Zelus BESS
201.03 MW storage in Zapata, TX · In queue since December 2021 · Proposed COD December 2027
201.03 MW
Capacity
1
Components
Battery
4y 5m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
6 years
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: 2027-12-01
The Zelus BESS project is a proposed 201.03 MW battery storage project located in Zapata County, Texas. The developer is BRP Zelus BESS LLC. It is currently in the ERCOT interconnection queue as entry ERCOT-24INR0131, with a queue entry date of December 20, 2021, and a proposed commercial operation date of December 1, 2027. The project's interconnection status is currently in the Facility Study phase.
The point of interconnection for the Zelus BESS project is the 138 kV Zapata Substation (#8299; AEP). The project has appeared in recent news coverage regarding energy storage developments in Texas.
Generated from interconnection queue and public data sources
State
TX
County
Zapata
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
BRP Zelus BESS LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
the 138 kV Zapata Substation (#8299; AEP)
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- BRP_ZPT1_RN
- POI Substation
- Zapata Substation
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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