# Winifred Deep Mine

- **MSHA mine ID:** 4608247
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Logan, WV
- **Operator:** Laurel Coal Corp
- **Controller:** Clarence R  Peters; Richard N  Nester
- **Public source rows linked:** 1,773
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Clarence R  Peters; Richard N  Nester (C15759) → Laurel Coal Corp (P24032) → Winifred Deep Mine (4608247)**

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

## Controller and operator valid-time history

- **Ashland Inc et al → Arch Of West Virginia:** 1992-12-01 through 2001-03-21; derived from co-tenure at mine 4608247; source `msha-controller-operator-history`.
- **Clarence R  Peters et al → Laurel Coal Corp:** 2001-03-22 through current/open; derived from co-tenure at mine 4608247; source `msha-controller-operator-history`.
- **Richard N  Nester et al → Laurel Coal Corp:** 2001-03-22 through current/open; derived from co-tenure at mine 4608247; source `msha-controller-operator-history`.
- **Magnum Coal Company → Arch Of West Virginia:** 2006-01-01 through 2001-03-21; derived from co-tenure at mine 4608247; source `msha-controller-operator-history`.
- **Patriot Coal Corporation → Arch Of West Virginia:** 2008-07-23 through 2001-03-21; derived from co-tenure at mine 4608247; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 11
- 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 — 0 since 2021:** Accidents and injuries 52 historical accident/injury rows; 0 coded fatalities and 3,076 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 388 violation rows across the full record; 113 carry an S&S flag and $54,339 appears in current assessed amounts.
3. **HEALTH — 611 samples:** Occupational health samples 549 coal dust; 41 coal quartz; 21 noise. 0 personal-sample rows have a published C/E ratio above 1; 9 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 — 6K tons:** Quarterly production and employment 2K employee hours and 16 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 16 linked rows:** Contests, conferences and decisions 3 contested-violation rows, 3 civil-penalty docket/decision rows, and 10 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 80 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 75.209 — Automated Temporary Roof Support (ATRS) systems.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.209
- **30 CFR 75.1502 — Mine emergency evacuation and firefighting program of instruction.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-P/section-75.1502
- **30 CFR 50.20 — Preparation and submission of MSHA Report Form 7000-1—Mine Accident, Injury, and Illness Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20
- **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 75.1722 — Mechanical equipment guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1722
- **30 CFR 75.506 — Electric face equipment; requirements for permissibility.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.506
- **30 CFR 75.360 — Preshift examination at fixed intervals.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.360
- **30 CFR 75.320 — Air quality detectors and measurement devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.320
- **30 CFR 75.362 — On-shift examination.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.362
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 52 rows; 2001-08-16 through 2006-09-26; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2010-09-21 through 2010-09-21; source ID `msha-addresses`
- **Assessed Violations:** 375 rows; 2001-06-12 through 2007-06-19; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 3 rows; 2009-10-13 through 2009-10-13; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 549 rows; 2001-05-11 through 2007-06-20; source ID `msha-coal-dust-samples`
- **Conferences:** 10 rows; 2002-08-21 through 2007-03-02; source ID `msha-conferences`
- **Contested Violations:** 3 rows; 2007-02-13 through 2007-02-13; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 114 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 29 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 1992-12-01 through 2001-03-22; source ID `msha-controller-operator-history`
- **Inspections:** 80 rows; 2001-01-10 through 2007-09-06; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 80 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 21 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 21 rows; 2001-08-15 through 2005-09-14; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 41 rows; 2001-06-18 through 2007-06-11; source ID `msha-quartz-samples`
- **Violations:** 388 rows; 2001-06-12 through 2007-07-24; 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/winifred-deep-mine-4608247`
- JSON: `/api/v1/mines/winifred-deep-mine-4608247`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4608247/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4608247/relationships`
- MCP resource: `mine://4608247/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`