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  • Performance Metrics
    Transmission Study Metrics (per 001-13.1.3(a))
    Study Metrics 2007
    Study Metrics 2008
    Study Metrics 2009
    Study Metrics 2010
    Study Metrics 2011
    Study Metrics 2012
    Study Metrics 2013
    Study Metrics 2014
    Study Metrics 2015
    Study Metrics 2016
    Transmission Service Request Metrics (per 001-13.
    Transmission Service Request Metrics (per 001-13.1.3(b))
    Redispatch Cost (per
    Redispatch Cost (per
    Business Practices, Waivers, and Exemptions
    Business Practices
    Business Practice Table of Contents
    Section 1 (Ancillary Services)
    Section 2 (Capacity Benefit Margin)
    Section 3 (Colstrip Transmission Items)
    Section 3A (Colstrip Portal)
    Section 3B (Joint Colstrip Transmission Business Practice)
    Section 4 (ColumbiaGrid OASIS)
    Section 5 (Credit Transmission Policy)
    Section 6 (Curtailment of Firm Service)
    Section 7 (Designation of Network Resources - PRE 676-H)
    Section 8 (Interim Resource Undesignation - PRE 676-H)
    Section 9 (Interruption of Non-Firm)
    Section 10 (Narratives Regarding ATC Changes)
    Section 11 (Redispatch Cost Information)
    Section 12 (Reservation Timing Requirements)
    Section 13 (Reserving and Scheduling Service)
    Section 13A (15 minute timing requirements)
    Section 13B (Discounts)
    Section 13C (Use of TSN)
    Section 14 (Reassignment Resale Transfer)
    Section 15 (Transmission Services Available)
    Section 16 (Transmission and Interconnection Studies)
    Section 17 (Extension of Commencement of Service)
    Section 18 (section intentionally left blank)
    Section 20 (Discretionary Actions under Tariff (358.5(c)(4)))
    Section 21 (Common Employees (358.4(b)(3)(iii)))
    Section 22 (Emergency Circumstances Deviations (358.4(a)(2)))
    Section 23 (NITS Business Practice - POST 676-H Implementation)
    Proposed Business Practices
    Request for Comment
    ATC Information
    ATCID (per MOD-001, per 001-13.1.5)
    CBMID Version 2 (Effective April 1, 2013)
    TRMID Version 2 (Effective April 1, 2013)
    CBM Implementation Document (per MOD-004-1, per 001-13.1.5)
    TRM Implementation Document (per MOD-008-1, per 001-13.1.5)
    ATC Methodology Contact (as required by Standard WEQ-001-16)
    Load Forecast Descriptive Statement (as specified in Standard WEQ-001-17.6.5)
    Postback Methodology
    Flowgate Methodology (only for those using Flowgate analysis)
    Standards of Conduct
    Contemporaneous Disclosure (358.7(a)(1)&(2))
    Voluntary Consent to Share Non-Affiliated Customer Information (358.7(c))
    Written Procedures for Implementation (358.7(d))
    Affiliate Information (358.7(e)(1))
    Shared Facilities (358.7(e)(2))
    Potential Merger Partners (358.7(e)(3))
    Organizational Charts and Job Descriptions (358.7(f)(1))
    Employee Transfers (358.7(f)(2))
    Posting of Waivers (358.7(i))
    Chief Compliance Officer (358.8(c)(2))
    OASIS Notices
    2-10-2011 OASIS Updating Notice
  • Discretion

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  • CEII
    CEII Non-Disclosure Agreement
    CEII OASIS Paragraph
    CEII Procedures
    CEII Request Form
    Customer News
    NITS Conversion Notice 12.9.16
    2008 OASIS News
    2009 OASIS News
    2010 OASIS News
    2011 OASIS News
    2012 OASIS News
    2013 OASIS News
    2014 OASIS News
    2015 OASIS News
    2016 OASIS News
    INFORMATIONAL NOTICE - No NF Refunds (8-8-12)
    FERC Filings
    2006 September
    Tariff Revisions
    2007 April (Optional 205 Filing)
    Optional 205 Filing
    2007 July (Order 890 Compliance Filing)
    OATT Filing
    Order 890 Compliance Filing
    Section 205 Filing
    2007 September (Attachment C Filing)
    206 Filing - Attachment C
    2007 December (Attachment K)
    Attachment K
    2008 March (Order 890 Compliance Filing)
    OATT Redline Changes
    Order 890 Compliance Filing #2
    Section 30 Undesignation Practices
    2008 May (2007 Operational Penalties)
    2007 Operational Penalties
    2008 September (Order 890-B Compliance Filing)
    FERC Order 890-B Compliance Filing
    2008 October (Attachment K filing)
    Attachment K Compliance Filing
    2009 May (Penalty Assessment)
    2008 Penalty Assessments
    2009 October (Rate Filing)
    Exhibit AVA-100 - Thies Testimony
    Exhibit AVA-200 - McKenzie Testimony
    Exhibit AVA-300 - Schlect Testimony
    Exhibit AVA-500 - Statements AA-BM
    Exhibit AVA-600 - Rate Comparison
    Exhibits AVA-400-409 - Avera Testimony
    Revised Tariff Sheets - Clean
    Revised Tariff Sheets - Redline
    Service List
    Transmittal Letter
    2010 July (Changes to PTP Agreement)
    Changes to PTP Agreements
    2010 September (Revised Service Agreements)
    FERC Filing - Revised Form of Service Agreements
    Redlined form of Service Agreement
    Revised Form of Service Agreement
    2010 December (15 minute scheduling)
    Tariff Revisions
    2011 June (LGIA Revisions)
    OATT LGIA Revisions Filing
    2011 September (NITSA Filings)
    9-29-2011 NITSA Filing
    2012 June (Order 890 - Ancillary Services)
    Tariff Revisions - Clean
    Tariff Revisions - Redline
    Transmittal Letter
    2012 October (Order 1000)
    Avista Attachment K Filing (10-11-12)
    Avista Filing of PEFA Rate Schedule (10-11-12)
    2013 November (Order 764)
    Order 764 - 15 minute scheduling (11-4-2013)
    2013 December (Order 784)
    FERC Generated PDF of filing
    Order 784 - Clean Tariff Filing
    Order 784 - Marked Tariff Filing
    2013 December (Order 1000)
    12-17-13 Order 1000 Compliance Transmittal Letter
    Clean Attachment K
    Marked Attachment K
    Order 1000 Functional Agreement
    2014 November (Order 1000)
    Avista Order 1000 Attachment K Filing
    Avista Order 1000 Functional Agreement Filing
    2014 December (676-H)
    Avista 676-H Filing (12-1-2014)
    2014 December (792)
    Avista Order 792 Filing
    2015 February (Order 1000)
    Avista Attachment K Filing
    2015 March (Annual Penalty Filing)
    2015 Annual Penalty Filing letter
    2015 June (Order 1000)
    6-15-15 Avista Order 1000 Transmittal Letter
    6-15-15 Clean Attachment K
    6-15-15 Redline Attachment K
    6-15-15 Second Amended Order 1000 Agmt Clean Avista Rate Sched CG2
    6-15-15 Second Amended Order 1000 Agrmt Redline Avista Rate Sched CG2
    2016 February (NITSA Low Voltage Filing)
    2016 BPA NITSA Low Voltage Facility Charges
    2016 April (Order 1000)
    4-4-16 Attachment K Compliance Filing
    4-4-16 Compliance Filing Letter
    4-4-16 Order 1000 Agreement Compliance Filing
    2016 June (Cost of Capacity)
    2016 June (Cost of Capacity)
    FERC Order 890
    Att. K Presentation 102407
    ColumbiaGrid PEFA
    ColumbiaGrid Planning Strawman
    Draft Attachment K
    Stakeholder Consultation Ltr. - 051007
    Strawman Cover Letter
    Integrated Resource Plan
    2007 Native Load IRP Table
    2007 Native Load IRP Table w/Rev
    2009 IRP Agenda - June 24, 2009
    2009 IRP Meeting - March 25, 2009
    2009 IRP Meeting Announcement
    2009 IRP Posting Notice
    2009 IRP Transmission Request
    2009 Native Load IRP Table
    2010 IRP TAC Meeting Notice
    2010 IRP TAC Meeting Presentation
    2011 IRP Follow Up Meeting
    2011 IRP Posting Notice
    2011 Native Load IRP Table
    2013 IRP Generation Study (Benewah)
    2013 IRP Generation Study (Cabinet Gorge)
    2013 IRP Generation Study (Long Lake)
    2013 IRP Generation Study (Monroe Street)
    2013 IRP Generation Study (Nine Mile HED)
    2013 IRP Generation Study (Post Falls)
    2013 IRP Generation Study (Upper Falls)
    2013 IRP TAC Presentation (February)
    2013 Native Load IRP Table
    2013 Native Load IRP Table w/ Rev
    2014 IRP Interconnection Study
    IRP Customer News
    Interconnection Requirements
    Facility Connection Requirements
    Transmission Line Interconnection Application Form
    Generation Interconnection Process
    Flow Chart
    GIP Queue
    Generation Interconnection Process
    LGIP Application (DOCX)
    LGIP Application (PDF)
    Market Power Analysis
    NWPP SIL Study 2013
    Affidavit NWPP
    NWPP SIL Study Version 5
    SIL Study 2010
    BPA Simultaneous Import Limit (5-11-2010)
    Grant Simultaneous Import Limit (5-24-2010)
    Market Power Analysis
    System Import Limit (5-5-2010)
    Network Customer Information
    NITS Conversion Notice 12.9.16
    NITS Implementation Practices
    Provider Information
    NF Refunds Informational Notice
    3rd Party Congestion Relief 18 CFR 37.6(h)(4)(j)(1)
    AVA OASIS Stick Diagram
    OATI OASIS Access Limitations
    Redispatch Information CFR 37.6 (h)(4)(j)(2)
    Registration Procedures
    Transmission Offerings
    BPATPUD Documents
    BPATPUD Letter Agreement (August 2011)
    BPATPUD Reservations and Scheduling Practices
    Hot Springs Documents
    Hot Springs (AMPS) Capacity Management Agreement
    Hot Springs - FAQ
    Hot Springs Interim Tagging Protocol
    Scheduling News/Tagging Examples
    Lolo - Walla Walla - Wanapum Documents
    MOU Lolo-Walla Walla-Wanapum
    Montana Intertie Documents
    2-16-11 Notice of Montana Intertie Change
    Montana Intertie Scheduling Practices (7/1/2011)
    Study Metrics
    Study Metrics 2007
    Study Metrics 2008
    Study Metrics 2009
    Study Metrics 2010
    Resource Designation-Undesignation - PRE-676-H
    NITS Conversion Notice 12.9.16
    Designated Resources Listing (only current through 4/1/2016)
    Permanent Off System Contract Forms
    AVWP - Priest Rapids Project Contract (1-3-2014)
    Permanent On System Contract Forms
    AVWP - Community Solar (9-3-15)
    AVWP - Hydro Tech Systems Contract (3-1-14)
    AVWP - Lancaster (1-3-2014)
    System Planning/Studies
    Available Studies
    Colstrip Study Notice (10/21/09)
    Interconnection Potential at Rathdrum
    Interconnection Potential at Rathdrum and Rosalia
    July 2010 Preliminary Analysis
    Wind Integration
    Attachment K Materials
    2012 Local Planning Report Update (SECURED w/ CEII)
    2012 Local Planning Report Update (w/o CEII)
    2013 Local Planning Report
    2013 Local Planning Report (Appendicies)
    2014 Local Transmission Plan Update Meeting - Presentation
    2014 Local Planning Report - Project Update List
    2015 Local Planning Report (w/o CEII)
    2016 Local Planning Report - Project Update List
    2016 Local Transmission Plan Update Meeting - Presentation
    2016 Local Transmission Plan Update Meeting - Attendance List
    Past years documents
    2008 Local Planning Report (with CEII footnote)
    2008 Local Planning Report (without CEII)
    2009 Local Planning Report (with CEII footnote)
    2009 Local Planning Report (without CEII)
    2010 Local Planning Report Update (September 2010)
    2011 DRAFT Local Planning Report
    Economic Planning Studies
    Othello Area Wind Integration Potential
    2014 Avista Near-term Transfer Capability Assessment
    2015 Avista Near-term Transfer Capability Assessment
    2016 Avista Near-term Transfer Capability Assessment
    TP-SPP-04 Data for Power System Modeling and Analysis
    Meeting Notices
    Att K 042909 Meeting Notice
    Network Opr Com 100208 Mtg Notice
    Att K 100208 Meeting Notice
    Att. K 050608 Meeting Notice
    System Assessment
    2014 Avista System Planning Assessment
    2014 Avista System Planning Assessment - Appendix B
    2014 Avista System Planning Assessment - Appendix C-E
    2015 Avista System Planning Assessment
    2015 Avista System Planning Assessment - Appendix B
    2015 Avista System Planning Assessment - Appendix C-E
    2016 Avista System Planning Assessment
    2016 Avista System Planning Assessment - Appendix B
    2016 Avista System Planning Assessment - Appendix C-E
    WECC Coordinated PG&E 500 kV Project
    Avista Phase I Presentation
    Feb. 29 PG&E Slide Presentation
    Feb. 29 Phase I Draft Rating Study
    Feb. 29 Spokane Slide Presentation
    Feb. 29, 2008 Agenda
    Phase 1 Rating, Planning and Studies (0708)
    Phase I Letter Dec 2007
    Notice - Possible Tariff Amendments (11-18-2011)
    Regulatory Links
    Order 784 ACE Data
    2013 January ACE Data
    2013 February ACE Data
    2013 March ACE Data
    2013 April ACE Data
    2013 May ACE Data
    2013 June ACE Data
    2013 July ACE Data
    2013 August ACE Data
    2013 September ACE Data
    2013 October ACE Data
    2013 November ACE Data
    2013 December ACE Data
    2014 January ACE Data
    2014 February ACE Data
    2014 March ACE Data
    2014 April ACE Data
    2014 May ACE Data
    2014 June ACE Data
    2014 July ACE Data
    2014 August ACE Data
    2014 September ACE Data
    2014 October ACE Data
    2014 November ACE Data
    2014 December ACE Data
    2015 January ACE Data
    2015 February ACE Data
    2015 March ACE Data
    2015 April ACE Data
    2015 May ACE Data
    2015 June ACE Data
    2015 July ACE Data
    2015 August ACE Data
    2015 September ACE Data
    2015 October ACE Data
    2015 November ACE Data
    2015 December ACE Data
    2016-01 ACE
    2016-02 ACE
    2016-03 ACE
    2016-04 ACE
    2016-05 ACE
    2016-06 ACE
    2016-07 ACE
    2016-08 ACE
    2016-09 ACE
    2016-10 ACE
    2016-11 ACE
    2016-12 ACE

    Welcome to AVAT OASIS

    Link to the Avista Utilities public website

    Report bad links to or 509-495-4819

    Real-time System Operations 509 495 4105
    OASIS Preschedule and ATF Desk 509 495 4819
    Kenny Dillon - Transmission Contracts Analyst 509 495 4436
    Randy Gnaedinger - Transmission Contracts Analyst 509 495 2047
    OATI Help Desk 763 201 2020



    Please take notice that Avista Corporation will hold its Attachment K Local Planning Process "Year Two" Local Transmission Plan Update Meeting ("Meeting #3") on December 15, 2016 in the Avista corporate headquarters building at 1411 East Mission Avenue, Spokane, Washington. The meeting will take place starting at 9:30 am until all required material has been covered. All customers and interested persons are invited to attend. The 2016 Local Planning Report Update will be posted on the Avista OASIS under System Planning/Studies -> Attachment K Materials folder and may be available by email (subject to confidentiality requirements).

    This year's Attachment K meeting will be held in conjunction with Avista's Network Operating Committee meeting. The Network Operating Committee meeting will contain more information applicable to Avista's Network Intergration Transmission Service customers and Interconnection Customers, and is expected to begin around 10:15 am. Participation will be limited to current Network or Native Load transmission customers or Interconnection Customers.

    Attendees are requested to RSVP, with number of participants, by sending an email referencing Attachment K Meeting to prior to the meeting. Please feel free to contact Kenneth Dillon at (509) 495-4436 or if you have any questions.


    Revised 6/22/2016 - Posted 5/10/2016

    Per OATI, as part of transitioning to webSmartOASIS, access to webOASIS in the Demo environment will be disabled on Thursday, May 12, 2016.

    webOASIS and webSmartOASIS will continue to run in parallel operation in the production environment until September 14, 2016, when webSmartOASIS will run as a solo operation.


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