Rattlesnake Gap Storage SLF
— hybrid in Howard, TX · In queue since September 2025 · Proposed COD June 2029
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Capacity
0
Components
10 months
In Queue
—
IA Status
COD target: 2029
Total Duration
3y 9m
Interconnection request submitted to ISO/RTO
ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.
Typical: 18–30 months (fastest major ISO)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2029-06-01
The Rattlesnake Gap Storage SLF project is a proposed hybrid battery storage project located in Howard County, Texas. Developed by ET Fuels US Inc., the project has a queue entry date of September 22, 2025, in the ERCOT interconnection queue under queue ID ERCOT-29INR0179. The proposed commercial operation date is June 1, 2029.
The project consists of battery energy storage and another unspecified technology. It is currently listed as active in the ERCOT queue. Recent news coverage has discussed the project.
Generated from interconnection queue and public data sources
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.
See the full development-risk decomposition for this project.
State
TX
County
Howard
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
ET Fuels US Inc.
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
10119 Tributary Switch 138 kV
Data Source
Live · ERCOT
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.
See the full risk decomposition + scenarios for this project.
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.
See the full forecast + scenario decomposition for this project.
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.
See the full revenue + DSCR projection for this project.
- 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.
Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
