Query
Willis Battery Storage
Type
Entity Briefing
Entity
Willis Battery Storage
Technology
battery
Generated
2026-10-07T23:31:54.200Z

Briefing on Willis Battery Storage

Entity Briefing
Generated Oct 7, 2026·Dataset freshness not reported
20 MW
Capacity
Operating
Current status
2023
Operating since
1
Generators
-0.7%
Capacity factor
-1 GWh
Annual generation
Briefing/plantOperating

Willis Battery Storage is a 20 MW Batteries asset in NYISO (New York), currently Operating.

Willis Battery Storage is reported in New York since 2023 under New York Power Authority. Available operating and financial measures include -0.7% capacity factor and -1 GWh annual generation; $1361/kW reported CapEx.

Location
Franklin, New York
Technology
Batteries
Owner / parent
New York Power Authority
Operator
New York Power Authority
Grid
NYISO (New York)
Plant ID
63238

What stands out

1

Willis Battery Storage is a 20 MW Batteries asset in New York with status Operating.

2

Latest annual operating measures report -0.7% capacity factor and -1 GWh annual generation.

3

Available financial measures include $1361/kW CapEx.

4

Latest linked story: “New York begins operation of state’s utility-scale battery energy storage project” (Daily Energy Insider, 2023-08-29).

Market and operating context

ISO / market
NYISO (New York)
Balancing authority
New York Independent System Operator
NERC region
NPCC
State rank
#11 of 53
National rank
#544 of 994

Why it matters

For this asset in NYISO (New York), operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.