WindOperatingISO-NE

Spruce Mountain WInd

Wind power plant in Oxford County, Maine. 20 MW of nameplate capacity across 1 generator, operated by CPV Spruce Mountain Wind LLC.

Also known as Spruce Mountain · EIA plant 58026

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Mainely Solar (Wyman Hill Solar LLC)Rumford Power LLCISM Solar Shepherd AcresRumford CogenerationSpruce Mountain WInd5 km
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6 plants within 15 km, from EIA coordinates.

Key facts

Capacity
20 MWNameplate
Generators
1 operatingEIA-860M, August 2026
Operating since
December 2011First generator online
Operator
CPV Spruce Mountain Wind LLCEIA operator ID 57402
Grid
ISO-NEBalancing authority ISNE
Price nodes
1 ISONE nodeResource nodes with prices
Location
Oxford County, ME44.4156, −70.5598
EIA plant ID
58026EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power Spruce Mountain WInd produces

Free · EIA-923

Net generation, 2025

52.6 GWh

52,563 MWh, final

Capacity factor, 2025

30.0%

2024: 30.6%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

52.6–67.6

GWh a year. Low 2025, high 2016

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000Not reportedNot reported0 of 12
2001Not reportedNot reported0 of 12
2002Not reportedNot reported0 of 12
2003Not reportedNot reported0 of 12
2004Not reportedNot reported0 of 12
2005Not reportedNot reported0 of 12
2006Not reportedNot reported0 of 12
2007Not reportedNot reported0 of 12
2008Not reportedNot reported0 of 12
2009Not reportedNot reported0 of 12
2010Not reportedNot reported0 of 12
2011Not reportedNot reported0 of 12
201256,37432.1%12 of 12
201359,38733.9%12 of 12
201463,18536.1%12 of 12
201566,32437.9%12 of 12
201667,64738.5%12 of 12
201762,32535.6%12 of 12
201859,12633.7%12 of 12
201960,17534.3%12 of 12
202055,86131.8%12 of 12
202157,71832.9%12 of 12
202260,02034.3%12 of 12
202352,93630.2%12 of 12
202453,79230.6%12 of 12
202552,56330.0%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 of 7

* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.

Power prices and basis

Free account · ISONE

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
1Onshore Wind Turbine20.0December 2011

Ownership and offtake

Pro
Pro

Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists CPV Spruce Mountain Wind LLC as the operator, which is not always the owner.

Modeled data

Pro

Pro adds modeled values for this plant. Everything above stays free.

Modeled

Modeled curtailment

A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.

Modeled

Expected vs reported generation

Monthly modeled expected output and physical potential next to EIA-923 reported output.

Analyst and MCP

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Power plants near Spruce Mountain WInd

Questions about Spruce Mountain WInd

How much power does Spruce Mountain WInd produce?

Spruce Mountain WInd reported 52,563 MWh (52.6 GWh) of net generation in 2025, a 30.0% capacity factor on 20 MW of nameplate capacity.

Where is Spruce Mountain WInd?

Spruce Mountain WInd is in Oxford County, Maine, at 44.4156, −70.5598. It is in the ISO New England Inc. balancing area (ISNE).

Who operates Spruce Mountain WInd?

EIA-860M for August 2026 lists CPV Spruce Mountain Wind LLC as the operator (EIA operator ID 57402). The operator is not always the owner.

When did Spruce Mountain WInd start operating?

Its first generator began operating in December 2011, according to EIA-860M.

Does InfraMap have power prices for Spruce Mountain WInd?

Yes. InfraMap has ISONE day-ahead and real-time prices at 1 price node linked to Spruce Mountain WInd, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
  • ISONE day-ahead and real-time prices; node and hub assignments as of 2026-10-05
  • Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page