MISO-J3550
200 MW storage in Dubois, IN · In queue since April 2024 · Proposed COD September 2027
200 MW
Capacity
1
Components
Battery
2y 1m
In Queue
—
IA Status
COD target: 2027
Total Duration
3y 5m
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: 2027-09-10
MISO-J3550 is a proposed 200 MW battery storage project located in Dubois County, Indiana. The project is being developed by Southern Indiana Gas & Electric Company d/b/a Centerpoint Energy Indiana South. It consists of a single 200 MW battery component.
The project is currently active in the MISO interconnection queue, having entered the queue on April 18, 2024. Its proposed commercial operation date is September 10, 2027. The point of interconnection is the Duff 345/138kV substation.
Generated from interconnection queue and public data sources
State
IN
County
Dubois
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
Southern Indiana Gas & Electric Company d/b/a Centerpoint Energy Indiana South
Entity
MISO
Service Type
—
Point of Interconnection
Duff 345/138kV
Data Source
LBNL + Live
- ISO / RTO
- MISO
- Trading Hub
- INDIANA.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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