ISO-NE’s External Market Monitor presented the NEPOOL Markets Committee a design for mitigating market power in the day-ahead ancillary services market.

The New England Power Pool Markets Committee continued to work on ISO-NE’s proposed Energy Security Improvements proposal.

CAISO is moving ahead with a plan to stem systemwide market power, even though not everyone is convinced the effort is necessary.

TEP retained its right to sell power at market-based rates after FERC concluded it does not exercise market power within its balancing authority area.

FERC rejected LG&E/KU's proposed transition for exiting from market power mitigation measures the commission had imposed to address the companies' merger.

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.

FERC proposed to exempt market participants in ISO-NE, MISO, NYISO and PJM from its indicative horizontal market power screens.

Powerex is navigating a turbulent relationship with EIM rules the company says undercut the value of its hydro power resources.

Bidders in the ISO-NE capacity auctions would face a lower price threshold for triggering market power reviews under a Tariff revision filed by the RTO.

MISO won FERC permission to expand its mitigation measures on narrowly constrained areas to address intense but temporary congestion.