October 6, 2024

Potomac Economics

ISO-NE IMM Details Market Power Concerns on ESI
Both ISO-NE's external and internal market monitors endorsed major portions of the RTO’s Energy Security Improvements plan.
NYISO Q2 Congestion up Despite Drop in Load, Prices
NYISO congestion costs surged in the second quarter despite lower electricity prices, gas price spreads and load levels, the Market Monitoring Unit said.
MISO, Monitor Strengthening Mitigation Measures
MISO and its Monitor are making several changes to market mitigation procedures — most of which will increase the IMM’s authority to mitigate and penalize.
MISO Monitor Sees Lower Margin for Summer
MISO’s Independent Market Monitor has a different opinion of the RTO’s summer supply picture three weeks into the season.
MISO Resource Adequacy Subcomm. Briefs: July 10, 2019
MISO’s Independent Market Monitor intends to reduce its monitoring of physical withholding by small behind-the-meter generators in the footprint.
UPDATED: RSC, OMS Approve Monitors’ Seams Study
The SPP Regional State Committee approved a recommendation to engage the RTO’s MMU and the MISO Monitor to conduct a joint analysis on seams issues.
MISO, SPP Monitors to Conduct Seams Analysis
State regulators are bringing in the MISO and SPP market monitors to help solve seams issues between the two RTOs.
Potomac Economics
Patton Cites High Uplift, Capacity Concerns in ISO-NE
High uplift costs, market power and the capacity market highlighted the External Market Monitor’s concerns in the ISO-NE State of the Market report.
PJM: MISO Monitor Lacks Standing in Pseudo-tie Complaint
PJM has again moved to dismiss the Potomac Economics complaint against its pseudo-tie construct, citing a recent court ruling.
Monitor Garza Offers Glimpse of ERCOT in 2018
Sharing highlights from the 2017 State of the Market report before GCPA’s Houston chapter, ERCOT Monitor Beth Garza discussed what 2018 has in store.

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