Query
Callisto II Energy Center
Type
Entity Briefing
Entity
Callisto II Energy Center
Generated
2026-10-17T13:36:29.494Z

Briefing on Callisto II Energy Center

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
400 MW
Capacity
Under construction
Current status
1
Generators
Briefing/plantUnder construction

Callisto II Energy Center is a 400 MW Batteries asset in ERCOT (Texas), currently Under construction.

Callisto II Energy Center is reported in Texas under Callisto II Energy Center LLC. Available operating and financial measures include $1361/kW reported CapEx.

Location
Harris, Texas
Technology
Batteries
Owner / parent
Callisto II Energy Center LLC
Operator
Callisto II Energy Center LLC
Grid
ERCOT (Texas)
Plant ID
68422

What stands out

1

Callisto II Energy Center is a 400 MW Batteries asset in Texas with status Under construction.

2

Available financial measures include $1361/kW CapEx.

3

Latest linked story: “ERCOT clears 480MW of BESS for operations in August, including Tesla-owned unit at factory” (Energy-Storage.News, 2024-09-19).

Market and operating context

ISO / market
ERCOT (Texas)
Balancing authority
Electric Reliability Council of Texas, Inc.
NERC region
TRE
State rank
#15 of 344
National rank
#64 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.

Callisto II Energy Center — verified asset snapshot

FieldValue
LocationHarris, Texas
TechnologyBatteries
Owner / parentCallisto II Energy Center LLC
OperatorCallisto II Energy Center LLC
GridERCOT (Texas)
Plant ID68422
ISO / marketERCOT (Texas)
Balancing authorityElectric Reliability Council of Texas, Inc.