# No. 76  Plant

- **MSHA mine ID:** 1516520
- **Status:** Active
- **Type / commodity:** Facility / Coal (Bituminous)
- **Location:** Perry, KY
- **Operator:** Blue Diamond Coal Company
- **Controller:** Sev.en Global Investments a.s.
- **Public source rows linked:** 7,392
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Sev.en Global Investments a.s. (0158381) → Blue Diamond Coal Company (0134733) → No. 76  Plant (1516520)**

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

## Controller and operator valid-time history

- **Blue Diamond Coal Company → Blue Diamond Coal Company:** 1988-11-01 through 1998-05-17; derived from co-tenure at mine 1516520; source `msha-controller-operator-history`.
- **James River Coal Company → Leatherwood Processing Company:** 1998-05-18 through 2008-11-16; derived from co-tenure at mine 1516520; source `msha-controller-operator-history`.
- **James River Coal Company → Blue Diamond Coal Company:** 2008-11-17 through 2014-09-03; derived from co-tenure at mine 1516520; source `msha-controller-operator-history`.
- **Blackhawk Mining LLC → Blue Diamond Coal Company:** 2014-09-04 through 2020-05-31; derived from co-tenure at mine 1516520; source `msha-controller-operator-history`.
- **Sev.en Global Investments a.s. → Blue Diamond Coal Company:** 2020-06-01 through current/open; derived from co-tenure at mine 1516520; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 14
- 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 — 5 since 2021:** Accidents and injuries 35 historical accident/injury rows; 0 coded fatalities and 1,315 lost days across the published record.
2. **COMPLIANCE — 153 since 2021:** Violations and penalties 1,010 violation rows across the full record; 298 carry an S&S flag and $232,522 appears in current assessed amounts.
3. **HEALTH — 1K samples:** Occupational health samples 744 coal dust; 85 coal quartz; 277 noise. 0 personal-sample rows have a published C/E ratio above 1; 26 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 14K employee hours and 28 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 81 linked rows:** Contests, conferences and decisions 26 contested-violation rows, 40 civil-penalty docket/decision rows, and 15 conference records linked by issuance number.
6. **CONTRACTORS — 34 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 — 44 since 2021:** Inspections 277 inspection events and 13K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 0 short tons
- **Labor hours:** 100,172
- **Average employees:** 43
- **Coal supply region:** Appalachia Central
- **Union code:** Not published
- **Published rows under this MSHA ID:** 1

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 71.700 — Inhalation hazards; threshold limit values for gases, dust, fumes, mists, and vapors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-H/section-71.700
- **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 77.202 — Dust accumulations in surface installations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.202
- **30 CFR 77.205 — Travelways at surface installations.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.205
- **30 CFR 77.1606 — Loading and haulage equipment; inspection and maintenance.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606
- **30 CFR 77.507 — Electric equipment; switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.507
- **30 CFR 77.208 — Storage of materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.208

## Source coverage

- **Accident, Injuries, and Illnesses:** 35 rows; 2000-04-20 through 2024-07-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1990-08-31 through 1990-08-31; source ID `msha-addresses`
- **Assessed Violations:** 984 rows; 2000-09-06 through 2026-06-22; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 40 rows; 2000-12-05 through 2023-11-24; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 744 rows; 2000-01-11 through 2026-09-29; source ID `msha-coal-dust-samples`
- **Conferences:** 15 rows; 2000-11-28 through 2026-01-30; source ID `msha-conferences`
- **Contested Violations:** 26 rows; 2006-12-28 through 2022-11-28; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 3,060 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 655 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 1988-11-01 through 2014-09-04; source ID `msha-controller-operator-history`
- **Inspections:** 277 rows; 2000-02-16 through 2026-08-31; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 150 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 27 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 277 rows; 2000-11-28 through 2026-06-26; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 85 rows; 2000-09-13 through 2026-06-12; source ID `msha-quartz-samples`
- **Violations:** 1,010 rows; 2000-09-06 through 2026-06-22; 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/no-76-plant-1516520`
- JSON: `/api/v1/mines/no-76-plant-1516520`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1516520/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1516520/relationships`
- MCP resource: `mine://1516520/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`