# Mine No 2

- **MSHA mine ID:** 4603786
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Mcdowell, WV
- **Operator:** Darty Leasing, Inc.
- **Controller:** Billy R  Daugherty
- **Public source rows linked:** 1,188
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Billy R  Daugherty (C14525) → Darty Leasing, Inc. (P21713) → Mine No 2 (4603786)**

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

## Controller and operator valid-time history

- **Belco Petroleum Corp → No 10 Coal Mining Corp:** 1950-01-01 through 1974-10-31; derived from co-tenure at mine 4603786; source `msha-controller-operator-history`.
- **Hawley Charbon → No 10 Coal Mine Inc:** 1974-11-01 through 1985-09-06; derived from co-tenure at mine 4603786; source `msha-controller-operator-history`.
- **Massey Energy Company → Alpine Development Company:** 1985-09-07 through 1995-11-26; derived from co-tenure at mine 4603786; source `msha-controller-operator-history`.
- **Billy R  Daugherty → Darty Leasing, Inc.:** 1995-11-27 through current/open; derived from co-tenure at mine 4603786; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 12
- 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 1 historical accident/injury rows; 0 coded fatalities and 42 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 196 violation rows across the full record; 50 carry an S&S flag and $16,379 appears in current assessed amounts.
3. **HEALTH — 424 samples:** Occupational health samples 385 coal dust; 20 coal quartz; 19 noise. 0 personal-sample rows have a published C/E ratio above 1; 2 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 — 5 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 5 conference records linked by issuance number.
6. **CONTRACTORS — 2 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 58 inspection events and 2K 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 75.364 — 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 75.208 — Warning devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.208
- **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
- **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
- **30 CFR 75.523 — Electric face equipment; deenergization.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.523
- **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 75.1103 — Automatic fire warning devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1103
- **30 CFR 75.1713-7 — First-aid equipment; location; minimum requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1713-7
- **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 77.701 — 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-77/subpart-H/section-77.701
- **30 CFR 75.1002 — Installation of electric equipment and conductors; permissibility.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-K/section-75.1002
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2000-07-19 through 2000-07-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2005-10-19 through 2005-10-19; source ID `msha-addresses`
- **Assessed Violations:** 195 rows; 2000-01-11 through 2005-04-19; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 385 rows; 2000-01-03 through 2005-06-30; source ID `msha-coal-dust-samples`
- **Conferences:** 5 rows; 2000-04-21 through 2000-04-21; source ID `msha-conferences`
- **Contractor Employment and Production — Quarterly:** 213 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 30 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 1950-01-01 through 1995-11-27; source ID `msha-controller-operator-history`
- **Inspections:** 58 rows; 2000-01-03 through 2005-10-03; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 48 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 12 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 19 rows; 2000-01-11 through 2005-04-26; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 20 rows; 2000-02-16 through 2005-01-28; source ID `msha-quartz-samples`
- **Violations:** 196 rows; 2000-01-11 through 2005-04-19; 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/mine-no-2-4603786`
- JSON: `/api/v1/mines/mine-no-2-4603786`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4603786/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4603786/relationships`
- MCP resource: `mine://4603786/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`