Mine · St Louis County, Missouri, United States
Pacific Plant
Pacific Plant is a mine in St Louis County, Missouri, United States, owned by USS Holdings Inc.
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 | St Louis County | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Status | Operating (active) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Commodities | quartz (mainly quartz) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Owner | USS Holdings Inc (controls the operator) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Operator | US Silica Company | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Employees | 53 people (annual average, in 2025) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Mine type | Surface | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Coordinates | 38.4839, -90.7244 | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
Research on this mine and its owner.Who owns it up to the parent company, its permits, resources and offtake, and an introduction to the owner.
Request researchHow its owner compares
USS Holdings Inc owns 26 of the 2,675 mines in the United States in our data with a named owner; 8 owners have more. Counts cover the mines in our data that name an owner, holder or operator; an asset with several owners counts for each.
| Owner in United States | Rank | Mines | Share |
|---|---|---|---|
| Alpha Metallurgical Resources Inc | 1st | 56 | 2.1% |
| Sev.en Global Investments a.s. | 2nd | 50 | 1.9% |
| Rosebud Mining Company | 3rd | 40 | 1.5% |
| Martin Marietta Materials Inc | 4th | 29 | 1.1% |
| Metinvest B V | 4th | 29 | 1.1% |
| USS Holdings Inc | 9th | 26 | 0.97% |
Nearby
Within 50 km of this mine: 3 data centers and 2 power plants (1 operating, 2,389 MW), measured from the coordinates in the facts above.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Labadie | Power plant | 2,389 MW | Operating | 13 km |
| Castle Bluff Energy Center | Power plant | 648 MW | Planned | 35 km |
| Genome Data Center | Data center | — | — | 44 km |
| Netrality Data Centers | Data center | — | — | 49 km |
| TierPoint | Data center | — | — | 49 km |
Owner, operator and place
More from USS Holdings Inc
- Cheto Minemine
- Ottawa Plantmine
- Utica Silicamine
- Rockwood Plantmine
- Fowlkes Minemine
- Colado Minemine
- Clark Operationsmine
- Hazen Pitmine
Other mines in Missouri
Data on this page
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- MSHA Mines Data Set. MSHA Mines Data Set, Public domain.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.