Power plant · Missouri, United States

Rush Island Power Plant

Rush Island Power Plant is a closed coal power plant in Missouri, United States, with 1,242 MW of capacity, operated by Union Electric Co - (MO).

Grid connection

It closed in 2024, which freed up a 1,242 MW grid connection at 345 kV to the grid of Union Electric Co - (MO), unless it has been reassigned since.

Retiring power plants in the United States

Facts

Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.

Fact	Value	Source
Location	Missouri	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026
Status	Closed	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026
Start year	1976	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026
End year	2024	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026
Operator	Union Electric Co - (MO)	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026
Capacity	1,242 MW (nameplate of its retired generators)	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026
Technology	Conventional Steam Coal	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026
Grid operator	Union Electric Co - (MO)	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026
Voltage	345 kV	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026
Coordinates	38.1312, -90.2632	EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026

Research on this power plant and its operator.Who owns it up to the parent company, its grid connection and planning status, and an introduction to the operator.

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How it compares

Rush Island is the 4th-largest of 21 power plants in Missouri and the 216th-largest of 1,009 in the United States by capacity; its 1,242 MW is 0.14% of the 917,512 MW we hold for the United States. Ranks and totals cover the power plants in our data that report their capacity, not every one in existence. Power plants planned, permitted or under construction are ranked apart.

Within	Rank	Total	Share
Missouri	4th of 21	18,252 MW	6.8%
United States	216th of 1,009	917,512 MW	0.14%
All power plants in our data	327th of 15,799	1,918,113 MW	<0.1%

Timeline

Dated facts about this power plant from its sources, oldest first.

1976Started operating
2024Retired

Nearby

Within 50 km of this power plant: 8 mines, measured from the coordinates in the facts above. The table shows the nearest 3.

Name	Kind	Size	Status	Distance
Selma Plant Quarry & Mill	Mine	—	Operating	8.8 km
Festus Underground	Mine	—	Operating	13 km
Tower Rock St Co St Genevieve Fa	Mine	—	Operating	20 km

Operator, grid operator and place

Union Electric Co - (MO)Operator
Union Electric Co - (MO)Grid operator
Power plants in Missouri, United States33
Power plants in the United States1,844
Coal power plants in the US189
The United States: country profile
Largest power plants

Other power plants in Missouri

Labadie2,389 MW
Iatan1,754 MW
New Madrid1,300 MW
Callaway1,236 MW
Thomas Hill1,182 MW
Sioux1,099 MW
Hawthorn1,046 MW
Meramec1,041 MW

All 33 power plants in Missouri, United States

Data on this page

Contains public sector information licensed under the Open Government Licence v3.0. DUKES 5.11: Power stations in the United Kingdom, Open Government Licence v3.0.
Contains public sector information licensed under the Open Government Licence v3.0. DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
JRC Open Power Plants Database (JRC-PPDB-OPEN), European Commission, Joint Research Centre. JRC Open Power Plants Database (JRC-PPDB-OPEN), CC BY 4.0.
Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.
MSHA Mines Data Set. MSHA Mines Data Set, Public domain.
Dutch power station owners' and operators' pages. Dutch power station owners' and operators' pages, Facts only, each linked to its page.
Contains public sector information licensed under the Open Government Licence v3.0. Planning Inspectorate: National Infrastructure Projects, Open Government Licence v3.0.
RVO SDE(+)(+) projecten in beheer and SDE viewer. RVO SDE(+)(+) projecten in beheer and SDE viewer, Free reuse, no attribution required.
Wikidata. Wikidata, CC0 1.0.