# Wharton No 4 Mine

- **MSHA mine ID:** 4601272
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Boone, WV
- **Operator:** Eastern Associated Coal Corp
- **Controller:** Hanson PLC
- **Public source rows linked:** 255
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Hanson PLC (C05313) → Eastern Associated Coal Corp (P18547) → Wharton No 4 Mine (4601272)**

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

## Controller and operator valid-time history

- **Eastern Gas & Fuel Association → Eastern Associated Coal Corp:** 1950-01-01 through 1987-03-31; derived from co-tenure at mine 4601272; source `msha-controller-operator-history`.
- **Hanson PLC → Eastern Associated Coal Corp:** 1987-04-01 through current/open; derived from co-tenure at mine 4601272; 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 0 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 8 violation rows across the full record; 8 carry an S&S flag and $3,766 appears in current assessed amounts.
3. **HEALTH — 0 samples:** Occupational health samples No published samples. 0 personal-sample rows have a published C/E ratio above 1; 0 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 — No published quarter:** Quarterly production and employment The source remains registered, but no mine-keyed quarterly production row was published.
5. **LEGAL — 24 linked rows:** Contests, conferences and decisions 8 contested-violation rows, 8 civil-penalty docket/decision rows, and 8 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 2 inspection events and 34 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 75.220 — Roof control plan.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.220
- **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 75.321 — Air quality.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.321
- **30 CFR 75.360 — Preshift examination at fixed intervals.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.360
- **30 CFR 75.202 — Protection from falls of roof, face and ribs.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.202

## Source coverage

- **Addresses of Record:** 1 rows; 1987-03-23 through 1987-03-23; source ID `msha-addresses`
- **Assessed Violations:** 8 rows; 2004-09-22 through 2004-10-15; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 8 rows; 2005-11-04 through 2005-12-12; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 8 rows; 2005-01-25 through 2005-02-02; source ID `msha-conferences`
- **Contested Violations:** 8 rows; 2004-09-22 through 2004-10-15; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 175 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 34 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 1950-01-01 through 1987-04-01; source ID `msha-controller-operator-history`
- **Inspections:** 2 rows; 2004-09-01 through 2004-10-15; source ID `msha-inspections`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Violations:** 8 rows; 2004-09-22 through 2004-10-15; 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/wharton-no-4-mine-4601272`
- JSON: `/api/v1/mines/wharton-no-4-mine-4601272`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4601272/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4601272/relationships`
- MCP resource: `mine://4601272/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`