MISO-J4121
300 MW generation in Washington, MS · In queue since September 2025
300 MW
Capacity
0
Components
8 months
In Queue
—
IA Status
Total Duration
8 months
Study Phase
Phase 1
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-J4121 is a proposed 300 MW solar generation project located in Washington County, Mississippi. The project is in the MISO interconnection queue, with an entry date of September 19, 2025. The interconnecting utility is Entergy Mississippi, LLC.
The project's interconnection service type is NRIS (Network Resource Interconnection Service). It is currently in Phase 1 of the study phase within the MISO queue. The point of interconnection (POI) is the Gerald Andrus SES SWYD - Indianola 230/115 Sub 230.0kV.
Generated from interconnection queue and public data sources
State
MS
County
Washington
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
ENTERGY MISSISSIPPI, LLC.
Entity
MISO
Service Type
NRIS
Point of Interconnection
GERALD ANDRUS SES SWYD - INDIANOLA 230/115 SUB 230.0kV
Data Source
Live · MISO
- ISO / RTO
- MISO
- Trading Hub
- LOUISIANA.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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