SPP-GEN-2023-161
74.9 MW storage in Blaine, OK · In queue since October 2023 · Proposed COD November 2026
74.9 MW
Capacity
1
Components
Battery
2y 7m
In Queue
System Impact Study
IA Status
COD target: 2026
Total Duration
3y 1m
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: 2026-11-04
SPP-GEN-2023-161 is a proposed 74.9 MW battery storage project located in Blaine County, Oklahoma. The project is in the Southwest Power Pool (SPP) interconnection queue, having entered on October 2, 2023. The proposed commercial operation date is November 4, 2026. The interconnecting utility is Oklahoma Gas & Electric (OGE), and the point of interconnection is the Roman Nose 138 kV Substation. The project's interconnection status is currently in the System Impact Study phase.
The development project consists solely of battery storage, with a total capacity of 74.9 MW.
Generated from interconnection queue and public data sources
State
OK
County
Blaine
Grid Region
SPP (Southwest Power Pool)
Market
ISO/RTO Member
Developer
—
Utility
OGE
Entity
SPP
Service Type
—
Point of Interconnection
Roman Nose 138 kV Substation
Data Source
LBNL + Live
- ISO / RTO
- SPP
- Trading Hub
- SPP South Hub
- Hub Confidence
- HIGH
- POI Substation
- Roman Nose
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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