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United States › Grid › Interconnection queues › Texas

BATTERY STORAGE · ERCOT

Cottonwood Bayou Storage

Cottonwood Bayou Storage is a 153 MW battery storage request built and operating in the ERCOT interconnection queue, in Brazoria County, Texas.

Queue statusOperating
  1. PlanningQueued Oct 2019 (completed)
  2. ConsentedMar 2022 (completed)
  3. Construction (completed)
  4. OperatingDec 2025 (current stage)
  5. Closed (not yet reached)

Request details

Queue ID
21INR0443
Grid region
ERCOT (Texas)
Developer
Cottonwood Bayou Storage, LLC
Connection point (POI)
tap 138kV 42870 Liverpool - 43070 Petson
Location
Brazoria County, Texas
Technology
Battery: 153 MW
Total requested
153 MW
Study phase
IA
Queue status
Operational
Entered queue
30 October 2019
Agreement signed
18 March 2022
Proposed online date
December 2025
Came online
December 2025

Location

Marker shows the centre of Brazoria County; the queue data does not give exact sites.

Power plants in Texas · Transmission lines in Texas

Other requests in Brazoria County

Source: Lawrence Berkeley National Laboratory, Queued Up, data through end of 2025, compiled from ISO/RTO and utility queues. Check the grid operator's own queue for the latest status. Report a problem