# LMM

- **MSHA mine ID:** 4407167
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Dickenson, VA
- **Operator:** Estep Coal Co Inc
- **Controller:** James Wayne  Estep
- **Public source rows linked:** 1,920
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**James Wayne  Estep (C08919) → Estep Coal Co Inc (P12008) → LMM (4407167)**

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

## Controller and operator valid-time history

- **Alpha Natural Resources, Inc. → Paramont Coal Company Virginia LLC:** 2006-04-20 through 2007-04-03; derived from co-tenure at mine 4407167; source `msha-controller-operator-history`.
- **James Wayne  Estep → Estep Coal Co Inc:** 2007-04-04 through current/open; derived from co-tenure at mine 4407167; 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 — 0 since 2021:** Accidents and injuries 7 historical accident/injury rows; 0 coded fatalities and 413 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 318 violation rows across the full record; 73 carry an S&S flag and $60,954 appears in current assessed amounts.
3. **HEALTH — 557 samples:** Occupational health samples 486 coal dust; 38 coal quartz; 33 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 — 0 tons:** Quarterly production and employment 0 employee hours and 0 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 58 linked rows:** Contests, conferences and decisions 25 contested-violation rows, 25 civil-penalty docket/decision rows, and 8 conference records linked by issuance number.
6. **CONTRACTORS — 4 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 82 inspection events and 4K 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 75.403 — Maintenance of incombustible content of rock dust.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-E/section-75.403
- **30 CFR 75.1714-7 — Multi-gas detectors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1714-7
- **30 CFR 77.1110 — Examination and maintenance of firefighting equipment.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110
- **30 CFR 75.342 — Methane monitors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.342
- **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 77.1605 — Loading and haulage equipment; installations.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605
- **30 CFR 77.512 — Inspection and cover plates.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.512
- **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 75.604 — 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 75.503 — Permissible electric face equipment; maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503

## Source coverage

- **Accident, Injuries, and Illnesses:** 7 rows; 2008-06-20 through 2012-11-02; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2013-08-28 through 2013-08-28; source ID `msha-addresses`
- **Assessed Violations:** 312 rows; 2006-08-16 through 2013-04-24; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 25 rows; 2010-06-21 through 2014-02-18; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 486 rows; 2007-05-25 through 2013-04-18; source ID `msha-coal-dust-samples`
- **Conferences:** 8 rows; 2006-09-27 through 2012-04-09; source ID `msha-conferences`
- **Contested Violations:** 25 rows; 2008-05-29 through 2013-02-05; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 385 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 85 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 2006-04-20 through 2007-04-04; source ID `msha-controller-operator-history`
- **Inspections:** 82 rows; 2006-05-17 through 2013-08-28; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 98 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 14 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 33 rows; 2007-09-18 through 2013-02-05; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 38 rows; 2007-06-20 through 2013-04-18; source ID `msha-quartz-samples`
- **Violations:** 318 rows; 2006-08-16 through 2013-04-24; 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/lmm-4407167`
- JSON: `/api/v1/mines/lmm-4407167`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4407167/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4407167/relationships`
- MCP resource: `mine://4407167/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`