Amsterdam Storage — Project Summary

Queue ID
ERCOT-22INR0417
Capacity
201.13 MW
Technology
Battery
Status
active
Location
Brazoria, TX
Region
ERCOT
Developer
Cottonwood Bayou II Storage, LLC
IA Status
IA Executed

Amsterdam Storage

BetaActiveBatteryERCOTLBNL

201.13 MW storage in Brazoria, TX · In queue since October 2020 · Proposed COD February 2026

201.13 MW

Capacity

1

Components

Battery

5y 5m

In Queue

IA Executed

IA Status

Signed Apr 2022

Interconnection Timeline

Queue → IA

1y 6m

IA → COD

3y 10m

Total Duration

1y 6m

Schedule

2 months past proposed COD

Construction75%
Queue EntryOct 7, 2020

Interconnection request submitted to ISO/RTO

Interconnection Study

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

Typical: 18–30 months (fastest major ISO)

Interconnection AgreementApr 14, 2022

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 6–18 months

Commercial Operation

Proposed COD: 2026-02-01

Project Details

State

TX

County

Brazoria

Region

ERCOT

Developer

Cottonwood Bayou II Storage, LLC

Utility

—

Entity

ERCOT

Point of Interconnection

tap 345kV 43035 Oasis - 42500 Dow c27

Data Source

LBNL

No news available for this project.