One Transmission Rate – Historical years

Rate Calculations

FY 2026

Final Rates

• Notice of Rates (PDF 171KB)
• Supporting Documents (PDF 94KB) – FY2026

Rates and Charges Meeting  (June 18, 2025)

• Announcement (PDF)
• Meeting Presentation with Proposed Rate (PDF 2.4MB)
• Parker-Davis Project Generation

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FY 2025

Final Rates

• Notice of Rates (.PDF)
• Supporting Documents (.PDF) – FY2025

Rates and Charges Meeting  (July 10, 2024)

• Announcement (.PDF)
• Meeting Presentation with Proposed Rate (.PDF)
• Parker-Davis Project Generation

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FY 2024

Final Rates

• Supporting Document (.PDF) – FY2024

Public Process – WAPA-209

• Final Rate Order (.PDF)
• Public Process

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Fiscal Year 2024

Rate calculations

• FY24 Supporting Documents (PDF)

Formal process

• Final Fe​​​deral ​Register Notice (PDF)​​​
  • Notification
  • Final Rate Schedules
    • DSW-FT1 (PDF)
    • DSW-NFT1 (PDF)
    • DSW-NTS1 (PDF)
    • PD-F8 (PDF)
    • PD-FCT8​ (PDF)
• Proposed Fe​​​deral ​Register Notice (PDF)​​​
  • Notification (PDF)
  • Proposed Rate Schedules
    • ​​DSW-FT1​ (PDF)
    • DSW-NFT1​ (PDF)
    • DSW-NTS1​ (PDF)
    • PD-F8​ (PDF)
    • ​PD-FCT8 (PDF)​​​​
• ​​Public Information Forum (August 7, 2023 at 10 a.m. MST/PDT)​
  • ​Presentation (PDF)​​
  • Transc​ript (PDF)
  • Comments and Responses​ (PDF)
• ​​​Public Comment Forum (August 29, 2023 at ​10 a.m. MST/PDT)
  • OTR PCF presentation ​(PDF) 
  • Tran​script​ (PDF)
• Written Comments
  • Griffith Energy (PDF)
  • CAWCD (PDF)

Information

• OTR Brief (PDF)
• Projects Fact Sheet​ (PDF)
• FAQs​​​ (updated 2-8-2023)​​
• Customer Analysis Workbook​ (updated 2-27-2023)
• OTR Recomm​enda​tion Memo (signed 2-8-2023)

Meetings

November 3, 2022: Work Group Meeting

• Announcement (PDF)​​​
• Presentatio​n​​​ (PDF)
• Single System Projections (PDF) (updated 11-3-2022)
• Meeting Notes​ (PDF)

April 12, 2022: Work Group Meeting

• Announcement (PDF)​​
• Presentatio​n​​ (PDF)
• Meeting Notes​ (PDF)

March 3, 2022: Work Group Meeting (canceled)

• Announcement (PDF)
• Cancellation (PDF)

Additional resources

• CRSP/DSW Combined Transmission System Rate (PDF) (proposed 2020)
• DSW Multiple System Transmission Rate Process (PDF) (proposed 2005)