MISO-J3517
190 MW storage in Williamson, IL · In queue since April 2024 · Proposed COD October 2028
190 MW
Capacity
1
Components
Battery
2y 1m
In Queue
—
IA Status
COD target: 2028
Total Duration
4y 6m
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)
Proposed COD: 2028-10-31
MISO-J3517 is a proposed 190 MW battery storage project located in Williamson County, Illinois. The project is in the Midcontinent Independent System Operator (MISO) interconnection queue, with an entry date of April 19, 2024. The proposed commercial operation date is October 31, 2028. Ameren Illinois is the utility associated with the point of interconnection, named Ordill.
The development project consists entirely of battery storage, with a total capacity of 190 MW. The project is currently listed as active in the MISO queue.
Generated from interconnection queue and public data sources
State
IL
County
Williamson
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
AMEREN ILLINOIS
Entity
MISO
Service Type
—
Point of Interconnection
Ordill
Data Source
LBNL + Live
- 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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