BetaActiveBatterySPPLBNL + Live
50 MW storage in Choctaw, OK · In queue since March 2023 · Proposed COD June 2026
50 MW
Capacity
1
Components
Battery
3 years
In Queue
IA Executed
IA Status
COD target: 2026
Interconnection Timeline
Total Duration
3y 3m
Construction75%
Queue EntryMar 27, 2023
Interconnection request submitted to ISO/RTO
DISIS Study
SPP uses the Definitive Interconnection System Impact Study (DISIS) cluster process.
Typical: 36–48 months (improving)
Interconnection Agreement
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
ConstructionCurrent
Project under construction
Typical: 6–18 months
Commercial Operation
Proposed COD: 2026-06-01
Project Details
State
OK
County
Choctaw
Region
SPP
Developer
—
Utility
WFEC
Entity
SPP
Point of Interconnection
Hugo Power Plant 138 kV Substation
Data Source
LBNL + Live
No news available for this project.