SPP-GEN-2022-145
195 MW storage in Johnston, OK · In queue since February 2023 · Proposed COD December 2027
195 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-2022-145 is a proposed 195 MW battery storage project located in Johnston County, Oklahoma. The project, which consists entirely of battery storage, is in the Southwest Power Pool (SPP) interconnection queue as of February 21, 2023. The proposed commercial operation date is December 31, 2027.
The project's interconnection point of interface (POI) is the Weatherford Jct. to Hinton 138 kV line. The project's interconnection status is currently in the System Impact Study phase. The interconnecting utility is AEP.
Generated from interconnection queue and public data sources
State
OK
County
Johnston
Grid Region
SPP (Southwest Power Pool)
Market
ISO/RTO Member
Developer
—
Utility
AEP
Entity
SPP
Service Type
—
Point of Interconnection
Weatherford Jct. to Hinton 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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