BRP Pollux BESS
163.42 MW storage in Bosque, TX · In queue since January 2022 · Proposed COD December 2026
163.42 MW
Capacity
1
Components
Battery
4y 6m
In Queue
Facility Study
IA Phase
COD target: 2026
Total Duration
4y 11m
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: 2026-12-01
The BRP Pollux BESS project is a proposed 163.42 MW battery storage project located in Bosque County, Texas. Developed by BRP Pollux BESS LLC, the project is interconnected within the ERCOT region and entered the interconnection queue as ERCOT-23INR0431 on January 6, 2022. The current interconnection status is Facility Study, with a proposed commercial operation date of December 1, 2029.
The project consists entirely of battery storage, with a total capacity of 163.42 MW. The point of interconnection is the 138 kV Olsen Switching Station (#37460). The project is currently listed as active within the ERCOT interconnection queue.
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
Bosque
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
BRP Pollux BESS LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
138 kV Olsen Switching Station (#37460)
Data Source
LBNL
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_SOUTH
- Hub Confidence
- MEDIUM
- POI Substation
- Ajo Switching Station
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 Ask reports yet for this entity.
Ask about BRP Pollux BESSForward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
