Cartwheel BESS 2 (ERCOT-23INR0495) — Project Summary

Queue ID
ERCOT-23INR0495
Capacity
156.91 MW
Technology
Battery
Status
active
Location
Hopkins, TX
Region
ERCOT
Developer
RWE Renewables
IA Status
Facility Study

Cartwheel BESS 2

ERCOT-23INR0495BetaActiveBatteryERCOTLBNL + Live

156.91 MW storage in Hopkins, TX · In queue since June 2022 · Proposed COD June 2028

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

156.91 MW

Capacity

1

Components

Battery

4y 1m

In Queue

Facility Study

IA Phase

COD target: 2028

Interconnection

Total Duration

6 years

Facilities Study50%
Queue EntryJun 2, 2022

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: 2028-06-15

Cross-source intelligence
Beta
High confidence·4 sources·as of 2026-06-01
Expected COD
2025
Queue date 3+ years staleQueue: 2028-06-15
Developer
RWE Renewables
Confirmed
Status
Active
Active — construction started October 2024, commissioned in 2025 per RWE announcements
Financing
Secured
Financing secured for construction start October 2024; part of RWE's $20+ billion U.S. investment program per Industrial Info Resources
Key milestones
GroundbreakingOct 2, 2024

RWE broke ground on Cartwheel BESS 2 as part of 450 MW / 900 MWh Texas BESS portfolio

source
COD target2025

Commissioning planned for 2025 per RWE press release

source
COD target2025Most recent

RWE Americas commissioned 2 GW of clean energy projects in 2025, consistent with Cartwheel timeline

source
About

The Cartwheel BESS 2 project is a proposed 156.91 MW battery storage project located in Hopkins County, Texas. Developed by RWE Renewables, the project consists entirely of battery storage. It is currently in the ERCOT interconnection queue as entry ERCOT-23INR0495, with a queue entry date of June 2, 2022, and a proposed commercial operation date of June 15, 2028. The project's interconnection agreement status is currently in the Facility Study phase.

The point of interconnection is Tap 345kV 1697 Sulphur Springs Switch and 2464 Cash Switch. The Cartwheel BESS 2 project has been the subject of 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

Hopkins

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

RWE Renewables

Utility

Entity

ERCOT

Service Type

Point of Interconnection

Tap 345kV 1697 Sulphur Springs Switch – 2464 Cash Switch

Data Source

LBNL + Live

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_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.

No insights available for this project.

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