Antelope Energy Storage Center (1654)
Antelope Energy Storage Center is a 500.0 MW battery interconnection project in Lewis, New York with a current status of withdrawn. It is proposed to connect at Adirondack 345kV substation.
500.0 MWCapacity
WithdrawnStatus
EMarket
BatteryTechnology
Project facts
| Canonical name | Antelope Energy Storage Center |
|---|---|
| Queue ID | 1654 |
| Status | withdrawn |
| Source status | 0 |
| Market | E |
| Technology | Battery |
| Capacity | 500.0 MW |
| State | New York |
| County | Lewis |
| Point of interconnection | Adirondack 345kV substation |
| Requested (queue) date | 2023-12-21 |
| Proposed in-service date | 2024-05-31 |
| Operational date | — |
| Withdrawn date | — |
| Developer | Hydrostor USA Holdings, Inc , a subsidiary of Hydrostor Inc |
| Utility / transmission owner | NYPA |
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
| Observed | Field | Old value | New value | Materiality |
|---|---|---|---|---|
| 2026-07-31 | new_project | — | withdrawn | high |
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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