MISO-S1128
100 MW storage in Sangamon, IL · In queue since November 2025
100 MW
Capacity
0
Components
6 months
In Queue
—
IA Status
Total Duration
6 months
Interconnection request submitted to ISO/RTO
MISO uses the Definitive Planning Phase (DPP) process with 3 study phases.
Typical: 30–40 months (historical); 12 months target
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Commercial operation date not yet determined
MISO-S1128 is a proposed 100 MW battery storage project located in Sangamon County, Illinois. The project is listed in the Midcontinent Independent System Operator (MISO) interconnection queue with an entry date of November 20, 2025. The point of interconnection is the 343515 Chatham Main - 346555 North Aurburn (Ameren) 138.0kV line.
The project's service type is System Impact Study (SIS), and its current status in the MISO queue is active. The developer is not specified in the queue data.
Generated from interconnection queue and public data sources
State
IL
County
Sangamon
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
—
Entity
MISO
Service Type
SIS
Point of Interconnection
343515 Chatham Main - 346555 North Aurburn (Ameren) 138.0kV
Data Source
Live · MISO
- ISO / RTO
- MISO
- Trading Hub
- ILLINOIS.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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