Stem Solar
200 MW generation in Swisher, TX · In queue since February 2020 · Proposed COD August 2025
200 MW
Capacity
1
Components
Solar
6y 3m
In Queue
Facility Study
IA Status
COD target: 2025
Total Duration
5y 6m
Schedule
8 months past proposed COD
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: 2025-08-26
The Stem Solar project is a proposed 200 MW solar generation facility in Swisher County, Texas. The project, developed by Innovative Solar 134, LLC, is located within the ERCOT region and interconnected to the tap 345kV 23914 Tule Canyon - 23912 Ogallala. It entered the ERCOT interconnection queue as queue ID ERCOT-24INR0003 on February 4, 2020, and has a proposed commercial operation date of August 26, 2025. Its interconnection status is currently in the Facility Study phase.
The Stem Solar project has been the subject of recent news coverage, with 13 articles published across industry, grid, deals, and development categories.
Generated from interconnection queue and public data sources
State
TX
County
Swisher
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Innovative Solar 134, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
tap 345kV 23914 Tule Canyon - 23912 Ogallala
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_WEST
- Hub Confidence
- MEDIUM
- POI Substation
- Tule Canyon 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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