Query
Swiss Valley Energy Storage
Type
Entity Briefing
Entity
Swiss Valley Energy Storage
State
MS
Technology
battery
Generated
2026-10-10T20:50:42.819Z

Briefing on Swiss Valley Energy Storage

Entity Briefing
Generated Oct 10, 2026·Dataset freshness not reported
300 MW
Proposed capacity
active
Current status
Battery
Technology
NYISO
Market / region
2029-12-01
Proposed COD
C24
Queue phase
Briefing/projectactive

Swiss Valley Energy Storage is a 300 MW Battery project in New York, currently active.

Sawhall Energy Storage LLC is the reported developer. The reported queue phase is C24. Proposed COD is 2029-12-01.

Queue ID
NYISO-C24-352
Location
Wyoming, New York
Technology
Battery
Developer
Sawhall Energy Storage LLC
Market / region
NYISO
Point of interconnection
Wethersfield 230 kV Substation

What stands out

1

Swiss Valley Energy Storage is a 300 MW Battery project in New York with status active.

2

Sawhall Energy Storage LLC is the reported developer.

3

The reported queue phase is C24; proposed COD is 2029-12-01.

Market and operating context

Queue date
2024-10-15
Proposed COD
2029-12-01
Study phase
C24

Why it matters

Queue phase, proposed timing, developer identity, and linked events determine how much of the stated pipeline should be treated as actionable development capacity. The project page and deeper report preserve those fields for further diligence.

Swiss Valley Energy Storage — verified asset snapshot

FieldValue
Queue IDNYISO-C24-352
LocationWyoming, New York
TechnologyBattery
DeveloperSawhall Energy Storage LLC
Market / regionNYISO
Point of interconnectionWethersfield 230 kV Substation
Queue date2024-10-15
Proposed COD2029-12-01