Crater BESS (ERCOT-22INR0347) — Project Summary

Queue ID
ERCOT-22INR0347
Capacity
301.5 MW
Technology
Battery
Status
active
Location
Howard, TX
Region
ERCOT
Developer
BRP Crater BESS LLC
IA Status
Facility Study

Crater BESS

ERCOT-22INR0347BetaActiveBatteryERCOTLBNL + Live

301.5 MW storage in Howard, TX · In queue since May 2020 · Proposed COD May 2029

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

301.5 MW

Capacity

1

Components

Battery

6y 2m

In Queue

Facility Study

IA Phase

COD target: 2029

Interconnection

Total Duration

9 years

Facilities Study50%
Queue EntryMay 20, 2020

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: 2029-05-01

Cross-source intelligence
Beta
Medium confidence·5 sources·as of 2026-06-01
Expected COD
2029
From queue filing
Developer
Spearmint Energy
Filed as BRP Crater BESS LLC
Status
Active
Active — Facility Study stage per LBNL; project appears in ENGIE's subsidiary list as of Feb 2026, indicating continued development under new ownership structure
Financing
In progress
Kyuden (Japan) investment in Spearmint Energy's Texas battery portfolio announced; Captona joined UBS unit as partner in 728 MW Texas BESS portfolio (May 2024) which may include this project
Ownership history
  1. 2024-09·Spearmint Energy→ENGIE North America (via BRP structure)source
Key milestones
Financing closeMay 2024

Captona joins UBS unit as partner in 728 MW Texas BESS portfolio

source
Ownership changeSep 2024

ENGIE North America enters partnership for operational U.S. renewables portfolio, BRP Crater BESS LLC appears in ENGIE subsidiary structure

source
Financing closeJan 2026Most recent

Kyuden (Japan) invests in Spearmint Energy's Texas battery projects

source
About

Crater BESS is a proposed 301.17 MW battery storage project located in Howard County, Texas. The project, developed by BRP Crater BESS LLC, is interconnected within the ERCOT region under queue ID ERCOT-22INR0347. It entered the interconnection queue on May 20, 2020, with a proposed commercial operation date of March 1, 2028. The project's interconnection status is currently in the Facility Study phase.

The Crater BESS project has been the subject of recent news coverage, appearing in approximately 50 news articles primarily focused on industry developments and deals.

Generated from interconnection queue and public data sources

ERCOT Queue
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

Howard

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

BRP Crater BESS LLC

Utility

—

Entity

ERCOT

Service Type

—

Point of Interconnection

Tap 345 kV Rockhound Switch (10062) – Prong Moss Switch (10057) ckt 1

Data Source

LBNL + Live

DeveloperSpearmint EnergyRenewables Now · 2026-01-07
TransactionProject financing±Renewables Now · 2026-01-07
OfftakerCaptonaRenewables Now · 2024-05-02
LenderKyudenRenewables Now · 2026-01-07
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
Nearest Node (Estimated)
FLCNS_UNIT1
POI Substation
Falcon Seaboard Substation

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.

Insights & Articles (2)Beta

Last updated 2026-04-19

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InfraSure platform

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