# No 7 Mine

- **MSHA mine ID:** 0101401
- **Status:** Active
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Jefferson, AL
- **Operator:** Warrior Met Coal Mining, LLC
- **Controller:** Warrior Met Coal Intermediate Holdco LLC
- **Public source rows linked:** 88,991
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Warrior Met Coal Intermediate Holdco LLC (0124421) → Warrior Met Coal Mining, LLC (0144515) → No 7 Mine (0101401)**

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

## Controller and operator valid-time history

- **Walter Energy Incorporated → Jim Walter Resources Inc:** 1975-01-01 through 2016-03-30; derived from co-tenure at mine 0101401; source `msha-controller-operator-history`.
- **Warrior Met Coal Intermediate Holdco LLC → Warrior Met Coal Mining, LLC:** 2016-03-31 through current/open; derived from co-tenure at mine 0101401; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 6
- 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 — 114 since 2021:** Accidents and injuries 1,428 historical accident/injury rows; 5 coded fatalities and 50,764 lost days across the published record.
2. **COMPLIANCE — 4,584 since 2021:** Violations and penalties 12,656 violation rows across the full record; 3,527 carry an S&S flag and $6,673,033 appears in current assessed amounts.
3. **HEALTH — 41K samples:** Occupational health samples 36,682 coal dust; 1,827 coal quartz; 2,021 noise. 0 personal-sample rows have a published C/E ratio above 1; 653 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 — 1.4M tons:** Quarterly production and employment 421K employee hours and 603 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 9,479 linked rows:** Contests, conferences and decisions 4,132 contested-violation rows, 4,505 civil-penalty docket/decision rows, and 842 conference records linked by issuance number.
6. **CONTRACTORS — 40 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 — 658 since 2021:** Inspections 3,529 inspection events and 184K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 5,269,294 short tons
- **Labor hours:** 1,875,571
- **Average employees:** 646
- **Coal supply region:** Appalachia Southern
- **Union code:** United Mine Workers Of America
- **Published rows under this MSHA ID:** 1

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 75.1100-3 — Condition and examination of firefighting equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1100-3
- **30 CFR 75.340 — Underground electrical installations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.340
- **30 CFR 75.1600-3 — Communications facilities; refuge alternatives.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-Q/section-75.1600-3
- **30 CFR 75.701 — Grounding metallic frames, casings, and other enclosures of electric equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-H/section-75.701
- **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 72.630 — Drill dust control at underground areas of underground mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-72/subpart-E/section-72.630
- **30 CFR 75.503 — Permissible electric face equipment; maintenance.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503
- **30 CFR 75.400 — Accumulation of combustible materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-E/section-75.400

## Source coverage

- **Accident, Injuries, and Illnesses:** 1,428 rows; 2000-01-05 through 2026-09-28; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1983-02-28 through 1983-02-28; source ID `msha-addresses`
- **Assessed Violations:** 12,266 rows; 2000-01-03 through 2026-08-21; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 4,505 rows; 2000-08-17 through 2026-09-25; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 36,682 rows; 2000-01-04 through 2026-10-07; source ID `msha-coal-dust-samples`
- **Conferences:** 842 rows; 2000-05-04 through 2026-05-28; source ID `msha-conferences`
- **Contested Violations:** 4,132 rows; 2002-04-25 through 2026-07-09; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 7,097 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 1,470 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 1975-01-01 through 2016-03-31; source ID `msha-controller-operator-history`
- **Inspections:** 3,529 rows; 2000-01-03 through 2026-10-07; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 424 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 108 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 2,021 rows; 2000-01-12 through 2026-05-27; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 1,827 rows; 2000-01-12 through 2026-08-25; source ID `msha-quartz-samples`
- **Violations:** 12,656 rows; 2000-01-03 through 2026-10-08; 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/no-7-mine-0101401`
- JSON: `/api/v1/mines/no-7-mine-0101401`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0101401/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0101401/relationships`
- MCP resource: `mine://0101401/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`