# Rocklick Preparation Plant

- **MSHA mine ID:** 4606448
- **Status:** Active
- **Type / commodity:** Facility / Coal (Bituminous)
- **Location:** Boone, WV
- **Operator:** Rockwell Mining LLC
- **Controller:** Sev.en Global Investments a.s.
- **Public source rows linked:** 9,884
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Sev.en Global Investments a.s. (0158381) → Rockwell Mining LLC (0141655) → Rocklick Preparation Plant (4606448)**

Current identity source: `msha-mines`. This is a current snapshot, not a historical claim.

## Controller and operator valid-time history

- **Eastern Gas & Fuel Association → Eastern Associated Coal Corp:** 1981-11-01 through 1987-05-14; derived from co-tenure at mine 4606448; source `msha-controller-operator-history`.
- **Hanson PLC → Eastern Associated Coal Corp:** 1987-05-15 through 1998-05-18; derived from co-tenure at mine 4606448; source `msha-controller-operator-history`.
- **Peabody Energy Corporation → Eastern Associated Coal LLC:** 1998-05-19 through 2007-10-30; derived from co-tenure at mine 4606448; source `msha-controller-operator-history`.
- **Patriot Coal Corporation → Eastern Associated Coal LLC:** 2007-10-31 through 2015-10-25; derived from co-tenure at mine 4606448; source `msha-controller-operator-history`.
- **Blackhawk Mining LLC → Rockwell Mining LLC:** 2015-10-26 through 2020-05-31; derived from co-tenure at mine 4606448; source `msha-controller-operator-history`.
- **Sev.en Global Investments a.s. → Rockwell Mining LLC:** 2020-06-01 through current/open; derived from co-tenure at mine 4606448; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 16
- Interval anomalies: 0
- Valid-time bounds: inclusive; date granularity; null end means open-ended in the upstream history row; not independent proof of present control.
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 11 since 2021:** Accidents and injuries 109 historical accident/injury rows; 0 coded fatalities and 4,534 lost days across the published record.
2. **COMPLIANCE — 606 since 2021:** Violations and penalties 1,179 violation rows across the full record; 560 carry an S&S flag and $820,539 appears in current assessed amounts.
3. **HEALTH — 680 samples:** Occupational health samples 509 coal dust; 26 coal quartz; 145 noise. 0 personal-sample rows have a published C/E ratio above 1; 29 noise rows have an action-level or PEL dose above 100%. These are separate measures, not a silica exceedance count. Silica results and sample status are shown separately.
4. **PRODUCTION — 0 tons:** Quarterly production and employment 28K employee hours and 46 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 1,283 linked rows:** Contests, conferences and decisions 611 contested-violation rows, 613 civil-penalty docket/decision rows, and 59 conference records linked by issuance number.
6. **CONTRACTORS — 44 linked entities:** Contractors Contractors are linked through this mine’s violation or accident records. Their production and hours cover all their operations, so they are not included in this mine’s totals.
7. **INSPECTIONS — 55 since 2021:** Inspections 275 inspection events and 10K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 0 short tons
- **Labor hours:** 112,606
- **Average employees:** 44
- **Coal supply region:** Appalachia Central
- **Union code:** United Mine Workers Of America
- **Published rows under this MSHA ID:** 2

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 77.404 — Machinery and equipment; operation and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.404
- **30 CFR 77.205 — Travelways at surface installations.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.205
- **30 CFR 77.1104 — Accumulations of combustible materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104
- **30 CFR 77.200 — Surface installations; general.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.200
- **30 CFR 77.1606 — Loading and haulage equipment; inspection and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606
- **30 CFR 77.400 — Mechanical equipment guards.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.400
- **30 CFR 77.202 — Dust accumulations in surface installations.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.202
- **30 CFR 77.206 — Ladders; construction; installation and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.206

## Source coverage

- **Accident, Injuries, and Illnesses:** 109 rows; 2000-01-07 through 2026-07-20; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1993-12-19 through 1993-12-19; source ID `msha-addresses`
- **Assessed Violations:** 1,165 rows; 2000-01-12 through 2026-08-19; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 613 rows; 2001-05-24 through 2026-05-06; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 509 rows; 2000-01-12 through 2026-09-29; source ID `msha-coal-dust-samples`
- **Conferences:** 59 rows; 2000-08-31 through 2025-07-22; source ID `msha-conferences`
- **Contested Violations:** 611 rows; 2006-02-15 through 2026-01-28; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 4,132 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 865 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 6 rows; 1981-11-01 through 2015-10-26; source ID `msha-controller-operator-history`
- **Inspections:** 275 rows; 2000-01-03 through 2026-08-13; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 158 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 30 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 145 rows; 2000-03-01 through 2026-06-26; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 26 rows; 2000-07-05 through 2023-09-06; source ID `msha-quartz-samples`
- **Violations:** 1,179 rows; 2000-01-12 through 2026-08-19; source ID `msha-violations`

## Caveats

- This is public-record decision support, not legal advice or an official MSHA record.
- Missing data can indicate no event, publication delay, an unresolved identity, or inapplicability.
- Contractor production data is entity-level and is not attributed to this mine.

## Alternate representations

- HTML: `/mines/rocklick-preparation-plant-4606448`
- JSON: `/api/v1/mines/rocklick-preparation-plant-4606448`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4606448/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4606448/relationships`
- MCP resource: `mine://4606448/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`