Search
March 9, 2026

SPP

The Southwest Power Pool is a regional transmission organization that coordinates the reliability of the transmission system and balances electric supply and demand in all or parts of Arkansas, Colorado, Iowa, Kansas, Louisiana, Minnesota, Missouri, Montana, Nebraska, New Mexico, North Dakota, Oklahoma, South Dakota, Texas and Wyoming.
MISO and SPP
MISO, SPP Draft New Joint Portfolio that Could Run $3.6B
MISO and SPP put forth two potential, 500-kV joint transmission portfolios valued at either $1.3 billion or $3.6 billion to beef up their transfer capability.
© RTO Insider 
SPS’ Rodriguez Named AEP Texas’ President, COO
American Electric Power named Southwestern Public Service Co.’s Adrian Rodriguez president and COO of AEP Texas, the company announced.
© RTO Insider 
California’s Anxiety is not About Seams; It’s About Control
For the first time in years, California’s grip on Western market design is genuinely at risk, writes Nick Myers of the Arizona Corporation Commission.
© RTO Insider 
Top CAISO, SPP Executives Talk Competition and Collaboration
Conversations remained cordial despite the ongoing competition between CAISO and SPP in the west as the RTOs’ top executives took the stage at Yes Energy’s annual EMPOWER conference.
© RTO Insider
MISO, SPP Collaborate on Their ERAS Proposals
MISO and SPP credited interregional collaboration with helping them win FERC's approval of their expedited study processes.
© RTO Insider
MISO-SPP Conference Eyes Future Generation Trends
The Gulf Coast Power Association’s MISO-SPP Regional Conference showcased the rush to add resources, and panelists mused on which new trends could take hold in resource expansion.
Grant County PUD
SPP Secures 2 More Commitments for Markets+ in Washington

SPP has secured two new commitments for its day-ahead Markets+, as Grant County Public Utility District and Tacoma Power in Washington state announced their intent to join.

© RTO Insider 
MISO, SPP CEOs Bet on Improved Interconnection Processes for AI Load
MISO’s and SPP’s CEOs are confident their interconnection queues will be up to the task of meeting new data center load once their respective special expedited lanes wind down.
Aurora Energy Research
APS Would See Greater Savings in EDAM, Analysis Finds
Arizona Public Service would save $110 million/year by joining CAISO's Extended Day-Ahead Market rather than SPP's Markets+, a new analysis found.
Bonneville Power Administration
Nonprofits Tell 9th Circuit BPA’s Day-Ahead Market Decision Poses ‘Imminent’ Harm
The consequences of the Bonneville Power Administration’s decision to join SPP’s Markets+ could hit the Northwest sooner rather than later even though the agency has yet to formally join the market, a group of nonprofits suing it over the choice told the 9th U.S. Circuit Court of Appeals.

Want more? Advanced Search