System Ancillary Service Capacity Monitor
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Last Updated: Sep 18, 2025 12:06:13
Responsive Reserve Capacity (MW)
Generation Resources 1,361
Load Resources excluding Controllable Load Resources 741
Unprocured additional capacity from Load Resources excluding Controllable Load Resources 507
Controllable Load Resources 7
Resources capable of Fast Frequency Response 261
Deployed Generation Resources and Controllable Load Resources 0
Responsive Reserve Responsibility (MW)
Generation Resources 1,361
Load Resources excluding Controllable Load Resources 761
Resources capable of Fast Frequency Response 261
Controllable Load Resources 7
ERCOT Contingency Reserve Capacity (MW)
Generation Resources 615
Load Resources excluding Controllable Load Resources 283
Controllable Load Resources 4
Quick Start Generation Resources 730
Deployed Generation Resources and Load Resources 0
ERCOT Contingency Reserve Responsibility (MW)
Generation Resources 623
Load Resources excluding Controllable Load Resources 292
Controllable Load Resources 4
Quick Start Generation Resources 730
Non-Spin Reserve Capacity (MW)
On-Line Generation Resources With Energy Offer Curves including Quick Start Generation Resources 205
On-Line Generation Resources with Output Schedules 2
Undeployed Load Resources 0
Off-Line Generation Resources 1,844
Non-Spin Reserve Responsibility (MW)
On-Line Generation Resources with Energy Offer Curves 360
On-Line Generation Resources with Output Schedules 0
Load Resources 122
Off-Line Generation Resources excluding Quick Start Generation Resources 1,844
Quick Start Generation Resources 205
Regulation Capacity (MW)
Undeployed Reg-Up 548
Undeployed Reg-Down 222
Deployed Reg-Up 0
Deployed Reg-Down 269
Regulation Responsibility (MW)
Reg-Up 548
Reg-Down 491
System Available Capacity (MW)
Capacity from Controllable Load Resources available to decrease Base Points (energy consumption) in SCED -3,914
Capacity from Controllable Load Resources available to increase Base Points (energy consumption) in SCED 988
Capacity with Energy Offer Curves available to increase Generation Resource Base Points in SCED 18,700
Capacity with Energy Offer Curves available to decrease Generation Resource Base Points in SCED -44,800
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 -1,992
Capacity available to increase Generation Resource Base Points in the next 5 minutes in SCED (HDL) 10,732
Capacity available to decrease Generation Resource Base Points in the next 5 minutes in SCED (LDL) -31,246
ERCOT-wide Physical Responsive Capability
ERCOT-wide Physical Responsive Capability (PRC) 12,821
Real-Time Operating Reserve Demand Curve Capacity (MW)
Real-Time On-Line reserve capacity 23,298
Real-Time On-Line and Off-Line reserve capacity 29,789
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 7,234
Aggregate net telemetered consumption for Resources with a telemetered Resource Status of OUTL 2,134