System Ancillary Service Capacity Monitor
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Last Updated: Oct 10, 2025 09:05:52
Responsive Reserve Capacity (MW)
Generation Resources 1,355
Load Resources excluding Controllable Load Resources 1,453
Unprocured additional capacity from Load Resources excluding Controllable Load Resources 162
Controllable Load Resources 12
Resources capable of Fast Frequency Response 26
Deployed Generation Resources and Controllable Load Resources 0
Responsive Reserve Responsibility (MW)
Generation Resources 1,355
Load Resources excluding Controllable Load Resources 1,478
Resources capable of Fast Frequency Response 26
Controllable Load Resources 12
ERCOT Contingency Reserve Capacity (MW)
Generation Resources 1,337
Load Resources excluding Controllable Load Resources 287
Controllable Load Resources 8
Quick Start Generation Resources 785
Deployed Generation Resources and Load Resources 0
ERCOT Contingency Reserve Responsibility (MW)
Generation Resources 1,369
Load Resources excluding Controllable Load Resources 292
Controllable Load Resources 8
Quick Start Generation Resources 785
Non-Spin Reserve Capacity (MW)
On-Line Generation Resources With Energy Offer Curves including Quick Start Generation Resources 81
On-Line Generation Resources with Output Schedules 2
Undeployed Load Resources 0
Off-Line Generation Resources 2,345
Non-Spin Reserve Responsibility (MW)
On-Line Generation Resources with Energy Offer Curves 278
On-Line Generation Resources with Output Schedules 0
Load Resources 142
Off-Line Generation Resources excluding Quick Start Generation Resources 2,345
Quick Start Generation Resources 81
Regulation Capacity (MW)
Undeployed Reg-Up 745
Undeployed Reg-Down 32
Deployed Reg-Up 0
Deployed Reg-Down 547
Regulation Responsibility (MW)
Reg-Up 745
Reg-Down 579
System Available Capacity (MW)
Capacity from Controllable Load Resources available to decrease Base Points (energy consumption) in SCED -5,184
Capacity from Controllable Load Resources available to increase Base Points (energy consumption) in SCED 4,530
Capacity with Energy Offer Curves available to increase Generation Resource Base Points in SCED 21,154
Capacity with Energy Offer Curves available to decrease Generation Resource Base Points in SCED -40,422
Capacity without Energy Offer Curves available to increase Generation Resource Base Points in SCED 235
Capacity without Energy Offer Curves available to decrease Generation Resource Base Points in SCED -1,181
Capacity available to increase Generation Resource Base Points in the next 5 minutes in SCED (HDL) 10,057
Capacity available to decrease Generation Resource Base Points in the next 5 minutes in SCED (LDL) -27,991
ERCOT-wide Physical Responsive Capability
ERCOT-wide Physical Responsive Capability (PRC) 14,190
Real-Time Operating Reserve Demand Curve Capacity (MW)
Real-Time On-Line reserve capacity 29,084
Real-Time On-Line and Off-Line reserve capacity 35,457
EMR, OUT, and OUTL Capacity (MW)
Aggregate telemetered HSL capacity for Resources with a telemetered Resource Status of EMR 263
Aggregate telemetered HSL capacity for Resources with a telemetered Resource Status of OUT 10,937
Aggregate net telemetered consumption for Resources with a telemetered Resource Status of OUTL 1,639