Gwynneville 345kV Substation (J1704)

Gwynneville 345kV Substation is a 50.0 MW battery interconnection project in Shelby, Indiana with a current status of withdrawn. It is proposed to connect at Gwynneville 345kV Substation.

50.0 MWCapacity
WithdrawnStatus
Market
BatteryTechnology

Project facts

Canonical nameGwynneville 345kV Substation
Queue IDJ1704
Statuswithdrawn
Source statusWithdrawn
Market
TechnologyBattery
Capacity50.0 MW
StateIndiana
CountyShelby
Point of interconnectionGwynneville 345kV Substation
Requested (queue) date2020-06-25
Proposed in-service date2023-09-01
Operational date2023-09-01
Withdrawn date2023-11-28
Developer
Utility / transmission ownerDuke Energy Progress

Cross-source records

This project is also observed in: Lawrence Berkeley National Laboratory — Queued Up interconnection dataset. interXdata links these source records without double-counting the project.

What changed

ObservedFieldOld valueNew valueMateriality
2026-07-29new_projectwithdrawnhigh

Explore related data

Source last checked2026-08-27
Data last materially changed2026-08-27
Page data generated2026-08-27

Provenance: MISO — generator interconnection queue. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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