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December 20, 2025

Hydropower

© RTO Insider 
BPA Triggers $40M Surcharge Following Low Water Years

The Bonneville Power Administration announced it has triggered a $40 million surcharge to rebuild financial reserves depleted after three years of low water, saying the move could lead to an annual average effective rate increase of 2.2% for most power sales.

Highview Power
IESO Drops Termination Option for Long Lead-time RFP

Responding to opposition from suppliers, IESO said it will not include a termination option in its procurement for long lead-time resources.

Hydro-Québec
ISO-NE Discusses Final Sensitivities for Economic Study
ISO-NE presented the final stakeholder-requested sensitivities for its 2024 Economic Study, discussing the potential effects of adding 3.9 GW of hydropower to the Hydro-Québec system.
Corre Energy/Long Duration Energy Storage Council
IESO Open to Broader Range of Storage Technologies in Long Lead-time Procurement
IESO is considering a broader range of long-duration energy storage technologies in its upcoming long lead-time procurement (but will not include hydroelectric redevelopments, officials told stakeholders.
U.S. Army Corps of Engineers
Tribes Urge FERC to Reject Wright’s Hydropower NOPR
Tribes asked FERC to reject a proposal from Energy Secretary Chris Wright to reverse a 2024 rule change that required consultation with them over hydropower projects proposed on their lands.
© RTO Insider LLC
Overheard at the 2025 Ontario Energy Conference
The Ontario government’s efforts to align IESO and the Ontario Energy Board to make the province an energy “superpower” was the dominant theme at the 2025 Ontario Energy Conference.
Duke Energy
Duke Asks for More Gas and Batteries, Delayed Coal Retirements to Meet Demand
Duke Energy filed its long-range plan with the North Carolina Utilities Commission, calling for more natural gas-fired generation and batteries while keeping existing coal plants online to meet accelerated demand for electricity.
Corre Energy/Long Duration Energy Storage Council
IESO Ups Capacity Target for Long Lead-Time Resources

IESO has increased the capacity target for its planned solicitation for long lead-time resources, even as it acknowledges questions about the need for the procurement.

PacWave
BPA Inks Agreement to Purchase Wave Energy
The Bonneville Power Administration has entered a five-year power purchase agreement to buy wave energy from a test facility managed by Oregon State University, the agency said in an announcement.
Shutterstock
CPUC Shifts More Attention to DR with New Rulemaking

The California Public Utilities Commission is preparing to overhaul its demand response programs, policies and data systems to ensure uniform DR standards statewide and better position the Golden State to meet its energy policy and emissions goals.


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