Crowned Heron BESS (ERCOT-24INR0405) — Project Summary

Queue ID
ERCOT-24INR0405
Capacity
154.2 MW
Technology
Battery
Status
active
Location
Fort Bend, TX
Region
ERCOT
Developer
RWE Renewables
IA Status
IA Executed

Crowned Heron BESS

ERCOT-24INR0405BetaActiveBatteryERCOTLBNL + Live

154.2 MW storage in Fort Bend, TX · In queue since July 2022 · Proposed COD June 2026

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

154.2 MW

Capacity

1

Components

Battery

4 years

In Queue

IA Executed

IA Phase

Signed Jun 2023

Interconnection

Queue → IA

11 months

IA → COD

3 years

Total Duration

11 months

Schedule

0 months past proposed COD

Construction75%
Queue EntryJul 18, 2022

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 AgreementJun 26, 2023

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 6–18 months

Commercial Operation

Proposed COD: 2026-06-30

Cross-source intelligence
Beta
High confidence·5 sources·as of 2026-06-01
Expected COD
2025
Queue date 1–2 years staleQueue: 2026-06-30
Developer
RWE Renewables
Confirmed
Status
Construction
Construction — groundbreaking October 2024, commissioning targeted for 2025
Financing
Secured
Part of RWE's $20+ billion US clean energy portfolio; construction financing secured as evidenced by October 2024 groundbreaking
Key milestones
IA executedJun 26, 2023

Interconnection Agreement executed with ERCOT

source
GroundbreakingOct 2, 2024

RWE breaks ground on Crowned Heron 1 and 2 as part of 450 MW / 900 MWh Texas BESS portfolio

source
COD target2025Most recent

Commissioning planned for 2025 per RWE official announcement

source
About

The proposed Crowned Heron BESS project is a 154.2 MW battery storage development in Fort Bend County, Texas. The project, being developed by RWE Renewables, is interconnected within the ERCOT region under queue ID ERCOT-24INR0405. It entered the queue on July 18, 2022, and has a proposed commercial operation date of June 30, 2026.

The project's Interconnection Agreement (IA) has been executed as of June 26, 2023. The point of interconnection (POI) is the WA Parish 345 kV Bus #44000. The project has appeared in recent news coverage.

Generated from interconnection queue and public data sources

Development Risk

Realization risk from now to commercial operation — financing close, EPC and tax-equity counterparty mix, and COD probability vs the proposed date. The diligence view that determines whether the deal actually closes. 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)
Financing close probability
EPC + tax-equity counterparty
Project Details

State

TX

County

Fort Bend

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

RWE Renewables

Utility

Entity

ERCOT

Service Type

Point of Interconnection

WA Parish 345 kV Bus #44000

Data Source

LBNL + Live

Risk Analytics

Composite operating-phase risk view — what this asset's risk profile will look like once it commissions. 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 — first-year production estimate and 10-year P50 trajectory, with probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios. Powered by InfraSure's generation modeling stack.

Available on the InfraSure platform

See the full forecast + scenario decomposition for this project.

10-year P50 forecast
First-year output estimate
Weather + policy scenarios
Financial Forecast

Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. First-year DSCR, 10-year cashflow, and counterparty exposure across price and policy scenarios. Powered by InfraSure's asset cashflow stack.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

10-year revenue projection
First-year DSCR
Financing close risk
Market Context
Approximate
ISO / RTO
ERCOT
Trading Hub
HB_NORTH
Hub Confidence
LOW

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.

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