OilOperatingMISO

Grand Marais

Oil power plant in Cook County, Minnesota. 6.7 MW of nameplate capacity across 3 generators, operated by City of Grand Marais - (MN).

Also known as EIA plant 1976

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Arrowhead Emergency Generating StationGrand Marais10 km
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1 plant within 20 km, from EIA coordinates.

Key facts

Capacity
6.7 MWNameplate
Generators
3 operatingEIA-860M, August 2026
Operating since
February 2004First generator online
Operator
City of Grand Marais - (MN)EIA operator ID 7487
Grid
MISOBalancing authority MISO
Price nodes
1 MISO nodeResource nodes with prices
Location
Cook County, MN47.7503, −90.3572
EIA plant ID
1976EIA plant page

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

How much power Grand Marais produces

Free · EIA-923

Net generation, 2025

164 MWh

164 MWh, final

Capacity factor, 2025

0.3%

2024: 0.3%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

15.0–375.0

MWh a year. Low 2017, high 2021

Annual net generation, MWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
20000Not reported12 of 12
200171Not reported12 of 12
20020Not reported12 of 12
20031Not reported12 of 12
2004191Not reported12 of 12
2005351Not reported12 of 12
2006161Not reported12 of 12
2007307Not reported12 of 12
200814Not reported12 of 12
200996Not reported12 of 12
20101230.2%12 of 12
20111320.2%12 of 12
20123120.5%12 of 12
20131620.3%12 of 12
20141800.3%12 of 12
2015950.2%12 of 12
2016160.0%12 of 12
2017150.0%12 of 12
20181700.3%12 of 12
20192250.4%12 of 12
20201450.2%12 of 12
20213750.6%12 of 12
20222870.5%12 of 12
2023930.2%12 of 12
20242040.3%12 of 12
20251640.3%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 · MISO

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.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
7Petroleum Liquids2.7February 2004
8Petroleum Liquids2.0February 2004
9Petroleum Liquids2.0February 2004

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 City of Grand Marais - (MN) as the operator, which is not always the owner.

Modeled data

Pro

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

Modeled

Generation potential vs reported

Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.

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Questions about Grand Marais

How much power does Grand Marais produce?

Grand Marais reported 164 MWh (164 MWh) of net generation in 2025, a 0.3% capacity factor on 6.7 MW of nameplate capacity.

Where is Grand Marais?

Grand Marais is in Cook County, Minnesota, at 47.7503, −90.3572. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).

Who operates Grand Marais?

EIA-860M for August 2026 lists City of Grand Marais - (MN) as the operator (EIA operator ID 7487). The operator is not always the owner.

When did Grand Marais start operating?

Its first generator began operating in February 2004, according to EIA-860M.

Does InfraMap have power prices for Grand Marais?

Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Grand Marais, 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)
  • MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05

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