FY 2026 – Annual Charges
- Notification (PDF 142KB)
- Scheduling, System Control & Dispatch (PDF 65KB)
- Reactive Supply & Voltage Control (PDF 70KB)
- Regulation & Frequency Response (PDF 71KB)
FY 2025 – Annual Charges
- Notification (PDF)
- Scheduling, System Control & Dispatch (PDF)
- Reactive Supply & Voltage Control (PDF)
- Regulation & Frequency Response (PDF)
FY 2024 – Annual Charges
Annual Charges
- Notification (PDF)
- Scheduling, System Control & Dispatch (PDF)
- Reactive Supply & Voltage Control (PDF)
- Regulation & Frequency Response (PDF)
FY 2023 – Annual Charges
- Notification (PDF)
- Scheduling, System Control & Dispatch (PDF)
- Reactive Supply & Voltage Control (PDF)
- Regulation & Frequency Response (PDF)
FY 2022
Ancillary Services Rate Process – WAPA-200
- Proposed Extension of Formula Rates under Federal Register Notice WAPA-200 [federalregister.gov]
- Rate Order under Federal Register Notice WAPA–200 [federalregister.gov]
Annual Charges
Last modified on September 10th, 2026