# Glancy Surface Mine

- **MSHA mine ID:** 4609377
- **Status:** Active
- **Type / commodity:** Surface / Coal (Bituminous)
- **Location:** Wyoming, WV
- **Operator:** Rockwell Mining LLC
- **Controller:** Sev.en Global Investments a.s.
- **Public source rows linked:** 6,051
- **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) → Glancy Surface Mine (4609377)**

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

## Controller and operator valid-time history

- **Patriot Coal Corporation → Eastern Associated Coal, LLC:** 2011-09-06 through 2017-03-21; derived from co-tenure at mine 4609377; source `msha-controller-operator-history`.
- **Peabody Energy Corporation → Eastern Associated Coal, LLC:** 2011-09-06 through 2007-10-30; derived from co-tenure at mine 4609377; source `msha-controller-operator-history`.
- **Blackhawk Mining LLC → Rockwell Mining LLC:** 2017-03-22 through 2020-05-31; derived from co-tenure at mine 4609377; 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 4609377; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 10
- Interval anomalies: 1
- 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 — 20 since 2021:** Accidents and injuries 36 historical accident/injury rows; 0 coded fatalities and 1,987 lost days across the published record.
2. **COMPLIANCE — 592 since 2021:** Violations and penalties 750 violation rows across the full record; 175 carry an S&S flag and $795,984 appears in current assessed amounts.
3. **HEALTH — 584 samples:** Occupational health samples 472 coal dust; 51 coal quartz; 61 noise. 0 personal-sample rows have a published C/E ratio above 1; 1 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 — 228K tons:** Quarterly production and employment 69K employee hours and 108 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 1,014 linked rows:** Contests, conferences and decisions 494 contested-violation rows, 494 civil-penalty docket/decision rows, and 26 conference records linked by issuance number.
6. **CONTRACTORS — 24 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 — 34 since 2021:** Inspections 55 inspection events and 5K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 761,574 short tons
- **Labor hours:** 278,236
- **Average employees:** 110
- **Coal supply region:** Appalachia Central
- **Union code:** Not published
- **Published rows under this MSHA ID:** 1

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 77.1605 — Loading and haulage equipment; installations.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605
- **30 CFR 77.1104 — Accumulations of combustible materials.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104
- **30 CFR 77.1606 — Loading and haulage equipment; inspection and maintenance.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606
- **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 77.1103 — Flammable liquids; storage.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1103
- **30 CFR 77.410 — Mobile equipment; automatic warning devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410

## Source coverage

- **Accident, Injuries, and Illnesses:** 36 rows; 2017-07-24 through 2026-07-17; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2020-04-07 through 2020-04-07; source ID `msha-addresses`
- **Assessed Violations:** 719 rows; 2017-06-20 through 2026-08-27; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 494 rows; 2017-12-14 through 2025-02-19; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 472 rows; 2017-08-10 through 2026-09-11; source ID `msha-coal-dust-samples`
- **Conferences:** 26 rows; 2018-07-30 through 2026-03-05; source ID `msha-conferences`
- **Contested Violations:** 494 rows; 2017-06-20 through 2024-08-26; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 2,292 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 547 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 2011-09-06 through 2017-03-22; source ID `msha-controller-operator-history`
- **Inspections:** 55 rows; 2016-12-05 through 2026-07-13; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 38 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 10 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 61 rows; 2017-08-10 through 2026-09-11; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 51 rows; 2017-08-10 through 2026-09-02; source ID `msha-quartz-samples`
- **Violations:** 750 rows; 2017-06-20 through 2026-09-23; 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/glancy-surface-mine-4609377`
- JSON: `/api/v1/mines/glancy-surface-mine-4609377`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4609377/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4609377/relationships`
- MCP resource: `mine://4609377/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`