# Coronet Jewell Prep Plant #2

- **MSHA mine ID:** 4400649
- **Status:** Active
- **Type / commodity:** Facility / Coal (Bituminous)
- **Location:** Buchanan, VA
- **Operator:** Jewell Smokeless Coal Corp
- **Controller:** SunCoke Energy Incorporated
- **Public source rows linked:** 8,055
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**SunCoke Energy Incorporated (0104093) → Jewell Smokeless Coal Corp (P10903) → Coronet Jewell Prep Plant #2 (4400649)**

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

## Controller and operator valid-time history

- **B Ray  Thompson → Jewell Smokeless Coal Corp:** 1950-01-01 through 1979-10-16; derived from co-tenure at mine 4400649; source `msha-controller-operator-history`.
- **Sunoco, Inc. → Jewell Smokeless Coal Corp:** 1979-10-17 through 2012-01-16; derived from co-tenure at mine 4400649; source `msha-controller-operator-history`.
- **SunCoke Energy Incorporated → Jewell Smokeless Coal Corp:** 2012-01-17 through current/open; derived from co-tenure at mine 4400649; 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 — 0 since 2021:** Accidents and injuries 15 historical accident/injury rows; 0 coded fatalities and 210 lost days across the published record.
2. **COMPLIANCE — 45 since 2021:** Violations and penalties 827 violation rows across the full record; 303 carry an S&S flag and $140,404 appears in current assessed amounts.
3. **HEALTH — 592 samples:** Occupational health samples 381 coal dust; 10 coal quartz; 201 noise. 0 personal-sample rows have a published C/E ratio above 1; 20 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 17K employee hours and 33 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 105 linked rows:** Contests, conferences and decisions 33 contested-violation rows, 33 civil-penalty docket/decision rows, and 39 conference records linked by issuance number.
6. **CONTRACTORS — 51 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 — 20 since 2021:** Inspections 256 inspection events and 10K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 0 short tons
- **Labor hours:** 30,843
- **Average employees:** 11
- **Coal supply region:** Appalachia Central
- **Union code:** Not published
- **Published rows under this MSHA ID:** 2

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 77.505 — Cable fittings; suitability.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.505
- **30 CFR 77.1605 — Loading and haulage equipment; installations.** (5 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605
- **30 CFR 77.1606 — Loading and haulage equipment; inspection and maintenance.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606
- **30 CFR 77.205 — Travelways at surface installations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.205
- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **30 CFR 77.410 — Mobile equipment; automatic warning devices.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410

## Source coverage

- **Accident, Injuries, and Illnesses:** 15 rows; 2000-07-10 through 2018-08-20; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1980-12-01 through 1980-12-01; source ID `msha-addresses`
- **Assessed Violations:** 821 rows; 2000-01-19 through 2026-01-14; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 33 rows; 2006-08-09 through 2017-05-11; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 381 rows; 2000-01-19 through 2026-08-18; source ID `msha-coal-dust-samples`
- **Conferences:** 39 rows; 2004-02-19 through 2014-03-12; source ID `msha-conferences`
- **Contested Violations:** 33 rows; 2005-11-28 through 2016-07-12; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 4,502 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 882 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1950-01-01 through 1979-10-17; source ID `msha-controller-operator-history`
- **Inspections:** 256 rows; 2000-01-19 through 2026-10-01; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 30 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 20 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 201 rows; 2000-01-25 through 2026-01-06; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 10 rows; 2000-01-19 through 2021-08-02; source ID `msha-quartz-samples`
- **Violations:** 827 rows; 2000-01-19 through 2026-10-01; 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/coronet-jewell-prep-plant-2-4400649`
- JSON: `/api/v1/mines/coronet-jewell-prep-plant-2-4400649`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4400649/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4400649/relationships`
- MCP resource: `mine://4400649/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`