Mine · Somerset County, Pennsylvania, United States
Horning Deep Mine
Horning Deep Mine is a closed mine in Somerset County, Pennsylvania, United States, owned by Quintana Capital Group GP Ltd.
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 | Somerset County | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Status | Closed (abandoned and sealed) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Commodities | coal (mainly coal) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Owner | Quintana Capital Group GP Ltd (controls the operator) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Operator | RoxCoal Inc | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Production | 172,458 t/year (in 2021) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Production | 7,513 t/year (in 2025) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Production | 96,241 t/year (in 2022) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Production | 116,790 t/year (in 2023) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Production | 79,392 t/year (in 2024) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Employees | 17 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 | 39.9886, -78.9481 | 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
Quintana Capital Group GP Ltd owns 6 of the 2,675 mines in the United States in our data with a named owner; 54 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% |
| Quintana Capital Group GP Ltd | 55th | 6 | 0.22% |
Timeline
Dated facts about this mine from its sources, oldest first.
- Quintana Capital Group GP Ltd on record as owner
- Production: 172,458 t/year
- Production: 96,241 t/year
- Production: 116,790 t/year
- Production: 79,392 t/year
- Production: 7,513 t/year
Nearby
Within 50 km of this mine: 3 power plants (3,745 MW), measured from the coordinates in the facts above.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Conemaugh | Power plant | 1,963 MW | Operating | 45 km |
| Seward (PA) | Power plant | 585 MW | Operating | 47 km |
| CPV Fairview Energy Center | Power plant | 1,197 MW | Operating | 48 km |
Owner, operator and place
More from Quintana Capital Group GP Ltd
- Mine No 1mine
- Agustusmine
- Roytown Deep Minemine
- Wilson Creek Surface Minesmine
- A-Seam Deep Minemine
Other mines in Pennsylvania
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.