Query
TX21 River Valley Storage 2
Type
Entity Briefing
Entity
TX21 River Valley Storage 2
Technology
battery
Generated
2026-10-17T08:46:59.048Z

Briefing on TX21 River Valley Storage 2

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
50 MW
Capacity
Operating
Current status
2023
Operating since
1
Generators
-1.6%
Capacity factor
-7 GWh
Annual generation
Briefing/plantOperating

TX21 River Valley Storage 2 is a 50 MW Batteries asset in ERCOT (Texas), currently Operating.

TX21 River Valley Storage 2 is reported in Texas since 2023 under Key Capture Energy. Available operating and financial measures include -1.6% capacity factor and -7 GWh annual generation; $1361/kW reported CapEx.

Location
Williamson, Texas
Technology
Batteries
Owner / parent
Key Capture Energy
Operator
Key Capture Energy
Grid
ERCOT (Texas)
Plant ID
65700

What stands out

1

TX21 River Valley Storage 2 is a 50 MW Batteries asset in Texas with status Operating.

2

Latest annual operating measures report -1.6% capacity factor and -7 GWh annual generation.

3

Available financial measures include $1361/kW CapEx.

4

Latest linked story: “Change is coming: Battery storage, a market disruptor” (Siemens, 2026-03-09).

Market and operating context

ISO / market
ERCOT (Texas)
Balancing authority
Electric Reliability Council of Texas, Inc.
NERC region
TRE
State rank
#195 of 344
National rank
#464 of 994

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.