Power plant · Missouri, United States
Meramec Power Plant
Meramec Power Plant is a closed coal power plant in Missouri, United States, with 1,041 MW of capacity, operated by Union Electric Co - (MO).
Grid connection
It closed in 2022, which freed up a 1,041 MW grid connection at 138 kV to the grid of Union Electric Co - (MO), unless it has been reassigned since.
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 | 1953 | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| End year | 2022 | 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 | 1,041 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 | 138 kV | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Coordinates | 38.4017, -90.3358 | 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.
Request researchHow it compares
Meramec is the 9th-largest of 21 power plants in Missouri and the 306th-largest of 1,009 in the United States by capacity; its 1,041 MW is 0.11% 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 | 9th of 21 | 18,252 MW | 5.7% |
| United States | 306th of 1,009 | 917,512 MW | 0.11% |
| All power plants in our data | 465th of 15,799 | 1,918,113 MW | <0.1% |
Timeline
Dated facts about this power plant from its sources, oldest first.
- Started operating
- Retired
Nearby
Within 50 km of this power plant: 6 mines and 3 data centers, measured from the coordinates in the facts above. The table shows the nearest 6, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Pevely Plant | Mine | — | Operating | 19 km |
| Festus Underground | Mine | — | Operating | 23 km |
| Selma Plant Quarry & Mill | Mine | — | Operating | 25 km |
| Genome Data Center | Data center | — | — | 27 km |
| Netrality Data Centers | Data center | — | — | 28 km |
| TierPoint | Data center | — | — | 28 km |
Operator, grid operator and place
More from Union Electric Co - (MO)
- Labadie2,389 MW
- Rush Island1,242 MW
- Callaway1,236 MW
- Sioux1,099 MW
- Audrain Generating Station814 MW
- Goose Creek Energy Center684 MW
- Castle Bluff Energy Center648 MW · planned
- Venice586 MW
Other power plants in Missouri
- Labadie2,389 MW
- Iatan1,754 MW
- New Madrid1,300 MW
- Rush Island1,242 MW
- Callaway1,236 MW
- Thomas Hill1,182 MW
- Sioux1,099 MW
- Hawthorn1,046 MW
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.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.
- 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.