gridprims

Power plant · EIA plant code 56448

Mars Hill Wind Farm Project

Operator
Evergreen Wind, LLC
Location
Aroostook, ME (county level only)
Balancing authority
New Brunswick System Operator (NBSO)
Nameplate capacity
42 MW
Summer capacity
42 MW

U.S. Energy Information Administration · Annual Electric Generator Report (Form EIA-860) · data for 2025 · as of Sep 10, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

Generation in 2025

Net generation
128,290 MWh
Capacity factor
34.9%

Capacity factor is net generation divided by nameplate capacity times the hours each generator was in service that year, counted by month.

U.S. Energy Information Administration · Power Plant Operations Report (Form EIA-923) · data for 2025 · as of Sep 11, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

Emissions

eGRID2023 (revision 2) reports no carbon dioxide for this plant.

Emissions are for 2023, the newest eGRID year. Generation is for 2025, the newest EIA-923 year.

U.S. Environmental Protection Agency · Emissions & Generation Resource Integrated Database (eGRID) · data for 2023 · as of Jun 16, 2025 · retrieved Oct 31, 2026 · CC-BY-4.0

Generators

Generators at Mars Hill Wind Farm Project
GeneratorTechnologyEnergy sourceNameplateOperating sinceStatus
1Onshore Wind TurbineWND42 MW2007Operable · As of September 2026 (EIA-860M): (OP) Operating

U.S. Energy Information Administration · Monthly Update to the Annual Electric Generator Report (Form EIA-860M) · data for 2026-09 · as of Oct 23, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0

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