reserve margins

Despite adding 513 MW of new capacity this year alone, the Electric Reliability Council of Texas (ERCOT) expects tight grid conditions this summer, and it warned it could declare an energy emergency depending on a combination of factors. Citing its newly released preliminary Seasonal Assessment of Resource Adequacy (SARA) assessment for the summer season (June–September), […]

Grappling with a historically low planning reserve margin of 7.4%, owing to a mass of coal plant closures, the Electric Reliability Council of Texas (ERCOT) is forecasting record electric use this summer and warns it could issue energy alerts at “various times.”  ERCOT said its March 5–released final Seasonal Assessment of Resource Adequacy (SARA) for […]

The Electric Reliability Council of Texas (ERCOT) on April 30 updated its summer 2018 planning reserve margin to 11% based on resource updates, but it warned that the regional grid serving most of Texas could still suffer rotating outages under extreme conditions. In its final Seasonal Assessment of Resource Adequacy (SARA) report for the upcoming […]

The recent retirement of older generating units and high peak usage owing to economic growth could tighten operating reserves in the region served by the Electric Reliability Council of Texas (ERCOT) this summer. The grid operator said on March 1 that total resource capacity for the upcoming summer (spanning June through September 2018) is expected […]