# Panther Mine #4a

- **MSHA mine ID:** 1519063
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Harlan, KY
- **Operator:** Panther Mining, LLC
- **Controller:** Alpha Natural Resources, Inc.
- **Public source rows linked:** 1,377
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Alpha Natural Resources, Inc. (0041211) → Panther Mining, LLC (P24317) → Panther Mine #4a (1519063)**

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

## Controller and operator valid-time history

- **Jack H Ealy et al → Mill Branch Mining Inc:** 2006-11-21 through 2008-02-17; derived from co-tenure at mine 1519063; source `msha-controller-operator-history`.
- **John D North et al -  JackrockLLC only8/27/99-5/3/04 → Mill Branch Mining Inc:** 2006-11-21 through 2008-02-17; derived from co-tenure at mine 1519063; source `msha-controller-operator-history`.
- **Ralph  Napier et al → Mill Branch Mining Inc:** 2006-11-21 through 2008-02-17; derived from co-tenure at mine 1519063; source `msha-controller-operator-history`.
- **Cumberland Resources Corporation → Panther Mining, LLC:** 2008-02-18 through 2010-04-18; derived from co-tenure at mine 1519063; source `msha-controller-operator-history`.
- **Massey Energy Company → Panther Mining, LLC:** 2010-04-19 through 2011-05-31; derived from co-tenure at mine 1519063; source `msha-controller-operator-history`.
- **Alpha Natural Resources, Inc. → Panther Mining, LLC:** 2011-06-01 through current/open; derived from co-tenure at mine 1519063; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 12
- 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 — 0 since 2021:** Accidents and injuries 20 historical accident/injury rows; 0 coded fatalities and 370 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 364 violation rows across the full record; 117 carry an S&S flag and $84,837 appears in current assessed amounts.
3. **HEALTH — 249 samples:** Occupational health samples 209 coal dust; 12 coal quartz; 28 noise. 0 personal-sample rows have a published C/E ratio above 1; 11 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 1K employee hours and 3 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 102 linked rows:** Contests, conferences and decisions 50 contested-violation rows, 50 civil-penalty docket/decision rows, and 2 conference records linked by issuance number.
6. **CONTRACTORS — 1 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 — 0 since 2021:** Inspections 38 inspection events and 2K published inspection hours across the historical record.

## EIA annual operating context

No matched record in the 2024 EIA coal-public workbook. This may be inapplicable for a non-coal operation.

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 75.1711 — Sealing of mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1711
- **30 CFR 75.1204 — Mine closure; filing of map with Secretary.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-M/section-75.1204
- **30 CFR 75.364 — Weekly examination.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.364
- **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 77.404 — 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 75.604 — Permanent splicing of trailing cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-G/section-75.604
- **30 CFR 75.1100-2 — Quantity and location of firefighting equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1100-2
- **30 CFR 75.523-3 — Automatic emergency-parking brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.523-3
- **30 CFR 75.1106-3 — Storage of liquefied and nonliquefied compressed gas cylinders; requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1106-3
- **30 CFR 75.1909 — Nonpermissible diesel-powered equipment; design and performance requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-T/section-75.1909
- **30 CFR 75.516 — Power wires; support.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.516

## Source coverage

- **Accident, Injuries, and Illnesses:** 20 rows; 2007-03-25 through 2010-01-25; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2014-03-19 through 2014-03-19; source ID `msha-addresses`
- **Assessed Violations:** 351 rows; 2006-12-13 through 2014-02-24; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 50 rows; 2008-10-14 through 2011-07-18; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 209 rows; 2007-06-18 through 2009-07-17; source ID `msha-coal-dust-samples`
- **Conferences:** 2 rows; 2008-07-15 through 2008-09-10; source ID `msha-conferences`
- **Contested Violations:** 50 rows; 2008-03-04 through 2009-07-22; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 173 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 27 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 6 rows; 2006-11-21 through 2008-02-18; source ID `msha-controller-operator-history`
- **Inspections:** 38 rows; 2006-12-13 through 2014-03-06; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 35 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:** 28 rows; 2007-09-05 through 2009-02-02; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 12 rows; 2007-06-25 through 2008-12-22; source ID `msha-quartz-samples`
- **Violations:** 364 rows; 2006-12-13 through 2014-02-24; 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/panther-mine-4a-1519063`
- JSON: `/api/v1/mines/panther-mine-4a-1519063`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1519063/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1519063/relationships`
- MCP resource: `mine://1519063/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`