System Ancillary Service Capacity Monitor

Last Updated: Sep 17, 2025 23:14:25
Responsive Reserve Capacity (MW)
Generation Resources 1,358
Load Resources excluding Controllable Load Resources 817
Unprocured additional capacity from Load Resources excluding Controllable Load Resources 375
Controllable Load Resources 11
Resources capable of Fast Frequency Response 236
Deployed Generation Resources and Controllable Load Resources 0
Responsive Reserve Responsibility (MW)
Generation Resources 1,362
Load Resources excluding Controllable Load Resources 832
Resources capable of Fast Frequency Response 236
Controllable Load Resources 11
ERCOT Contingency Reserve Capacity (MW)
Generation Resources 119
Load Resources excluding Controllable Load Resources 136
Controllable Load Resources 0
Quick Start Generation Resources 743
Deployed Generation Resources and Load Resources 0
ERCOT Contingency Reserve Responsibility (MW)
Generation Resources 119
Load Resources excluding Controllable Load Resources 136
Controllable Load Resources 0
Quick Start Generation Resources 743
Non-Spin Reserve Capacity (MW)
On-Line Generation Resources With Energy Offer Curves including Quick Start Generation Resources 0
On-Line Generation Resources with Output Schedules 0
Undeployed Load Resources 0
Off-Line Generation Resources 1,585
Non-Spin Reserve Responsibility (MW)
On-Line Generation Resources with Energy Offer Curves 105
On-Line Generation Resources with Output Schedules 0
Load Resources 0
Off-Line Generation Resources excluding Quick Start Generation Resources 1,585
Quick Start Generation Resources 0
Regulation Capacity (MW)
Undeployed Reg-Up 259
Undeployed Reg-Down 31
Deployed Reg-Up 0
Deployed Reg-Down 203
Regulation Responsibility (MW)
Reg-Up 259
Reg-Down 234
System Available Capacity (MW)
Capacity from Controllable Load Resources available to decrease Base Points (energy consumption) in SCED -9,782
Capacity from Controllable Load Resources available to increase Base Points (energy consumption) in SCED 555
Capacity with Energy Offer Curves available to increase Generation Resource Base Points in SCED 10,764
Capacity with Energy Offer Curves available to decrease Generation Resource Base Points in SCED -42,185
Capacity without Energy Offer Curves available to increase Generation Resource Base Points in SCED 35
Capacity without Energy Offer Curves available to decrease Generation Resource Base Points in SCED -2,002
Capacity available to increase Generation Resource Base Points in the next 5 minutes in SCED (HDL) 7,308
Capacity available to decrease Generation Resource Base Points in the next 5 minutes in SCED (LDL) -17,214
ERCOT-wide Physical Responsive Capability
ERCOT-wide Physical Responsive Capability (PRC) 7,033
Real-Time Operating Reserve Demand Curve Capacity (MW)
Real-Time On-Line reserve capacity 15,222
Real-Time On-Line and Off-Line reserve capacity 21,119
EMR, OUT, and OUTL Capacity (MW)
Aggregate telemetered HSL capacity for Resources with a telemetered Resource Status of EMR 477
Aggregate telemetered HSL capacity for Resources with a telemetered Resource Status of OUT 7,028
Aggregate net telemetered consumption for Resources with a telemetered Resource Status of OUTL 2,288