# Mine No 6

- **MSHA mine ID:** 4003092
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Campbell, TN
- **Operator:** National Coal Corporation
- **Controller:** National Coal Corporation
- **Public source rows linked:** 408
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**National Coal Corporation (0041843) → National Coal Corporation (0051346) → Mine No 6 (4003092)**

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

## Controller and operator valid-time history

- **William M  Bale → U S Coal Inc:** 2001-04-01 through 2004-04-16; derived from co-tenure at mine 4003092; source `msha-controller-operator-history`.
- **National Coal Corporation → National Coal Corporation:** 2004-04-17 through current/open; derived from co-tenure at mine 4003092; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 6
- 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 18 historical accident/injury rows; 0 coded fatalities and 200 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 38 violation rows across the full record; 9 carry an S&S flag and $2,739 appears in current assessed amounts.
3. **HEALTH — 232 samples:** Occupational health samples 177 coal dust; 30 coal quartz; 25 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 — 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 49 inspection events and 1K 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 75.400 — 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 75.503 — Permissible electric face equipment; maintenance.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503
- **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 75.1101 — Deluge-type water sprays, foam generators; main and secondary belt-conveyor drives.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1101
- **30 CFR 75.1713-2 — Emergency communications; requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1713-2
- **30 CFR 75.1702 — Smoking; prohibition.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1702
- **30 CFR 75.800-3 — Testing, examination and maintenance of circuit breakers; procedures.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-I/section-75.800-3
- **30 CFR 77.502-2 — Electric equipment; frequency of examination and testing.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502-2

## Source coverage

- **Accident, Injuries, and Illnesses:** 18 rows; 2000-01-04 through 2001-10-31; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2002-02-26 through 2002-02-26; source ID `msha-addresses`
- **Assessed Violations:** 38 rows; 2000-01-18 through 2001-10-10; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 177 rows; 2000-01-12 through 2001-10-16; source ID `msha-coal-dust-samples`
- **Controller and Operator History:** 2 rows; 1996-04-01 through 2004-04-17; source ID `msha-controller-operator-history`
- **Inspections:** 49 rows; 2000-01-03 through 2002-01-15; 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:** 6 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 25 rows; 2000-01-12 through 2001-07-31; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 30 rows; 2000-02-01 through 2001-09-06; source ID `msha-quartz-samples`
- **Violations:** 38 rows; 2000-01-18 through 2001-10-10; 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-no-6-4003092`
- JSON: `/api/v1/mines/mine-no-6-4003092`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4003092/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4003092/relationships`
- MCP resource: `mine://4003092/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`