System Ancillary Service Capacity Monitor
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Last Updated: Aug 28, 2025 09:20:45
Responsive Reserve Capacity (MW)
Generation Resources 1,373
Load Resources excluding Controllable Load Resources 778
Unprocured additional capacity from Load Resources excluding Controllable Load Resources 602
Controllable Load Resources 0
Resources capable of Fast Frequency Response 140
Deployed Generation Resources and Controllable Load Resources 0
Responsive Reserve Responsibility (MW)
Generation Resources 1,373
Load Resources excluding Controllable Load Resources 802
Resources capable of Fast Frequency Response 140
Controllable Load Resources 0
ERCOT Contingency Reserve Capacity (MW)
Generation Resources 1,052
Load Resources excluding Controllable Load Resources 278
Controllable Load Resources 0
Quick Start Generation Resources 671
Deployed Generation Resources and Load Resources 0
ERCOT Contingency Reserve Responsibility (MW)
Generation Resources 1,060
Load Resources excluding Controllable Load Resources 279
Controllable Load Resources 0
Quick Start Generation Resources 671
Non-Spin Reserve Capacity (MW)
On-Line Generation Resources With Energy Offer Curves including Quick Start Generation Resources 148
On-Line Generation Resources with Output Schedules 2
Undeployed Load Resources 0
Off-Line Generation Resources 2,040
Non-Spin Reserve Responsibility (MW)
On-Line Generation Resources with Energy Offer Curves 707
On-Line Generation Resources with Output Schedules 0
Load Resources 0
Off-Line Generation Resources excluding Quick Start Generation Resources 2,040
Quick Start Generation Resources 148
Regulation Capacity (MW)
Undeployed Reg-Up 520
Undeployed Reg-Down 128
Deployed Reg-Up 0
Deployed Reg-Down 320
Regulation Responsibility (MW)
Reg-Up 520
Reg-Down 448
System Available Capacity (MW)
Capacity from Controllable Load Resources available to decrease Base Points (energy consumption) in SCED -4,016
Capacity from Controllable Load Resources available to increase Base Points (energy consumption) in SCED 4,348
Capacity with Energy Offer Curves available to increase Generation Resource Base Points in SCED 32,224
Capacity with Energy Offer Curves available to decrease Generation Resource Base Points in SCED -45,439
Capacity without Energy Offer Curves available to increase Generation Resource Base Points in SCED 37
Capacity without Energy Offer Curves available to decrease Generation Resource Base Points in SCED -1,960
Capacity available to increase Generation Resource Base Points in the next 5 minutes in SCED (HDL) 14,509
Capacity available to decrease Generation Resource Base Points in the next 5 minutes in SCED (LDL) -37,642
ERCOT-wide Physical Responsive Capability
ERCOT-wide Physical Responsive Capability (PRC) 17,569
Real-Time Operating Reserve Demand Curve Capacity (MW)
Real-Time On-Line reserve capacity 37,939
Real-Time On-Line and Off-Line reserve capacity 44,421
EMR, OUT, and OUTL Capacity (MW)
Aggregate telemetered HSL capacity for Resources with a telemetered Resource Status of EMR 497
Aggregate telemetered HSL capacity for Resources with a telemetered Resource Status of OUT 9,068
Aggregate net telemetered consumption for Resources with a telemetered Resource Status of OUTL 2,175