Sidney MT PlantRetired

Richland County, Montana · EIA plant ID 57914 · Operator: Sidney Sugars Incorporated

CoalBA: NWMT

×4 MW coal retired since 2020 (latest Jan 2023)

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Nameplate—MWSummer — MW

Generators0in service

Net generation—GWh12 mo

Capacity factor—no 923 generation in the last 12 months

Heat rate—Btu/kWhfossil units, electric fuel, HHV

First online—

Monthly net generation

EIA-923, all units at the plant. Net of station use; storage can go negative.

FinalPreliminary

Capacity factor by year

Net MWh ÷ (summer MW × hours), primary-fuel units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.

Heat rate by year

Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.

Annual data table

Year	Net GWh	Capacity factor	Heat rate (Btu/kWh)
2011	8.6	—	11,725
2012	8.7	—	11,725
2013	9.9	—	11,373
2014	8.8	—	11,373
2015	6.5	18.6%	11,373
2016	9.9	28.1%	5,687
2017	10.1	28.7%	5,687
2018	8.9	25.4%	5,687
2019	7.2	20.4%	5,687
2020	9.1	26.0%	5,687
2021	7.7	21.9%	5,687
2022	5.7	16.4%	5,687
2023	0.1	—	5,681

Generators

EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.

Gen ID	Technology	Prime mover	Nameplate MW	Summer MW	Online	Status	Planned retirement	OEM / model
1	Conventional Steam Coal	ST	2	2	Sep 1950	Retired Jan 2023	—	coming soon
2	Conventional Steam Coal	ST	2	2	Sep 1950	Retired Jan 2023	—	coming soon

Owner / operator

Operator: Sidney Sugars Incorporated. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).

Nearby plants

Within 80 km.

Lewis & Clark	19 MW	4.6 km
Lonesome Creek Station	363 MW	42.6 km
Culbertson Generation Station	108 MW	58 km
OREG 1 Inc	30 MW	58.6 km
OREG 2 Inc	30 MW	58.6 km
Pioneer Generating Station	897 MW	58.9 km