SPP/WEIS
FERC issued a deficiency letter over SPP’s proposed revisions to its tariff, bylaws and membership agreements intended to facilitate nine western entities’ RTO membership as transmission owners.
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.
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.
The Colorado Public Utilities Commission has proposed rules that would govern how it will review applications from utilities wishing to join the various regional markets being developed in the Western Interconnection.
SPP chalked up numerous successes during 2023 without the effects of a global pandemic or severe winter storms.
FERC rejected SPP’s proposed market power test for the Western Energy Imbalance Service, saying it gave the Market Monitor too much discretion.
FERC found that Tri-State did not demonstrate that United's withdrawal agreement was just and reasonable under the Federal Power Act.
Steven Baltakatei Sandoval, CC BY-SA-4.0, via Wikimedia
EPA received comments on its proposal to regulate greenhouse gases from power plants, with some, including ISO/RTOs, arguing the proposal needed major improvements to preserve reliability.
The cost estimate for MISO’s and SPP’s package of 345-kV lines meant to facilitate the interconnection of generation at the seams has nearly doubled, the RTOs have said in the past week.
At Infocast’s Transmission & Interconnection Summit, experts said interconnection requests continue to grow and grid operators have tried to keep pace.
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