# Mine 9B

- **MSHA mine ID:** 4608284
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Webster, WV
- **Operator:** Brooks Run Mining Company LLC
- **Controller:** Pristine Clean Energy LLC
- **Public source rows linked:** 62
- **Source coverage:** 8 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Pristine Clean Energy LLC (0137121) → Brooks Run Mining Company LLC (0051081) → Mine 9B (4608284)**

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

## Controller and operator valid-time history

- **El Paso Energy Corp → Brooks Run Coal Company:** 1993-03-01 through 1994-01-12; derived from co-tenure at mine 4608284; source `msha-controller-operator-history`.
- **Bruce W  Sigler → Bjm Coal Company:** 1994-01-13 through 2003-11-19; derived from co-tenure at mine 4608284; source `msha-controller-operator-history`.
- **Alpha Natural Resources, Inc. → Brooks Run Mining Company LLC:** 2003-11-20 through 2016-07-25; derived from co-tenure at mine 4608284; source `msha-controller-operator-history`.
- **Alpha Natural Resources Holdings, Inc → Brooks Run Mining Company LLC:** 2016-07-26 through 2017-10-04; derived from co-tenure at mine 4608284; source `msha-controller-operator-history`.
- **Pristine Clean Energy LLC → Brooks Run Mining Company LLC:** 2017-10-05 through current/open; derived from co-tenure at mine 4608284; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 13
- 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 0 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 11 violation rows across the full record; 6 carry an S&S flag and $1,152 appears in current assessed amounts.
3. **HEALTH — 0 samples:** Occupational health samples No published samples. 0 personal-sample rows have a published C/E ratio above 1; 0 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 — 0 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 0 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 6 inspection events and 130 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 75.515 — Cable fittings; suitability.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.515
- **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 75.1502 — Mine emergency evacuation and firefighting program of instruction.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-P/section-75.1502
- **30 CFR 75.523-3 — Automatic emergency-parking brakes.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.523-3
- **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 75.523 — Electric face equipment; deenergization.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.523
- **30 CFR 75.320 — Air quality detectors and measurement devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.320
- **30 CFR 77.800-2 — Testing, examination, and maintenance of circuit breakers; record.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-I/section-77.800-2

## Source coverage

- **Addresses of Record:** 1 rows; 2006-10-31 through 2006-10-31; source ID `msha-addresses`
- **Assessed Violations:** 11 rows; 2005-03-31 through 2006-10-02; source ID `msha-assessed-violations`
- **Controller and Operator History:** 5 rows; 1993-03-01 through 2003-11-20; source ID `msha-controller-operator-history`
- **Inspections:** 6 rows; 2005-03-17 through 2006-09-15; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 23 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 4 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Violations:** 11 rows; 2005-03-31 through 2006-10-02; 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/mine-9b-4608284`
- JSON: `/api/v1/mines/mine-9b-4608284`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4608284/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4608284/relationships`
- MCP resource: `mine://4608284/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`