Search
`
October 5, 2024

Western Energy Imbalance Service (WEIS)

Black Hills Energy
CAISO’s WEIM Plucks Black Hills Utilities from SPP’s WEIS
CAISO scored a geographically small but symbolically significant victory with the announcement that two Black Hills Energy subsidiaries will move to the ISO’s Western Energy Imbalance Market.
SPP
FERC Accepts Changes to SPP’s WEIS Market
FERC accepted SPP’s revisions to its WEIS market tariff related to the residual supply index and ensuring that affiliated market participants’ resources are evaluated together.
© RTO Insider LLC
Stakeholders Approve Bulk of SPP’s Markets+ Tariff
SPP's western stakeholders have endorsed large chunks of tariff language that define how the day-ahead Markets+ will handle market transmission use, congestion management, transmission capacity obligations, market manipulation, and confidentiality.
© RTO Insider LLC
CREPC-WIRAB Conference Tackles Western Market Developments
Many at the joint conference focused on the eventual result of the contest between CAISO's Extended Day-Ahead Market and SPP's Markets+ to organize the West's electricity market.
© RTO Insider LLC
Regulators Propose New Independent Western RTO
The competition for organized markets in the West grew Friday as the Bonneville Power Administration launched a process to choose between day-ahead markets proposed by CAISO and SPP and regulators from five Western states urged the establishment of a new, independent RTO covering the entire West.
© RTO Insider LLC
Governance, Resource Adequacy Key to SPP’s Markets+
The proposed governance structure for SPP's Markets+ service offering and resource adequacy are two key differences with CAISO's RTO proposal.
SPP
SPP Posts Final Markets+ Draft Service Offering
SPP has posted its Markets+ draft service offering that lays out the RTO’s proposal to “modernize and enhance” the western grid’s operation.
© RTO Insider LLC
Western Markets Exploratory Group Shares Views
The Western Markets Exploratory Group made a rare public presentation at CREPC-WIRAB of its behind-the-scenes work evaluating market options for the West.
© RTO Insider LLC
FERC Commissioners Opine on Western RTO
Commissioners Mark Christie and James Danly addressed the pros and cons of the West’s pursuit of greater market coordination at the fall CREPC-WIRAB meeting.
© RTO Insider LLC
New Study: Increased Savings from SPP RTO West Expansion
Western utilities interested in SPP’s RTO West offering released a study showing the grid operator’s expansion could produce huge annual savings.

Want more? Advanced Search