Largest Battery Energy Storage Project in Oklahoma and Southwest Power Pool History Will Support Grid Reliability and Growing Energy Demand Deriva Energy announced that the Oklahoma Corporation Commission has approved the Frontier Energy Storage Project, allowing the largest battery storage project in Oklahoma and Southwest Power Pool history to move forward. The 302-megawatt battery storageContinue reading “Deriva Energy Advances Frontier Energy Storage Project Following Regulatory Approval”
Category Archives: ISOs
Annie Minondo Joins Advanced Power Alliance as Senior Advisor for Southwest Power Pool Affairs
Media Contact: Sarah Smallwood | Sarah.Smallwood@PowerAlliance.org AUSTIN, TEXAS – The Advanced Power Alliance (APA) today announced that Annie Minondo has joined the organization as Senior Advisor for Southwest Power Pool (SPP) Affairs. In this role, Minondo will lead APA’s advocacy efforts across the SPP region and build coalitions among stakeholders to support the responsible growth of advanced powerContinue reading “Annie Minondo Joins Advanced Power Alliance as Senior Advisor for Southwest Power Pool Affairs”
Spearmint Energy Achieves Commercial Operation for 400 MWh of Battery Energy Storage Across Two Projects in ERCOT
Tierra Seca and Seven Flags Constructed in Partnership with Mortenson Projects Deliver an Additional 400 MWh of Energy Storage Capacity to the ERCOT Grid Spearmint Energy (“Spearmint” or the “Company”), a next-generation energy company bringing stable, secure and cost-effective energy solutions to the power grid with large-scale battery storage, on May 12 announced that TierraContinue reading “Spearmint Energy Achieves Commercial Operation for 400 MWh of Battery Energy Storage Across Two Projects in ERCOT”
GridStor and Axpo Announce Battery Storage Swap Agreement
The partnership enhances pricing stability for Houston residents and businesses and demonstrates an innovative, financeable solution for battery storage operators and energy companies. Source: GridStor April 8, 2026 – GridStor, a developer and operator of utility-scale battery energy storage systems, and Axpo, a leading international energy company headquartered in Switzerland, announced today the execution of an Energy Storage Agreement with the Hidden Lakes Reliability Project, a 220 MW, 440 MWh battery energy storage system located in GalvestonContinue reading “GridStor and Axpo Announce Battery Storage Swap Agreement”
ERCOT and University of Texas Partner to Research Next-Generation Energy Technologies
Texas’ ERCOT partners UT to boost grid reliability with innovative inverter tech.
A New Era for Transmission Planning in the Southwest Power Pool
By Maya Nevels and Steve Gaw for Advanced Power Alliance Last week, the Federal Energy Regulatory Commission (FERC) took a decisive step toward modernizing the nation’s power grid by approving the consolidated transmission planning process proposed by Southwest Power Pool (SPP), commonly referred to as CPP. For the states and communities served by SPP, thisContinue reading “A New Era for Transmission Planning in the Southwest Power Pool”
Advanced Power Alliance Congratulates Patrick Rhode on Appointment to the Public Utility Commission of Texas
The Advanced Power Alliance, representing utility-scale developers of advanced power generation projects including solar, wind, natural gas, and energy storage, today congratulates Patrick Rhode on his appointment by Governor Greg Abbott to the Public Utility Commission of Texas. Rhode brings to the Commission a distinguished record of public and private sector leadership that is well-suitedContinue reading “Advanced Power Alliance Congratulates Patrick Rhode on Appointment to the Public Utility Commission of Texas”
Five Years After Winter Storm Uri, Energy Storage is making Texas More Resilient
Five years after Uri, battery energy storage has proven itself as a practical, market-driven tool that strengthens reliability, lowers costs and supports economic growth. Source: San Antonio Express-News By Matt Welch, state director for Conservative Texans for Energy Innovation. This week marks five years since Winter Storm Uri exposed the consequences of a fragile power system. TexansContinue reading “Five Years After Winter Storm Uri, Energy Storage is making Texas More Resilient”
Wind Output Enabled SPP Exports to Neighbors During Winter Storm Fern
Grid Operator Sent as Much as 3,500 MW Eastward Source: RTO Insider LITTLE ROCK, Ark. — In preparing his first presentation to stakeholders as SPP’s operations vice president, C.J. Brown said he found himself staring at a blank slide. “What am I going to talk about?” he had asked himself. “I’ve regretted that statement because asContinue reading “Wind Output Enabled SPP Exports to Neighbors During Winter Storm Fern”
Clearway Signs Portfolio of Power Purchase Agreements with Google Totaling Nearly 1.2 GW Across Three States
Clearway will deliver carbon-free energy to local grids to support Google’s data centers in SPP, ERCOT, and PJM for up to 20 years Source: Clearway Energy Group Clearway Energy Group (Clearway) announced the 2025 execution of three new long-term power purchase agreements (PPAs) with Google totaling 1.17 GW of carbon-free energy projects located in Missouri,Continue reading “Clearway Signs Portfolio of Power Purchase Agreements with Google Totaling Nearly 1.2 GW Across Three States”