During the mid-February 2021 cold event, ERCOT generation fell nearly 30 GW below system requirements, disrupting not only residential heating and lighting but also industrial demand.

Charts of the Week: ERCOT: Two Weeks in February “Freezin’ Down in Texas, All the Refineries are Down” — figure 2
Fig. 2 of 2 · Chart 3 · Source: EPRINC

From the EPRINC Chart of the Week archive.