Mountaineer Solar
329.64 MW generation in Brown, TX · In queue since April 2019 · Proposed COD November 2028
329.64 MW
Capacity
1
Components
Solar
7y 1m
In Queue
Facility Study
IA Status
COD target: 2028
Total Duration
9y 7m
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: 2028-11-01
Mountaineer Solar is a proposed solar generation project located in Brown County, Texas, with a total capacity of 329.64 MW. The project, developed by Mustang Mountaineer Solar LLC, is in the ERCOT interconnection queue as entry ERCOT-21INR0294, with a queue entry date of April 16, 2019. The proposed commercial operation date is November 1, 2028, and the project's interconnection agreement status is currently Facility Study.
The Mountaineer Solar project has been the subject of recent news coverage, with nine articles appearing in industry, grid, and deals publications.
Generated from interconnection queue and public data sources
State
TX
County
Brown
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Mustang Mountaineer Solar LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
1444 Brown 345 kV
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- BBSES_UNIT1
- POI Substation
- Big Brown 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.
