Nabla Energy Storage I
750 MW storage in Tarrant, TX · In queue since November 2025 · Proposed COD September 2029
750 MW
Capacity
1
Components
Battery
8 months
In Queue
Facility Study
IA Phase
COD target: 2029
Total Duration
3y 10m
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: 2029-09-17
Entered ERCOT queue in Facility Study phase
Nabla Energy Storage I is a proposed 750 MW hybrid battery energy storage project in Parker County, Texas. Developed by Nabla Park LLC, the project is listed in the ERCOT interconnection queue as entry ERCOT-27INR0571, with a queue entry date of November 5, 2025. The proposed commercial operation date is September 17, 2029.
The project is listed as active in the interconnection queue. It involves tapping on the 345 kV line from PARKER 5 1436 to BENBRK 5 1873. Recent news coverage has discussed the development.
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
Tarrant
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Nabla Park LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
tapping on 345 kV Line PARKER_5 ‚Äé1436 to BENBRK_5 ‚Äé1873
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_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.
