Generators faced skeptical questioning from D.C. Circuit judges in their bid to overturn PJM’s capacity offer cap rules.

More than 200,000 AEP customers in Ohio lost power after storms damaged multiple transmission lines and forced load sheds on at least three 138-kV lines.

FERC ordered PJM to revise its market seller offer cap to prevent sellers from exercising market power in the RTO’s capacity market.

The Independent Market Monitor fired back at PJM’s request that FERC dismiss its complaint about the RTO’s default market seller offer cap.

PJM wants FERC to toss out the Independent Market Monitor’s complaint about its default market seller offer cap.

Unsound rules for calculating default market seller offer caps and other persistent structural flaws made PJM’s capacity market uncompetitive in 2018, the RTO’s Monitor said.

PJM’s Independent Market Monitor asked FERC to order changes to the RTO’s Capacity Performance assumptions, saying the current rules allow sellers to exercise market power.

PJM ordered its second load shed event since implementing Capacity Performance in 2015 less than two months after ordering the first.

PJM experienced 77 emergency procedures in May, staff told attendees at last week’s Operating Committee meeting.

PJM staff outlined their proposal for registering aggregations of seasonal Demand Response (DR) resources that can’t comply with the year-round requirements of Capacity Performance.