# Alloy Powellton

- **MSHA mine ID:** 4609237
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Fayette, WV
- **Operator:** Mammoth Coal Co.
- **Controller:** Alpha Metallurgical Resources Inc
- **Public source rows linked:** 3,289
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Alpha Metallurgical Resources Inc (0127321) → Mammoth Coal Co. (P23835) → Alloy Powellton (4609237)**

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

## Controller and operator valid-time history

- **Energy Coal Resources Inc → Appalachian Premium Fuels LLC:** 2007-09-25 through 2009-09-30; derived from co-tenure at mine 4609237; source `msha-controller-operator-history`.
- **Massey Energy Company → Mammoth Coal Co.:** 2009-10-01 through 2011-05-31; derived from co-tenure at mine 4609237; source `msha-controller-operator-history`.
- **Alpha Natural Resources, Inc. → Mammoth Coal Co.:** 2011-06-01 through 2016-07-25; derived from co-tenure at mine 4609237; source `msha-controller-operator-history`.
- **Alpha Natural Resources Holdings, Inc → Mammoth Coal Co.:** 2016-07-26 through 2018-11-08; derived from co-tenure at mine 4609237; source `msha-controller-operator-history`.
- **Alpha Metallurgical Resources Inc → Mammoth Coal Co.:** 2018-11-09 through current/open; derived from co-tenure at mine 4609237; source `msha-controller-operator-history`.

- History rows: 5
- 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 44 historical accident/injury rows; 0 coded fatalities and 559 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 703 violation rows across the full record; 258 carry an S&S flag and $943,381 appears in current assessed amounts.
3. **HEALTH — 803 samples:** Occupational health samples 706 coal dust; 28 coal quartz; 69 noise. 0 personal-sample rows have a published C/E ratio above 1; 8 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 — 538 linked rows:** Contests, conferences and decisions 255 contested-violation rows, 255 civil-penalty docket/decision rows, and 28 conference records linked by issuance number.
6. **CONTRACTORS — 4 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 63 inspection events and 5K 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 75.333 — Ventilation controls.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.333
- **30 CFR 75.1107-16 — Inspection of fire suppression devices.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1107-16
- **30 CFR 75.370 — Mine ventilation plan; submission and approval.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.370
- **30 CFR 75.1600-3 — Communications facilities; refuge alternatives.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-Q/section-75.1600-3
- **30 CFR 75.1506 — Refuge alternatives.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-P/section-75.1506
- **30 CFR 77.801-1 — Grounding resistors; continuous current rating.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-I/section-77.801-1
- **30 CFR 75.512-2 — Frequency of examinations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.512-2

## Source coverage

- **Accident, Injuries, and Illnesses:** 44 rows; 2008-05-29 through 2015-06-16; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2016-04-21 through 2016-04-21; source ID `msha-addresses`
- **Assessed Violations:** 680 rows; 2008-05-06 through 2013-09-26; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 255 rows; 2010-04-14 through 2015-09-25; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 706 rows; 2008-05-12 through 2013-11-14; source ID `msha-coal-dust-samples`
- **Conferences:** 28 rows; 2010-09-20 through 2013-02-05; source ID `msha-conferences`
- **Contested Violations:** 255 rows; 2008-07-07 through 2013-09-26; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 297 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 46 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 2007-09-25 through 2009-10-01; source ID `msha-controller-operator-history`
- **Inspections:** 63 rows; 2008-02-20 through 2016-04-21; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 87 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:** 69 rows; 2008-07-24 through 2013-11-14; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 28 rows; 2008-08-06 through 2012-09-05; source ID `msha-quartz-samples`
- **Violations:** 703 rows; 2008-05-06 through 2013-09-26; 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/alloy-powellton-4609237`
- JSON: `/api/v1/mines/alloy-powellton-4609237`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4609237/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4609237/relationships`
- MCP resource: `mine://4609237/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`