Query
William F Wyman Hybrid
Type
Entity Briefing
Entity
William F Wyman Hybrid
Generated
2026-10-20T00:12:12.932Z

Briefing on William F Wyman Hybrid

Entity Briefing
Generated Oct 20, 2026·Dataset freshness not reported
863 MW
Capacity
Operating
Current status
1957
Operating since
5
Generators
1.8%
Capacity factor
138 GWh
Annual generation
Briefing/plantOperating

William F Wyman Hybrid is a 863 MW Batteries asset in ISO New England, currently Operating.

William F Wyman Hybrid is reported in Maine since 1957 under NextEra Energy Maine. Available operating and financial measures include 1.8% capacity factor and 138 GWh annual generation; $765/kW reported CapEx.

Location
Cumberland, Maine
Technology
Batteries, Petroleum Liquids
Owner / parent
NextEra Energy Maine
Operator
FPL Energy Wyman LLC
Grid
ISO New England
Plant ID
1507

What stands out

1

William F Wyman Hybrid is a 863 MW Batteries asset in Maine with status Operating.

2

Latest annual operating measures report 1.8% capacity factor and 138 GWh annual generation.

3

Available financial measures include $765/kW CapEx.

Market and operating context

ISO / market
ISO New England
Balancing authority
ISO New England Inc.
NERC region
NPCC
State rank
#1 of 1
National rank
#3 of 14

Why it matters

For this asset in ISO New England, 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.