Mine · Columbia County, Wisconsin, United States
Portage Plant
Portage Plant is a mine in Columbia County, Wisconsin, United States, owned by Covia Holdings LLC.
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 | Columbia 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 | industrial sand (mainly industrial sand) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Owner | Covia Holdings LLC (controls the operator) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Operator | Covia Solutions LLC | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Employees | 18 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 | 43.4969, -89.4086 | 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
Covia Holdings LLC owns 16 of the 2,675 mines in the United States in our data with a named owner; 14 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% |
| Covia Holdings LLC | 15th | 16 | 0.6% |
Nearby
Within 50 km of this mine: 4 data centers and 3 power plants (1 operating, 1,112 MW), measured from the coordinates in the facts above. The table shows the nearest 6, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Columbia (WI) | Power plant | 1,112 MW | Operating | 1.5 km |
| High Noon Solar Energy LLC | Power plant | 300 MW | Under construction | 17 km |
| Ursa Solar, LLC | Power plant | 200 MW | Planned | 24 km |
| Data center, Columbia County (OSM way 1211362828) | Data center | — | — | 30 km |
| Marquette-Adams Telephone Coop | Data center | — | — | 34 km |
| Lumen Madison 1 Data Center | Data center | — | — | 48 km |
Owner, operator and place
More from Covia Holdings LLC
- Guion Plantmine
- McIntyre Plantmine
- Hephzibah Plantmine
- Utica Plantmine
- Oregon Plantmine
- Troy Grove Plantmine
- Huntingburg Millmine
- Pevely Plantmine
Other mines in Wisconsin
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.