SPP-GEN-2024-050
300 MW hybrid in Castro, TX · In queue since October 2024 · Proposed COD December 2028
300 MW
Capacity
1
Components
Solar
1y 7m
In Queue
System Impact Study
IA Status
COD target: 2028
Total Duration
4y 2m
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: 2028-12-31
SPP-GEN-2024-050 is a proposed 300 MW hybrid solar and battery project located in Castro County, Texas. The project consists of 300 MW of solar generation, and is in the Southwest Power Pool (SPP) interconnection queue. The queue entry date is October 30, 2024, and the proposed commercial operation date is December 31, 2028.
The project's interconnection status is currently in the System Impact Study phase. The point of interconnection (POI) is the Deaf Smith - Plant X 230 kV line, and Southwestern Public Service (SPS) is the interconnecting utility. The project is listed as active in the SPP queue.
Generated from interconnection queue and public data sources
State
TX
County
Castro
Grid Region
SPP (Southwest Power Pool)
Market
ISO/RTO Member
Developer
—
Utility
SPS
Entity
SPP
Service Type
—
Point of Interconnection
Deaf Smith - Plant X 230 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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