SPP-ERAS-2025-013
450.6 MW generation in Maryville, MO · In queue since September 2025
450.6 MW
Capacity
0
Components
8 months
In Queue
—
IA Status
Total Duration
8 months
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)
Commercial operation date not yet determined
SPP-ERAS-2025-013 is a proposed 450.6 MW gas-fired generation project located in Maryville, Missouri. The project, which utilizes thermal combustion turbine technology, is listed in the Southwest Power Pool (SPP) interconnection queue under the queue ID SPP-ERAS-2025-013. The project's point of interconnection is the Mullin Creek 345 kV Substation.
The project, with Western Energy Resources (WERE) listed as the utility, entered the SPP queue on September 30, 2025. It is currently in active status, seeking Energy Resource and Network Resource (ER/NR) service type.
Generated from interconnection queue and public data sources
State
MO
County
Maryville
Grid Region
SPP (Southwest Power Pool)
Market
ISO/RTO Member
Developer
—
Utility
WERE
Entity
SPP
Service Type
ER/NR
Point of Interconnection
Mullin Creek 345 kV Substation
Data Source
Live · SPP
- ISO / RTO
- SPP
- Trading Hub
- SPP North Hub
- Hub Confidence
- HIGH
- POI Substation
- Mullin 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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