Sleepy Hollow BESS
123.1 MW storage in Throckmorton, TX · In queue since November 2023 · Proposed COD February 2028
123.1 MW
Capacity
1
Components
Battery
2y 8m
In Queue
Facility Study
IA Phase
COD target: 2028
Total Duration
4y 3m
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: 2028-02-22
Sleepy Hollow BESS is a proposed 123.1 MW battery storage project located in Throckmorton County, Texas. The project, developed by Sleepy Hollow BESS, LLC, is currently active in the ERCOT interconnection queue as entry ERCOT-26INR0327, with a queue entry date of November 30, 2023. The proposed commercial operation date is February 22, 2028, and the project's interconnection agreement status is currently in the Facility Study phase.
The project consists of 123.1 MW of battery storage capacity. The point of interconnection is Tap 138 kV 792 Murray - 6169 Paint Creek. The project has appeared in recent news coverage.
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
Throckmorton
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Sleepy Hollow BESS, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 138 kV 792 Murray - 6169 Paint Creek
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.
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Ask about Sleepy Hollow BESSForward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
