Gemma Storage (1349)

Gemma Storage is a 190.0 MW battery interconnection project in Steuben, New York with a current status of withdrawn. It is proposed to connect at Stoney Ridge 230 KV Substation.

190.0 MWCapacity
WithdrawnStatus
CMarket
BatteryTechnology

Project facts

Canonical nameGemma Storage
Queue ID1349
Statuswithdrawn
Source status0
MarketC
TechnologyBattery
Capacity190.0 MW
StateNew York
CountySteuben
Point of interconnectionStoney Ridge 230 KV Substation
Requested (queue) date2022-03-11
Proposed in-service date2024-05-31
Operational date
Withdrawn date
DeveloperHanwha Q CELLS USA
Utility / transmission ownerNYSEG

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
2026-07-31new_projectwithdrawnhigh

Explore related data

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

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

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