# Jerry Fork Eagle

- **MSHA mine ID:** 4608787
- **Status:** Active
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Nicholas, WV
- **Operator:** Nicholas Contura LLC
- **Controller:** Alpha Metallurgical Resources Inc
- **Public source rows linked:** 30,823
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Alpha Metallurgical Resources Inc (0127321) → Nicholas Contura LLC (0146435) → Jerry Fork Eagle (4608787)**

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

## Controller and operator valid-time history

- **Massey Energy Company → Alex Energy Inc:** 1999-07-01 through 2011-05-31; derived from co-tenure at mine 4608787; source `msha-controller-operator-history`.
- **Alpha Natural Resources, Inc. → Alex Energy Inc:** 2011-06-01 through 2016-07-25; derived from co-tenure at mine 4608787; source `msha-controller-operator-history`.
- **Alpha Metallurgical Resources Inc → Nicholas Contura LLC:** 2016-07-26 through current/open; derived from co-tenure at mine 4608787; source `msha-controller-operator-history`.
- **Alpha Natural Resources Holdings, Inc → Alex Energy Inc:** 2016-07-26 through 2016-07-25; derived from co-tenure at mine 4608787; source `msha-controller-operator-history`.
- **Alpha Metallurgical Resources Inc → Alex Energy Inc:** 2018-11-09 through 2016-07-25; derived from co-tenure at mine 4608787; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 12
- Interval anomalies: 2
- 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 — 48 since 2021:** Accidents and injuries 196 historical accident/injury rows; 0 coded fatalities and 7,052 lost days across the published record.
2. **COMPLIANCE — 1,194 since 2021:** Violations and penalties 2,558 violation rows across the full record; 407 carry an S&S flag and $1,028,003 appears in current assessed amounts.
3. **HEALTH — 19K samples:** Occupational health samples 17,463 coal dust; 865 coal quartz; 492 noise. 0 personal-sample rows have a published C/E ratio above 1; 145 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 — 120K tons:** Quarterly production and employment 89K employee hours and 146 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 628 linked rows:** Contests, conferences and decisions 270 contested-violation rows, 275 civil-penalty docket/decision rows, and 83 conference records linked by issuance number.
6. **CONTRACTORS — 20 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 — 324 since 2021:** Inspections 590 inspection events and 46K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 663,220 short tons
- **Labor hours:** 477,921
- **Average employees:** 194
- **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 75.1725 — Machinery and equipment; operation and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1725
- **30 CFR 75.503 — Permissible electric face equipment; maintenance.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503
- **30 CFR 75.364 — Weekly examination.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.364
- **30 CFR 75.202 — Protection from falls of roof, face and ribs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.202
- **30 CFR 75.380 — Escapeways; bituminous and lignite mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.380
- **30 CFR 75.1107-4 — Automatic fire sensors and manual actuators; installation; minimum requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1107-4
- **30 CFR 75.370 — Mine ventilation plan; submission and approval.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.370
- **30 CFR 75.1731 — Maintenance of belt conveyors and belt conveyor entries.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1731
- **30 CFR 75.512 — Electric equipment; examination, testing and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.512
- **30 CFR 75.1732 — Proximity detection systems.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1732

## Source coverage

- **Accident, Injuries, and Illnesses:** 196 rows; 2000-01-07 through 2026-01-15; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2020-04-27 through 2020-04-27; source ID `msha-addresses`
- **Assessed Violations:** 2,522 rows; 2000-02-08 through 2026-08-25; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 275 rows; 2003-07-11 through 2026-07-22; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 17,463 rows; 2000-02-09 through 2026-10-08; source ID `msha-coal-dust-samples`
- **Conferences:** 83 rows; 2000-11-09 through 2026-09-16; source ID `msha-conferences`
- **Contested Violations:** 270 rows; 2007-08-07 through 2025-12-08; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 4,260 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 926 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 1999-07-01 through 2016-07-26; source ID `msha-controller-operator-history`
- **Inspections:** 590 rows; 2000-01-05 through 2026-10-06; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 260 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 56 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 492 rows; 2000-03-15 through 2026-08-26; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 865 rows; 2000-01-24 through 2026-08-28; source ID `msha-quartz-samples`
- **Violations:** 2,558 rows; 2000-02-08 through 2026-10-06; 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/jerry-fork-eagle-4608787`
- JSON: `/api/v1/mines/jerry-fork-eagle-4608787`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4608787/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4608787/relationships`
- MCP resource: `mine://4608787/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`