Althea Storage — Project Summary

Queue ID
ERCOT-27INR0465
Capacity
251.3 MW
Technology
Battery
Status
active
Location
Maverick, TX
Region
ERCOT
Developer
Althea Storage LLC
IA Status
Facility Study

Althea Storage

ERCOT-27INR0465BetaActiveBatteryERCOTLBNL + Live

251.3 MW storage in Maverick, TX · Proposed COD September 2028

251.3 MW

Capacity

1

Components

Battery

In Queue

Facility Study

IA Status

COD target: 2028

Interconnection Timeline
Facilities Study50%
Queue Entry

Interconnection request submitted to ISO/RTO

Interconnection StudyCurrent

ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.

Typical: 18–30 months (fastest major ISO)

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2028-09-21

Project Details

State

TX

County

Maverick

Region

ERCOT

Developer

Althea Storage LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

Tap Escondido (8260) - Brackettville (8252)

Data Source

LBNL + Live

No news available for this project.