# Preparation Plant

- **MSHA mine ID:** 1102546
- **Status:** Active
- **Type / commodity:** Facility / Coal (Bituminous)
- **Location:** Randolph, IL
- **Operator:** Peabody Midwest Mining, LLC
- **Controller:** Peabody Energy Corporation
- **Public source rows linked:** 1,950
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Peabody Energy Corporation (C15833) → Peabody Midwest Mining, LLC (P23854) → Preparation Plant (1102546)**

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

## Controller and operator valid-time history

- **Houston Natural Gas Corp → Zeigler Coal Company:** 1976-07-08 through 1985-01-31; derived from co-tenure at mine 1102546; source `msha-controller-operator-history`.
- **Zeigler Coal Holding Company → Old Ben Coal Company:** 1985-02-01 through 1998-09-01; derived from co-tenure at mine 1102546; source `msha-controller-operator-history`.
- **Horizon Natural Resources Incorporated → Old Ben Coal Company:** 1998-09-02 through 2004-09-30; derived from co-tenure at mine 1102546; source `msha-controller-operator-history`.
- **Lexington Coal Company LLC → LCC Illinois LLC:** 2004-10-01 through 2005-03-17; derived from co-tenure at mine 1102546; source `msha-controller-operator-history`.
- **Peabody Energy Corporation → Coulterville Coal Company LLC:** 2005-03-18 through 2005-05-08; derived from co-tenure at mine 1102546; source `msha-controller-operator-history`.
- **Peabody Energy Corporation → Peabody Midwest Mining, LLC:** 2005-05-09 through current/open; derived from co-tenure at mine 1102546; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 18
- 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 — 3 since 2021:** Accidents and injuries 32 historical accident/injury rows; 0 coded fatalities and 1,156 lost days across the published record.
2. **COMPLIANCE — 31 since 2021:** Violations and penalties 182 violation rows across the full record; 65 carry an S&S flag and $30,155 appears in current assessed amounts.
3. **HEALTH — 578 samples:** Occupational health samples 427 coal dust; 18 coal quartz; 133 noise. 0 personal-sample rows have a published C/E ratio above 1; 11 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 16K employee hours and 31 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 39 linked rows:** Contests, conferences and decisions 17 contested-violation rows, 19 civil-penalty docket/decision rows, and 3 conference records linked by issuance number.
6. **CONTRACTORS — 10 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 — 25 since 2021:** Inspections 120 inspection events and 5K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 0 short tons
- **Labor hours:** 66,471
- **Average employees:** 34
- **Coal supply region:** Illinois Basin
- **Union code:** Not published
- **Published rows under this MSHA ID:** 1

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 77.216 — Water, sediment, or slurry impoundments and impounding structures; general.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.216
- **30 CFR 77.1605 — Loading and haulage equipment; installations.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605
- **30 CFR 77.400 — Mechanical equipment guards.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.400
- **30 CFR 77.513 — Insulating mats at power switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.513
- **30 CFR 77.200 — Surface installations; general.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.200
- **30 CFR 77.213 — Draw-off tunnel escapeways.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.213
- **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 77.404 — Machinery and equipment; operation and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.404

## Source coverage

- **Accident, Injuries, and Illnesses:** 32 rows; 2000-05-13 through 2023-10-24; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2005-07-25 through 2005-07-25; source ID `msha-addresses`
- **Assessed Violations:** 175 rows; 2000-06-28 through 2026-02-06; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 19 rows; 2000-12-19 through 2025-02-25; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 427 rows; 2000-02-01 through 2026-09-30; source ID `msha-coal-dust-samples`
- **Conferences:** 3 rows; 2003-03-18 through 2018-05-17; source ID `msha-conferences`
- **Contested Violations:** 17 rows; 2009-12-01 through 2024-08-20; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 522 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 100 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 6 rows; 1976-07-08 through 2005-05-09; source ID `msha-controller-operator-history`
- **Inspections:** 120 rows; 2000-01-10 through 2026-08-31; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 162 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:** 133 rows; 2000-02-01 through 2026-05-05; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 18 rows; 2003-02-05 through 2026-05-05; source ID `msha-quartz-samples`
- **Violations:** 182 rows; 2000-05-13 through 2026-08-31; 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/preparation-plant-1102546`
- JSON: `/api/v1/mines/preparation-plant-1102546`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1102546/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1102546/relationships`
- MCP resource: `mine://1102546/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`