CAISO defended its deployment of gas price adders that have been activated frequently in the face of cold weather, wildfires and concerns about pipeline outages.

NYISO power prices surged to an average of $99.55/MWh in January, up 89% from December and 148% from the same month a year ago.

Soaring natural gas prices, customer satisfaction and credit requirements were all on the agenda during a meeting of NYISO’s Management Committee.

Stakeholders will participate in a broad discussion of what constitutes resilience during MISO Board of Directors Week in late March.

SPP’s Marketing Monitoring Unit says it is concerned with a “marked increase” in the frequency of negative price intervals.

NYISO power prices jumped sharply in December on the back of sharp gains for natural gas stemming from extreme cold weather at the end of the month.

FERC allowed NYISO to temporarily waive energy offer caps in response to recent natural gas price spikes stemming from this winter’s extreme cold snap.

While the high load and generation outages followed the pattern of the polar vortex, MISO managed to keep prices stable and maintain better reliability.

Grid operators turned to coal- and oil-fired generation as Arctic air sent temperatures plunging to record lows from the Great Plains to the Deep South.

NYISO year-to-date monthly energy prices averaged $34.72/MWh in November, a 5% increase from a year earlier.