Data / Mines / West Virginia / Mercer County
Mines in Mercer County, West Virginia: 11 open mines
Updated November 6, 2026. Source: US Department of Labor, Mine Safety and Health Administration (MSHA), Open Government Data Sets.
MSHA lists 11 open mines in Mercer County, West Virginia, run by 4 operators and employing 101 people. Since January 1, 2022 its inspectors issued 559 citations and orders there with $193,986 in proposed penalties, and operators reported 8 injury or illness cases. The operators with the most open mines are Onyx Energy, LLC; Star Services, LLC; East River Aggregates, Inc. Data from MSHA, November 6, 2026.
The request: Get every open mine in Mercer County, West Virginia from MSHA with its operator, employees, and the operator's website, headquarters and size. $10 of work on sign-up, no card.
SpecStream is the live web data engine for teams and agents. It reads the mine, citation, inspection and accident files that MSHA publishes, and this page is that reading. Ask for the mines of a commodity, state or operator with the operator's headquarters, website and size added from the web, and new mines, new citations and new accident reports arrive in your sheet, CRM, Slack or agent as MSHA posts them.
- Open mines
- 11
- Operators
- 4
- Employees
- 101
- Active
- 6
- NonProducing
- 3
- New Mine
- 1
- Temporarily Idled
- 1
- Citations and orders since January 1, 2022
- 559
- Significant and substantial
- 93 (16.6%)
- Closure orders
- 14
- High negligence or reckless
- 24
- Proposed penalties
- $193,986
- Amount paid so far
- $45,957
- Inspections
- 154
- Inspector hours on site
- 3,379
- Citations per inspection
- 3.63 (all mines 2.30)
- Accident reports
- 8
- Injury and illness cases
- 8
- Fatalities
- 0
- Latest MSHA record
- November 3, 2026
Operators with the most open mines in Mercer County, West Virginia
Ranked by open mines, then by citations. Sole proprietors and individuals are not listed.
| Operator | Open mines | Employees | Citations since 2022 | Proposed penalties | Injury cases |
|---|---|---|---|---|---|
| Onyx Energy, LLC | 8 | 69 | 234 | $74,738 | 3 |
| Star Services, LLC | 1 | 3 | 252 | $104,646 | 0 |
| East River Aggregates, Inc | 1 | 16 | 37 | $7,723 | 0 |
| Appalachian Aggregates, LLC | 1 | 13 | 36 | $6,879 | 5 |
Operators with the most citations in Mercer County, West Virginia
Citations and orders issued since January 1, 2022 at their open mines here.
| Operator | Open mines | Employees | Citations since 2022 | Proposed penalties | Injury cases |
|---|---|---|---|---|---|
| Star Services, LLC | 1 | 3 | 252 | $104,646 | 0 |
| Onyx Energy, LLC | 8 | 69 | 234 | $74,738 | 3 |
| East River Aggregates, Inc | 1 | 16 | 37 | $7,723 | 0 |
| Appalachian Aggregates, LLC | 1 | 13 | 36 | $6,879 | 5 |
Mines with the most citations
Open mines, ranked by citations and orders since January 1, 2022.
| Mine | Operator | County | Main commodity | Employees | Citations since 2022 |
|---|---|---|---|---|---|
| Rane Deep Mine | Star Services, LLC | Mercer County, WV | Coal (bituminous) | 3 | 252 |
| Mine No. 1 | Onyx Energy, LLC | Mercer County, WV | Coal (bituminous) | 21 | 57 |
| Saturn Surface Mine | Onyx Energy, LLC | Mercer County, WV | Coal (bituminous) | 1 | 51 |
| Highwall Park Surface Mine | Onyx Energy, LLC | Mercer County, WV | Coal (bituminous) | 13 | 43 |
| Ingleside Plant | East River Aggregates, Inc | Mercer County, WV | Crushed, broken limestone | 16 | 37 |
| Olan Processing Plant | Onyx Energy, LLC | Mercer County, WV | Coal (bituminous) | 14 | 37 |
| Mercer Stone Plant | Appalachian Aggregates, LLC | Mercer County, WV | Crushed, broken limestone | 13 | 36 |
| Godfrey Branch Surface Mine | Onyx Energy, LLC | Mercer County, WV | Coal (bituminous) | 10 | 30 |
| SHM #67 | Onyx Energy, LLC | Mercer County, WV | Coal (bituminous) | 10 | 16 |
| Crane Creek Refuse Recovery | Onyx Energy, LLC | Mercer County, WV | Not stated | 0 | 0 |
| Beckley Deep Mine | Onyx Energy, LLC | Mercer County, WV | Coal (bituminous) | 0 | 0 |
Main commodities
| Main commodity | Open mines | Share |
|---|---|---|
| Coal (bituminous) | 8 | 72.7% |
| Crushed, broken limestone | 2 | 18.2% |
Citations and injury cases by year
Calendar years since 2022; 2026 runs to the date of the MSHA files.
| Year | Citations and orders | Significant and substantial | Proposed penalties | Injury and illness cases |
|---|---|---|---|---|
| 2022 | 118 | 10 | $34,378 | 1 |
| 2023 | 145 | 26 | $44,814 | 2 |
| 2024 | 151 | 31 | $76,937 | 1 |
| 2025 | 76 | 13 | $17,672 | 2 |
| 2026 | 69 | 13 | $20,185 | 2 |
Standards cited most at mines in Mercer County, West Virginia
Sections of Title 30 of the Code of Federal Regulations named on the citations, with the part each belongs to.
| Standard | What the part covers | Citations |
|---|---|---|
| 30 CFR 77.1606 | Surface coal mines, safety | 71 |
| 30 CFR 75.400 | Underground coal mines, safety | 30 |
| 30 CFR 77.1605 | Surface coal mines, safety | 24 |
| 30 CFR 77.404 | Surface coal mines, safety | 20 |
| 30 CFR 77.1007 | Surface coal mines, safety | 16 |
| 30 CFR 75.370 | Underground coal mines, safety | 14 |
| 30 CFR 56.14100 | Surface metal and nonmetal mines | 12 |
| 30 CFR 75.604 | Underground coal mines, safety | 12 |
| 30 CFR 75.220 | Underground coal mines, safety | 11 |
| 30 CFR 77.205 | Surface coal mines, safety | 10 |
| 30 CFR 75.202 | Underground coal mines, safety | 10 |
| 30 CFR 75.517 | Underground coal mines, safety | 10 |
| 30 CFR 75.333 | Underground coal mines, safety | 9 |
| 30 CFR 56.14132 | Surface metal and nonmetal mines | 8 |
| 30 CFR 77.1000 | Surface coal mines, safety | 8 |
Injury and illness cases at mines in Mercer County, West Virginia
Accident reports by degree of injury, as the operator reported them to MSHA.
| Degree | Cases |
|---|---|
| Days away from work or restricted activity | 6 |
| No lost time, or an occupational illness | 2 |
What the accident reports at mines in Mercer County, West Virginia describe
Accident classification, as MSHA codes the circumstances that contributed most directly.
| Classification | Reports |
|---|---|
| Handling of materials | 3 |
| Powered haulage | 2 |
| Slip or fall of person | 2 |
| Disorders (repeated trauma) | 1 |
Equipment named in accident reports at mines in Mercer County, West Virginia
| Equipment | Reports |
|---|---|
| Trucks | 2 |
| Conveyor | 1 |
US government work, public domain. Counts come from the MSHA files published on November 6, 2026. An open mine is one MSHA lists as Active, Intermittent, New Mine, Temporarily Idled or NonProducing; 13,673 were open that day. Citations, penalties, inspections and accident reports run from January 1, 2022. A citation is an inspector's allegation and an operator can contest it; the penalty is the amount MSHA first proposed, before any contest or settlement. An operator is the legal entity MSHA assesses, and a parent company is its controller. Mines run by sole proprietors or by individuals are counted in every total and are not named. This page uses MSHA data and is not endorsed or certified by MSHA. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.