BRP Aras BESS (ERCOT-23INR0272) — Project Summary

Queue ID
ERCOT-23INR0272
Capacity
303.59 MW
Technology
Battery
Status
active
Location
Upton, TX
Region
ERCOT
Developer
BRP Aras BESS LLC
IA Status
Facility Study

BRP Aras BESS

ERCOT-23INR0272BetaActiveBatteryERCOTLBNL

303.59 MW storage in Upton, TX · In queue since May 2021 · Proposed COD December 2028

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

303.59 MW

Capacity

1

Components

Battery

5y 2m

In Queue

Facility Study

IA Phase

COD target: 2028

Interconnection

Total Duration

7y 7m

Facilities Study50%
Queue EntryMay 31, 2021

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: 2028-12-01

Cross-source intelligence
Beta
Medium confidence·3 sources·as of 2026-06-01
Expected COD
2028
From queue filing
Developer
GridStor
Recent ownership change
Status
Active
Active — acquired by GridStor (Feb 2025), now under ENGIE ownership (Feb 2026), in Facility Study phase per LBNL
Financing
Unannounced
Ownership history
  1. 2025-02·Balanced Rock Power (BRP)GridStorsource
  2. 2026-02·GridStorENGIE (via subsidiary)source
Key milestones
Ownership changeFeb 4, 2025

GridStor acquires 150MW/300MWh Texas BESS from Balanced Rock Power

source
Ownership changeFeb 2026Most recent

BRP Aras BESS LLC listed as 100% ENGIE subsidiary with global integration

source
About

The BRP Aras BESS project is a proposed 303.59 MW battery storage project located in Upton County, Texas. The developer is BRP Aras BESS LLC. It is interconnected to the ERCOT grid under queue ID ERCOT-23INR0272, with a queue entry date of May 31, 2021. The proposed commercial operation date is December 1, 2028.

The project's interconnection status is currently in the Facility Study phase. The point of interconnection is the 76595 North McCamey 138kV location. The project has appeared in recent news coverage.

Generated from interconnection queue and public data sources

Development Risk

Realization risk before commercial operation — cluster-study clearance, IA timing, counterparty mix, and withdrawal probability vs cohort. The diligence view that determines whether this project is worth pursuing. Powered by InfraSure's development-stage modeling stack.

Available on the InfraSure platform

See the full development-risk decomposition for this project.

P(COD by stated date)
Withdrawal probability vs cohort
IA cluster risk
Project Details

State

TX

County

Upton

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

BRP Aras BESS LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

76595 North McCamey 138kV

Data Source

LBNL

Risk Analytics

Composite operating-phase risk view — what this asset's risk profile would look like once it reaches commercial operation. Climate hazards across its operating life, expected generation variability, and offtake counterparty exposure, decomposed into a single decision-grade score. Powered by InfraRisk.

Available on the InfraSure platform

See the full risk decomposition + scenarios for this project.

Climate hazards (8+)
Generation variability (P10/P50/P90)
Offtake + transmission counterparty
Generation Forecast

Forward generation outlook — what this project would produce assuming it reaches commercial operation. Probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios, conditioned on the proposed COD. Powered by InfraSure's generation modeling stack.

Available on the InfraSure platform

See the full forecast + scenario decomposition for this project.

P50 conditioned on COD
Capacity factor vs cohort
Weather + policy scenarios
Financial Forecast

Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. The bankability view that determines whether the deal clears its covenants once online. Powered by InfraSure's asset cashflow stack.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

Revenue conditioned on COD
Financing close risk
Cohort DSCR comparison
Market Context
Approximate
ISO / RTO
ERCOT
Trading Hub
HB_WEST
Hub Confidence
MEDIUM
POI Substation
North McCamey Subsation

This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.

No insights available for this project.
InfraSure platform

Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.