MISO-J4154
200 MW storage in Madison, MS · In queue since October 2025
200 MW
Capacity
0
Components
7 months
In Queue
—
IA Status
Total Duration
7 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-J4154 is a proposed 200 MW battery storage project located in Madison County, Mississippi. The project, developed by GridUnity, is interconnected within the Midcontinent Independent System Operator (MISO) queue. The queue entry date is October 7, 2025.
The project is currently listed as active in the MISO interconnection queue, with a service type of NRIS (Network Resource Interconnection Service). The point of interconnection is the Andes Substation.
Generated from interconnection queue and public data sources
State
MS
County
Madison
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
GridUnity
Entity
MISO
Service Type
NRIS
Point of Interconnection
Andes Substation
Data Source
Live · MISO
- ISO / RTO
- MISO
- Trading Hub
- LOUISIANA.HUB
- Hub Confidence
- HIGH
- POI Substation
- Lake Andes 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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