Swiss Valley Energy Storage (C24-352)
Swiss Valley Energy Storage is a 300.0 MW battery interconnection project in Wyoming, New York with a current status of active. It is proposed to connect at Wethersfield 230 kV Substation.
300.0 MWCapacity
ActiveStatus
CMarket
BatteryTechnology
Project facts
| Canonical name | Swiss Valley Energy Storage |
|---|---|
| Queue ID | C24-352 |
| Status | active |
| Source status | 6 |
| Market | C |
| Technology | Battery |
| Capacity | 300.0 MW |
| State | New York |
| County | Wyoming |
| Point of interconnection | Wethersfield 230 kV Substation |
| Requested (queue) date | 2024-10-15 |
| Proposed in-service date | — |
| Operational date | — |
| Withdrawn date | — |
| Developer | Sawhall Energy Storage LLC |
| Utility / transmission owner | NYSEG |
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 | — | active | high |
Explore related data
Source last checked2026-08-28
Data last materially changed2026-08-28
Page data generated2026-08-28
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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