# Quinwood No. 1 Deep Mine

- **MSHA mine ID:** 4609599
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Nicholas, WV
- **Operator:** Quinwood Coal Company, LLC
- **Controller:** Corbin  Robertson III
- **Public source rows linked:** 791
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Corbin  Robertson III (0136721) → Quinwood Coal Company, LLC (0153753) → Quinwood No. 1 Deep Mine (4609599)**

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

## Controller and operator valid-time history

- **Corbin  Robertson III → Quinwood Coal Company:** 2020-11-05 through 2021-04-22; derived from co-tenure at mine 4609599; source `msha-controller-operator-history`.
- **Jimmie R  Ryan et al → JCS Holding Company, LLC:** 2021-04-23 through 2022-03-06; derived from co-tenure at mine 4609599; source `msha-controller-operator-history`.
- **Corbin  Robertson III → Quinwood Coal Company, LLC:** 2022-03-07 through current/open; derived from co-tenure at mine 4609599; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 8
- 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 3 since 2021:** Accidents and injuries 3 historical accident/injury rows; 0 coded fatalities and 208 lost days across the published record.
2. **COMPLIANCE — 115 since 2021:** Violations and penalties 115 violation rows across the full record; 6 carry an S&S flag and $27,197 appears in current assessed amounts.
3. **HEALTH — 447 samples:** Occupational health samples 415 coal dust; 15 coal quartz; 17 noise. 0 personal-sample rows have a published C/E ratio above 1; 4 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 — 2 linked rows:** Contests, conferences and decisions 1 contested-violation rows, 1 civil-penalty docket/decision rows, and 0 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 — 24 since 2021:** Inspections 25 inspection events and 1K 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 75.1711 — Sealing of mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1711
- **30 CFR 70.209 — Quarterly sampling; designated areas.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-70/subpart-C/section-70.209
- **30 CFR 70.208 — Quarterly sampling; mechanized mining units.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-70/subpart-C/section-70.208
- **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 75.904 — Identification of circuit breakers.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-J/section-75.904
- **30 CFR 75.1100-2 — Quantity and location of firefighting equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1100-2
- **30 CFR 75.517 — Power wires and cables; insulation and protection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.517
- **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 75.220 — 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 75.604 — 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 75.1107-16 — Inspection of fire suppression devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1107-16
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 3 rows; 2021-11-05 through 2022-10-25; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2024-06-20 through 2024-06-20; source ID `msha-addresses`
- **Assessed Violations:** 115 rows; 2021-10-29 through 2024-07-15; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 1 rows; 2023-03-14 through 2023-03-14; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 415 rows; 2021-12-21 through 2023-08-25; source ID `msha-coal-dust-samples`
- **Contested Violations:** 1 rows; 2022-05-23 through 2022-05-23; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 58 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 14 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 2020-11-05 through 2022-03-07; source ID `msha-controller-operator-history`
- **Inspections:** 25 rows; 2020-10-26 through 2025-03-21; source ID `msha-inspections`
- **Mine Employment and Production — Yearly:** 7 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 17 rows; 2021-12-21 through 2023-02-15; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 15 rows; 2021-12-22 through 2023-07-13; source ID `msha-quartz-samples`
- **Violations:** 115 rows; 2021-10-29 through 2024-07-15; 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/quinwood-no-1-deep-mine-4609599`
- JSON: `/api/v1/mines/quinwood-no-1-deep-mine-4609599`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4609599/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4609599/relationships`
- MCP resource: `mine://4609599/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`