MISO-J4088
340 MW generation in Lee, AR · In queue since October 2025
340 MW
Capacity
0
Components
7 months
In Queue
—
IA Status
Total Duration
7 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-J4088 is a proposed 340 MW hybrid generation project in Lee County, Arkansas. The project, which is listed in the Midcontinent Independent System Operator (MISO) interconnection queue, entered the queue on October 6, 2025. Entergy Arkansas, LLC is the utility associated with the project.
The project's point of interconnection (POI) is the Wheatley 500 kV Switching Station. The project is currently in Phase 1 of the study phase and has a service type of NRIS (Network Resource Interconnection Service). The project is listed as "active" in the interconnection queue.
Generated from interconnection queue and public data sources
State
AR
County
Lee
Grid Region
MISO (Midcontinent)
Market
ISO/RTO Member
Developer
—
Utility
ENTERGY ARKANSAS, LLC
Entity
MISO
Service Type
NRIS
Point of Interconnection
Wheatley 500 kV Switching Station (being built by J1710 & J1820)
Data Source
Live · MISO
- ISO / RTO
- MISO
- Trading Hub
- ARKANSAS.HUB
- Hub Confidence
- HIGH
- POI Substation
- Opp Switching Station
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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