Query
S D Warren Westbrook
Type
Entity Briefing
Entity
S D Warren Westbrook
Generated
2026-10-18T07:16:36.546Z

Briefing on S D Warren Westbrook

Entity Briefing
Generated Oct 18, 2026·Dataset freshness not reported
70 MW
Capacity
Operating
Current status
1903
Operating since
16
Generators
5.4%
Capacity factor
33 GWh
Annual generation
Briefing/plantOperating

S D Warren Westbrook is a 70 MW Conventional Hydroelectric asset in ISO New England, currently Operating.

S D Warren Westbrook is reported in Maine since 1903 under Sappi. Available operating and financial measures include 5.4% capacity factor and 33 GWh annual generation; $2294/kW reported CapEx.

Location
Cumberland, Maine
Technology
Conventional Hydroelectric, Wood/Wood Waste Biomass
Owner / parent
Sappi
Operator
Relevate Power Management LLC
Grid
ISO New England
Plant ID
50447

What stands out

1

S D Warren Westbrook is a 70 MW Conventional Hydroelectric asset in Maine with status Operating.

2

Latest annual operating measures report 5.4% capacity factor and 33 GWh annual generation.

3

Available financial measures include $2294/kW CapEx.

4

Latest linked story: “Sappi North America formally dropping the S.D. Warren Co. name” (The Portland Press Herald, 2018-09-05).

Market and operating context

ISO / market
ISO New England
Balancing authority
ISO New England Inc.
NERC region
NPCC
State rank
#1 of 8
National rank
#18 of 104

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.