Darkwood BESS
150.5 MW storage in Comanche, TX · In queue since June 2023 · Proposed COD September 2027
150.5 MW
Capacity
1
Components
Battery
2y 11m
In Queue
Facility Study
IA Status
COD target: 2027
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: 2027-09-20
The Darkwood BESS project is a proposed 150.5 MW battery storage project located in Comanche County, Texas. It is being developed by Mustang Creek Solar, LLC. The project is currently active in the ERCOT interconnection queue as entry ERCOT-27INR0050, with a queue entry date of June 7, 2023, and a proposed commercial operation date of September 20, 2027. The project's interconnection agreement status is currently in the Facility Study phase.
Recent news coverage has discussed the Darkwood BESS development project.
Generated from interconnection queue and public data sources
State
TX
County
Comanche
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Mustang Creek Solar, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 345KV 1900 Comanche Peak - 1440 Comanche Switch
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- CPSES_UNIT1
- POI Substation
- Comanche Peak 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.
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