# Winchester UG Mine

- **MSHA mine ID:** 4609230
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Kanawha, WV
- **Operator:** Panther Creek Mining LLC
- **Controller:** Sev.en Global Investments a.s.
- **Public source rows linked:** 18,165
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Sev.en Global Investments a.s. (0158381) → Panther Creek Mining LLC (0141673) → Winchester UG Mine (4609230)**

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

## Controller and operator valid-time history

- **Magnum Coal Company → Remington LLC:** 2007-09-13 through 2008-07-22; derived from co-tenure at mine 4609230; source `msha-controller-operator-history`.
- **Patriot Coal Corporation → Remington LLC:** 2008-07-23 through 2015-10-25; derived from co-tenure at mine 4609230; source `msha-controller-operator-history`.
- **Blackhawk Mining LLC → Panther Creek Mining LLC:** 2015-10-26 through 2020-05-31; derived from co-tenure at mine 4609230; source `msha-controller-operator-history`.
- **Sev.en Global Investments a.s. → Panther Creek Mining LLC:** 2020-06-01 through current/open; derived from co-tenure at mine 4609230; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 10
- 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 125 historical accident/injury rows; 0 coded fatalities and 4,012 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 2,698 violation rows across the full record; 560 carry an S&S flag and $1,873,640 appears in current assessed amounts.
3. **HEALTH — 9K samples:** Occupational health samples 8,032 coal dust; 329 coal quartz; 347 noise. 0 personal-sample rows have a published C/E ratio above 1; 89 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 379 employee hours and 1 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 2,563 linked rows:** Contests, conferences and decisions 1,207 contested-violation rows, 1,207 civil-penalty docket/decision rows, and 149 conference records linked by issuance number.
6. **CONTRACTORS — 8 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 122 inspection events and 28K 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 75.503 — Permissible electric face equipment; maintenance.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503
- **30 CFR 77.1605 — Loading and haulage equipment; installations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605
- **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 75.312 — Main mine fan examinations and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.312
- **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 75.380 — Escapeways; bituminous and lignite mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.380
- **30 CFR 75.1403 — Other safeguards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-O/section-75.1403
- **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
- **30 CFR 75.1714-8 — Reporting SCSR inventory and malfunctions; retention of SCSRs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1714-8
- **30 CFR 75.523-3 — Automatic emergency-parking brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.523-3

## Source coverage

- **Accident, Injuries, and Illnesses:** 125 rows; 2008-06-20 through 2019-06-15; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2020-05-15 through 2020-05-15; source ID `msha-addresses`
- **Assessed Violations:** 2,659 rows; 2007-12-21 through 2020-02-26; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 1,207 rows; 2008-10-17 through 2020-08-21; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 8,032 rows; 2000-04-11 through 2020-01-07; source ID `msha-coal-dust-samples`
- **Conferences:** 149 rows; 2011-11-10 through 2020-03-24; source ID `msha-conferences`
- **Contested Violations:** 1,207 rows; 2007-12-21 through 2020-02-26; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 938 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 176 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 2007-09-13 through 2015-10-26; source ID `msha-controller-operator-history`
- **Inspections:** 122 rows; 2007-11-05 through 2020-05-27; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 138 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 32 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 347 rows; 2008-03-17 through 2019-11-18; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 329 rows; 2008-04-23 through 2019-12-30; source ID `msha-quartz-samples`
- **Violations:** 2,698 rows; 2007-12-21 through 2020-02-26; 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/winchester-ug-mine-4609230`
- JSON: `/api/v1/mines/winchester-ug-mine-4609230`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4609230/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4609230/relationships`
- MCP resource: `mine://4609230/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`