Longleaf Power Station
600 MW generation in Angelina, TX · In queue since October 2023 · Proposed COD March 2029
600 MW
Capacity
1
Components
Gas
2y 7m
In Queue
Facility Study
IA Phase
COD target: 2029
Total Duration
5y 5m
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: 2029-03-31
Longleaf Power Station (TEF-Due Diligence) is a proposed 600 MW natural gas generation project located in Angelina County, Texas. The project is being developed by WattBridge Texas Holding, LLC. It is listed in the ERCOT interconnection queue as entry ERCOT-26INR0294, with a queue entry date of October 13, 2023, and a proposed commercial operation date of March 31, 2029. The project's interconnection agreement status is currently in the Facility Study phase.
The proposed project has been the subject of recent news coverage, with 12 articles related to the development, focusing on deals and regulatory matters.
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
Angelina
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
WattBridge Texas Holding, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Redland Substation (# 3321)
Data Source
LBNL + Live
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_WEST
- Hub Confidence
- MEDIUM
- POI Substation
- Substation 41
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.
