Energy Storage

  • U.S. Secretary of Energy Chris Wright speaks at the Conservative Political Action Conference
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    Andrew Harnik via Getty Images
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    The week in 5 numbers: DOE slashes clean energy funding following coal ‘investment’

    Plus PJM’s data center woes, record storage deployment and new generation additions.

    By • Oct. 3, 2025
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    Justin Sullivan via Getty Images
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    Utility conferences to watch in 2026

    See our annual list of notable power-sector conferences where industry leaders will share knowledge in a rapidly-changing landscape. 

    By • Oct. 1, 2025
  • A battery storage system. Explore the Trendline➔
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    Melissa Sue Gerrits via Getty Images
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    Trendline

    Energy Storage

    The proliferation of energy storage in everything from utility-scale batteries to electric vehicles is a driving force in the transition to a cleaner, more distributed power system. This trendline includes the best Utility Dive reporting on this dynamic sector.

    By Utility Dive staff
  • A photo of a solar and storage facility built by Arevon on about 3,000 acres near Cholame, Calif.
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    Courtesy of Arevon
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    US sees record utility-scale storage deployments, but dropoff looms: report

    California, Texas and Arizona accounted for 75% of utility-scale capacity installed during the second quarter, according to Wood Mackenzie and the American Clean Power Association.

    By Brian Martucci • Sept. 30, 2025
  • Solar farm in Ohio.
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    Lawmakers urge PJM to take steps so clean energy projects can meet tax credit deadlines

    “Either we have a resource adequacy issue or we don't — and I believe we do — so we need to be getting all of this energy online as quickly as possible,” Maryland Delegate Lorig Charkoudian said.

    By • Updated Sept. 30, 2025
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    Sponsored by Bloom Energy

    Bridging the gap: How fuel cells enable utilities to capture new growth

    To bridge gaps in power and position themselves for growth, utilities are turning to fuel cells.

    Sept. 29, 2025
  • A utility-scale battery storage system seen from above
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    Courtesy of Georgia Power
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    Georgia Power seeks 500 MW storage, possibly with renewable component

    The resources should be online in 2028 at the earliest and no later than the end of 2031, the utility said in a draft request for proposals.

    By • Sept. 25, 2025
  • A battery farm at sunrise.
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    Battery storage, spared from IRA cuts, poised to grow as power prices rise

    Price arbitrage is an increasingly popular use case for utilities adding energy storage resources, the U.S. Energy Information Administration said Monday.

    By • Sept. 23, 2025
  • An electric power plant with cooling towers and smoke stacks.
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    The image by Analogue Kid is licensed under CC BY 2.0
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    Utilities are backtracking on climate commitments: Sierra Club

    The report named six utility companies reversing course on emissions reductions: Entergy, Duke Energy, Evergy, Cleco, American Electric Power and Arizona Public Service.

    By • Updated Sept. 23, 2025
  • A group of solar panel installers work on a roof.
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    Data center demand drives 33% jump in VPP deployments: Wood Mackenzie

    But virtual power plant capacity rose more slowly than deployments last year, highlighting barriers to broader adoption, WoodMac said.

    By Brian Martucci • Sept. 22, 2025
  • Drone aerial view of Microsoft datacenters along highway A7 in the province Noordholland near Wieringerwe.
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    Opinion

    AI’s electricity demand is a challenge utilities can’t ignore, but subsidies aren’t the solution

    Utilities need portfolios that balance renewables and natural gas with long-duration storage, writes Stefan Pastine, CEO of semiconductor materials company Thintronics.

    By Stefan Pastine • Sept. 22, 2025
  • In an aerial view, solar panels are seen on the roof of a home on June 03, 2025 in San Anselmo, California.
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    Justin Sullivan via Getty Images
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    California zeroes out funding for world’s ‘largest virtual power plant’

    Advocates say gutting grid reliability programs threatens to undermine the state’s progress.

    By • Sept. 16, 2025
  • Battery energy storage units at a renewable energy facility
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    Permission granted by Wärtsilä
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    Sponsored by Wärtsilä Energy Storage

    Battery safety starts before the first spark

    Battery energy storage is growing rapidly, but safety incidents, such as thermal runaway, remain a critical concern. 

    By Mishaal SyedNaveed, Senior Fire Protection Engineer, Wärtsilä Energy Storage • Sept. 15, 2025
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    Tulane University

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    Thermal power plants more competitive than clean energy when considering reliability: Vistra CEO

    Even so, in the near term Vistra President and CEO Jim Burke expects solar and batteries to do well because they can be built quickly.

    By • Sept. 12, 2025
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    Complaint over MISO’s $22B transmission portfolio faces widespread opposition

    Granting the complaint from five utility commissions could delay adding power supplies in the Midcontinent region and hurt reliability, according to comments filed at the Federal Energy Regulatory Commission.

    By • Sept. 10, 2025
  • Aerial view of Northern Virginia data centers.
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    Getty Images
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    Conduit Power to supply ‘bridge power’ for Texas data centers at ENGIE battery sites

    Prometheus Hyperscale and Conduit expect the first site to come online in 2026. On-site gas generators and batteries will provide initial power as Prometheus awaits a grid connection.

    By Brian Martucci • Sept. 10, 2025
  • An aerial view of an industrial facility on the edge of a town.
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    Courtesy of Salt River Project
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    Google, Salt River Project partner on long-duration energy storage

    The tech giant will provide funding for a portion of long-duration energy storage projects developed for the Salt River Project’s electric grid, the partners announced Monday.

    By • Sept. 10, 2025
  • An aerial view of the Shotwick Solar Energy Park on February 25, 2025 in Deeside, Wales.
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    Solar, storage are booming, but federal policy is driving costs higher: SEIA/WoodMac report

    Residential solar pricing is up 2% year over year, commercial systems are up 10% and utility-scale pricing is up 4%, according to new research.

    By • Sept. 9, 2025
  • A bronze sculpture of an eagle with a 16-foot wingspan adorns the outside of the Federal Reserve Bank of Atlanta.
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    Fed primed for rate cut as hiring slumps, unemployment inches up to 4.3%

    Traders in interest rate futures, responding to new labor market data, increased the odds that the Fed will cut the benchmark interest rate by at least 0.75 percentage point before next year.

    By Jim Tyson • Sept. 5, 2025
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    Retrieved from U.S. Senate Energy and Natural Resources Committee.
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    Trump’s FERC nominees pledge agency independence in Senate confirmation hearing

    Nominees Laura Swett and David LaCerte said they support the Federal Energy Regulatory Commission’s independence and the need to be agnostic on generating technologies.

    By • Sept. 5, 2025
  • Solar panels stand in front of a row of wind turbines.
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    Mario Tama via Getty Images
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    This 4-GW renewables joint venture aims to play the long game

    Two European renewable energy firms are teaming up to develop a significant portfolio of wind, solar and energy storage projects in the Western United States.

    By Brian Martucci • Sept. 5, 2025
  • Containers of battery storage.
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    Getty Images
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    Swift Current lands $242M in financing for PJM’s largest storage project

    The clean energy developer will sell the output from its Prospect Power project to Dominion Energy Virginia under a 15-year contract.

    By • Sept. 4, 2025
  • An 'EV Charging Only' sign is seen at a Power Up fast charger station for electric vehicles
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    Mario Tama via Getty Images
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    EV charger reliability improves, but high costs still dent satisfaction

    Just 14% of EV owners visited a charger without being able to successfully charge their vehicles, down from 19% last year.

    By Kalena Thomhave • Sept. 2, 2025
  • Batteries installed at the Viejas Microgrid project
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    Retrieved from U.S. Department of Energy.
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    US utility-scale storage outlook ticks upward post-OBBBA

    Battery storage capacity is still expected to more than double by 2027 and appears undented, so far, by passage of the One Big Beautiful Bill Act.

    By • Aug. 27, 2025
  • A brightly lit power plant next to a road.
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    The image by Chad Davis is licensed under CC BY 2.0
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    MISO’s fast-track interconnection review draws 26.6 GW in proposals, dominated by gas

    Proposals for the expedited study process include about 19.7 GW of gas, 4 GW of storage and a 675-MW nuclear project in Iowa.

    By • Aug. 27, 2025
  • A set of EV chargers.
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    Courtesy of Greenlane
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    Greenlane announces second long-haul electric truck charging corridor

    Greenlane is a joint venture between Daimler Truck, NextEra Energy and BlackRock. The new charging corridor will run from Southern California to Arizona via Interstate 10.

    By Alejandra Carranza • Aug. 26, 2025