SPP-GEN-2022-143
200 MW storage in Marshall, OK · In queue since February 2023 · Proposed COD December 2027
200 MW
Capacity
1
Components
Battery
3y 3m
In Queue
System Impact Study
IA Status
COD target: 2027
Total Duration
4y 10m
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: 2027-12-31
SPP-GEN-2022-143 is a proposed 200 MW battery storage project in Marshall County, Oklahoma. The project, located within the Southwest Power Pool (SPP) region, entered the SPP interconnection queue on February 21, 2023, with a proposed commercial operation date of December 31, 2027. The interconnecting utility is Oklahoma Gas & Electric (OGE).
The project's interconnection status is currently in the System Impact Study phase. The point of interconnection (POI) is the Caney Creek 138 kV Substation.
Generated from interconnection queue and public data sources
State
OK
County
Marshall
Grid Region
SPP (Southwest Power Pool)
Market
ISO/RTO Member
Developer
—
Utility
OGE
Entity
SPP
Service Type
—
Point of Interconnection
Caney Creek 138 kV Substation
Data Source
LBNL + Live
- ISO / RTO
- SPP
- Trading Hub
- SPP South Hub
- Hub Confidence
- HIGH
- POI Substation
- Caney Creek 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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