gridprims

Power plant · EIA plant code 7502

Dutch Harbor

Operator
City of Unalaska - (AK)
Location
Aleutians West, AK (county level only)
Balancing authority
Not reported
Nameplate capacity
21.9 MW
Summer capacity
18.4 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
37,607 MWh
Capacity factor
19.6%

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

Carbon dioxide in 2023
28,902 metric tons
Carbon dioxide per MWh
1,469 lb/MWh

eGRID reports 31,859 short tons. One short ton is 0.90718474 metric tons.

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 Dutch Harbor
GeneratorTechnologyEnergy sourceNameplateOperating sinceStatus
10Petroleum LiquidsDFO5.2 MW2010Operable · As of September 2026 (EIA-860M): (OP) Operating
11Petroleum LiquidsDFO5.2 MW2010Operable · As of September 2026 (EIA-860M): (OP) Operating
12Petroleum LiquidsDFO4.4 MW2015Operable · As of September 2026 (EIA-860M): (OP) Operating
13Petroleum LiquidsDFO4.4 MW2011Operable · As of September 2026 (EIA-860M): (OP) Operating
15Petroleum LiquidsDFO0.3 MW2010Operable · As of September 2026 (EIA-860M): (SB) Standby/Backup: available for service but not normally used
8Petroleum LiquidsDFO1.2 MW1989Operable · As of September 2026 (EIA-860M): (OP) Operating
9Petroleum LiquidsDFO1.2 MW1994Operable · 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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