SPP-GEN-2023-059
200 MW hybrid in Harrison, TX · In queue since September 2023 · Proposed COD December 2026
200 MW
Capacity
1
Components
Solar
2y 8m
In Queue
System Impact Study
IA Status
COD target: 2026
Total Duration
3y 3m
Interconnection request submitted to ISO/RTO
SPP uses the Definitive Interconnection System Impact Study (DISIS) cluster process.
Typical: 36–48 months (improving)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2026-12-31
SPP-GEN-2023-059 is a proposed 200 MW hybrid project consisting of solar and gas generation in Harrison County, Texas. The project, which interconnects to the SPP grid via the Tap Rockhill to South Shreveport 138 kV line, entered the SPP queue on September 11, 2023.
The project's listed commercial operation date is December 31, 2026, and its interconnection status is currently in the System Impact Study phase. The utility is AEP. The project has appeared in recent news.
Generated from interconnection queue and public data sources
State
TX
County
Harrison
Grid Region
SPP (Southwest Power Pool)
Market
ISO/RTO Member
Developer
—
Utility
AEP
Entity
SPP
Service Type
—
Point of Interconnection
Tap Rockhill to South Shreveport 138 kV line
Data Source
LBNL + Live
- ISO / RTO
- SPP
- Trading Hub
- SPP South Hub
- Hub Confidence
- MEDIUM
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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