablity Margin (TRM) updates have been posted to PSCo's Total Transmission Capability segments where applicable. The CBM-TRM Postings document is available to the left under the FERC 890 Postings folder. Posted 10/31/2012.
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    As of January 01, 2013 the PSCo OASIS Transmission System Model will be revised to no longer have a POD of GJCT. The GJCT POD served as a PSCo network load tag point adjacent to the sink of GJCT. The sink point of GJCT will be moved to be adjacent to the POD of RFL. This change is to faciliate a streamlined tagging structure for the PSCo network load west of TOT 5. Posted 10/29/2012.
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    The FERC 890 2012 4th Quarter Meeting Agenda has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 10/24/2012.
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    The 2012 Q3 Transmission Study Metrics has been posted. The document is available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. Posted 10/4/2012.
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    The 2013 Estimated Transmission Rates and supporting documentation have been posted. These documents are available under the General Information/2013 Estimated Rates-10/1/2012 folder to the left. Posted 10/1/2012.
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    The revised General Business Practices have been posted in the Business Practices, Waivers, and Exceptions folder and are effective 10/1/2012. Posted 9/18/2012.
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    The 'PSCo Transmission Rates Effective July 1, 2011 Revised' and the 'PSCo Transmission Rates Effective June 1, 2012 Revised' documents have been posted. These documents are available under the General Information folder to the left.
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    On 9/5/2012, PSCo Commercial Operations personnel received a tour of the Transmission Operations floor at Lookout Center. The tour was allowed due to Lookout Center being vacated for remodel. No real-time BES data, displays, or information was shared or available. Posted 9/10/2012
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    Effective 9/1/2012 at 00:00 MDT, the PSCO-TOT5E, TOT5E-TOT5W, and TOT5W-RFL segment TTCs have been decreased by greater than 10% to 388MW. Posted 8/29/2012.
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    The PSCo Attachment R Hyperlinks List and the PSCo Order 890 Attachment R have been posted. The documents are available under the FERC 890 folder to the left. Posted 8/6/2012.
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    The PSCo state wide Transmission map has been posted. The document is available under the System Information folder to the left. Posted 8/6/2012.
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    The PSCo Contacts document has been updated. The document is available FERC 890 Postings folder to the left. Posted 7/27/2012.
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    The 2012 Q2 Transmission Study Metrics has been posted. The document is available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. Posted 7/3/2012.
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    Effective 6/06/2012 at 00:00 MDT, the LAMR230-BOON segment TTC has been decreased by greater than 10% to 196MW. Posted 6/5/2012.
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    Effective immediately, the 2012 Summer Transmission Reliablity Margin (TRM) updates have been posted to PSCo's Total Transmission Capability segments where applicable. The CBM-TRM Postings document is available to the left under the FERC 890 Postings folder.Posted 6/01/2012.
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    Effective 5/23/2012 at 00:00 MDT, the MOD-029 annual study report results for 2012 have increased TTC by more than 10% for the following Transmission segments: PAWN-STY and STY-PAWN = 613MW, PSCO-PAWN and PAWN-PSCO = 1986MW, COMA-PSCO = 3428MW. Posted 5/21/2012.
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    The Service Agreements and Transmission Studies informational documents have been posted. The documents are available under the General Information folder to the left. Posted 5/1/2012.
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    The WECC Seasonal assessment for the PSCo BA Summer 2012 has been posted. The document is available under the System Information folder to the left. Posted 4/24/2012.
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    The PSCo Transmission Rates effective June 1, 2012 have been posted. The document can be found in the General Information Folder to the left. Posted 4/19/2012
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    The 2011 Annual Report of Penalty Assessments and Distributions has been posted. The document is available under the FERC 890 Postings folder to the left. Posted 4/16/2012.
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    The 2012 Q1 Transmission Study Metrics has been posted. The document is available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. Posted 4/5/2012.
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    The FERC 890 2012 1st Quarter Meeting Agenda and the 1st Quarter Presentation have been posted. The documents are available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 3/7/2012.
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    The LAMR230-BOON segment TTC has been revised to 248mw reflecting PSCo total available capacity and Committed Use revised to 237mw reflecting total output capability of Co. Green and Twin Buttes designated network resources for PSCo. Posted 2/13/2012.
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    The 2012 Q1 Transmission Planning FERC 890 Meeting Agenda has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 2/13/2012.
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    The 2011 Q4 Transmission Study Metrics has been posted. The document is available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. Posted 1/5/2012.
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    The 2011 PSCo 10 Year Plan/20 Year Assessment has been posted. The document is available under the System Information/Transmission Plans to the left. Posted 12/29/2011.
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    The 2011 Q4 Transmission Planning FERC 890 Meeting Agenda and presentation have been posted. The documents are available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 12/5/2011.
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    The 2011 Winter Transmission Reliablity Margin(TRM)update has been posted. Available under the FERC 890 Postings folder, CBM-TRM Postings document to the left. Posted 11/21/2011.
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    The 2011 Q4 Transmission Planning FERC 890 Meeting Agenda has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 10/24/2011.
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    The 2011 Q3 Transmission Study Metrics has been posted. The document is available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. Posted 10/6/2011.
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    Historical Transmission Information has been posted for years 2006 through 2011. These documents are available under the System Information/Historical Transmission Information folder to the left. Posted on 8/12/2011.
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    On July 29, 2011 at 15:49:19, a Transmission Operations employee incorrectly annulled Transmission Service Request (TSR) #75169159. This TSR’s original stop date/time was 2020-01-01; therefore a new TSR #75997108 was created and confirmed to replace the annulled TSR. Posted on 8/09/2011.
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    The 2011 Q2 Transmission Study Metrics has been posted. The document is available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. Posted 7/6/2011.
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    The TOT 7 Limits for Summer 2011 have been posted. available under the System Information folder to the left. Posted 5/31/2011.
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    The PSCo Transmission Rates effective June 1, 2011 have been posted. available under the General Information folder to the left. Posted 5/13/2011.
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    The 2011 Q1 Transmission Study Metrics has been posted. The document is available under the PSCo Performance Metrics/Transmission Study Metrics folder to the left. Posted 4/6/2011.
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    Request for economic studies and Response to econ studies have been posted. The documents are available under the FERC 890 Postings/Customer Requests folder to the left. Posted 4/1/2011.
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    The FERC 890 2011 1st Quarter Meeting presentation has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 3/30/2011.
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    The FERC 890 2011 1st Quarter Meeting Agenda has been updated. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 3/30/2011.
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    New documents posted: PSCo ATCID, PSCo CBMID, PSCo TRMID. The document is available under the ATC Information Link folder to the left. Posted 3/24/2011.
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    The 2011 Q1 Transmission Planning FERC 890 Meeting Agenda has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 2/21/2011.
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    The 2010 Q3 Transmission Study Metrics has been posted. The document is available under the General Information folder to the left. Posted 1/26/2011.
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    The 2010 Q4 Transmission Study Metrics has been posted. The document is available under the General Information folder to the left. Posted 1/26/2011.
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    The TOT1A32010rev detail has been posted. The document is available under the System Information/Historical Transmission Information folder to the left. Posted 1/10/2011.
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    The TOT1A32010 Summary has been posted. The document is available under the System Information/Historical Transmission Information folder to the left. Posted 1/10/2011.
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    The TOT1A32009rev detail has been posted. The document is available under the System Information/Historical Transmission Information folder to the left. Posted 1/10/2011.
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    The TOT1A32009 Summary has been posted. The document is available under the System Information/Historical Transmission Information folder to the left. Posted 1/10/2011.
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    The 2010 PSCo 10 Year Plan/20 Year Assessment has been posted. The document is available under the System Information/Transmission Plans to the left. Posted 12/3/2010.
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    The PSCo state wide Transmission map has been posted. The document is available under the System Information foder to the left. Posted 12/3/2010.
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    A new Econ Study Request form has been posted. The document is available under the Customer Requests folder to the left. Posted 12/01/10.
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    The FERC 890 2010 4th Quarter Meeting Agenda has been updated. The document is available under the FERC 890 Postings folder to the left. Posted 12/01/10.
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    The FERC 890 PSCo Points of Contact document has been posted. The document is available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 8/29/10.
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    The FERC 890 2010 4th Quarter Meeting Agenda has been posted. The document is available under the FERC 890 Postings folder to the left. Posted 8/29/10.
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    The FERC 890 2010 1st Quarter Stakeholder Meeting Agenda and the FERC 890 2010 1st Quarter Stakeholder Meeting Presentation have been posted. The documents are available under the FERC 890 Postings/Stakeholder Meetings folder to the left. Posted 8/28/10.
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    The PSCo Planning Authority Responsibilities Dated 10-22-2010 has been posted. The document is available under the General Information folder to the left. Posted 8/28/10.
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    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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