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December 5, 2025

battery storage

CAISO
CAISO Foresees Sufficient Resources for Normal Summer Conditions
California expects to meet its peak demand this summer under most weather conditions due to thousands of megawatts of new energy resources — almost all battery storage.
CEC
CEC Approves 3 IRPs, Decreases Battery Storage Project Size

The California Energy Commission approved three integrated resource plans for publicly owned utilities as the state prepares the grid to meet peak loads this summer.

Shutterstock
PJM Stakeholders Discuss How to Increase Storage Development
A panel of storage developers, regulators and RTO representatives discussed the roadblocks holding back the growth of battery storage installations in PJM.
Z22, CC-BY-SA 4.0, via Wikimedia Commons
FERC Approves Mass. Distribution Fees for Energy Storage Systems
FERC approved filings by two Massachusetts utilities establishing distribution fees for standalone electric energy storage systems that connect to the distribution system but participate in ISO-NE wholesale markets.
© RTO Insider 
Calif. Officials Approve New Safety Measures for Battery Storage
The California Public Utilities Commission voted to approve stricter safety standards on battery storage facilities following a series of incidents at battery facilities.
EIA
Solar, Batteries Expected to Lead 2025 Grid Additions
The U.S. Energy Information Administration projects 2025 additions of 32.5 GW of solar, 18.2 GW of storage, 7.7 GW of wind, 4.4 GW of gas and 0.2 GW of all other forms of generation.
PJM
PJM MRC Briefs: Sept. 25, 2024
About four years after PJM stakeholders shelved deliberations on rules around how battery storage can be used to address transmission constraints, the topic has been reopened.
NREL
Report Finds Mass. Storage Programs Falling Short on Equity
Massachusetts has some of the strongest incentives for storage resources in the country, but its storage programs are lagging in their focus on equity and environmental justice, according to a report.
ACP
Clean Power Installations Hit Record for Second Quarter, ACP Says
Clean energy developers set a record for the second quarter with 11 GW of installations – up 91% from the same three months last year.
Shutterstock
Counterflow: Back to the Future
After writing 90 columns over 10 years, Steve Huntoon looks back at what he might have gotten right or gotten wrong.

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