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Ancillary Services

Ancillary Services is a graphical representation of the recent deployment of Regulation Up (Reg-Up) and Regulation Down (Reg-Down) and total Ancillary Service awards of other reliability products used to support the transmission of energy to Loads and the reliable operation of the Bulk Electric System

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This dashboard provides sparklines (small line charts) of Reg-Up, Reg-Down, Responsive Reserve Service (RRS), ERCOT Contingency Reserve Service (ECRS), and Non-Spinning Responsive Reserve (Non-Spin) over the past two hours, with each current value listed numerically at the right of each sparkline. For Reg-Up and Reg-Down, the sparklines represent the amount that has been deployed or remains undeployed for that Ancillary Service. For RRS, ECRS, and Non-Spin, the sparklines reflect the total amount of that Ancillary Service being awarded in the Real-Time Market. 

It also provides a graphical representation of system frequency over the past two hours. Ancillary Services are used to maintain frequency when it deviates from 60 Hz.