Query
Mark One Power Station
Type
Entity Briefing
Entity
Mark One Power Station
ISO/RTO
isone
Generated
2026-10-11T06:32:16.701Z

Briefing on Mark One Power Station

Entity Briefing
Generated Oct 11, 2026·Dataset freshness not reported
484 MW
Capacity
Operating
Current status
2022
Operating since
8
Generators
8.3%
Capacity factor
353 GWh
Annual generation
Briefing/plantOperating

Mark One Power Station is a 484 MW Natural Gas Fired Combustion Turbine asset in ERCOT (Texas), currently Operating.

Mark One Power Station is reported in Texas since 2022 under City of San Antonio - (TX). Available operating and financial measures include 8.3% capacity factor and 353 GWh annual generation; $820/kW reported CapEx.

Location
Brazoria, Texas
Technology
Natural Gas Fired Combustion Turbine
Owner / parent
City of San Antonio - (TX)
Operator
City of San Antonio - (TX)
Grid
ERCOT (Texas)
Plant ID
65372

What stands out

1

Mark One Power Station is a 484 MW Natural Gas Fired Combustion Turbine asset in Texas with status Operating.

2

Latest annual operating measures report 8.3% capacity factor and 353 GWh annual generation.

3

Available financial measures include $820/kW CapEx.

Market and operating context

ISO / market
ERCOT (Texas)
Balancing authority
Electric Reliability Council of Texas, Inc.
NERC region
TRE
State rank
#84 of 325
National rank
#516 of 2,025

Why it matters

For this asset in ERCOT (Texas), operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.