# SHM-71

- **MSHA mine ID:** 1519809
- **Status:** Active
- **Type / commodity:** Surface / Coal (Bituminous)
- **Location:** Mingo, WV
- **Operator:** MEGA HIGHWALL MINING LLC
- **Controller:** Daniel W  Bunn
- **Public source rows linked:** 472
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Daniel W  Bunn (0101029) → MEGA HIGHWALL MINING LLC (0149874) → SHM-71 (1519809)**

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

## Controller and operator valid-time history

- **Daniel W  Bunn → MEGA HIGHWALL MINING LLC:** 2017-03-27 through current/open; derived from co-tenure at mine 1519809; source `msha-controller-operator-history`.

- History rows: 1
- Typed edges: 3
- 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 — 2 since 2021:** Accidents and injuries 2 historical accident/injury rows; 0 coded fatalities and 294 lost days across the published record.
2. **COMPLIANCE — 51 since 2021:** Violations and penalties 69 violation rows across the full record; 13 carry an S&S flag and $18,989 appears in current assessed amounts.
3. **HEALTH — 135 samples:** Occupational health samples 76 coal dust; 59 noise. 0 personal-sample rows have a published C/E ratio above 1; 2 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 — 112K tons:** Quarterly production and employment 8K employee hours and 12 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 9 linked rows:** Contests, conferences and decisions 2 contested-violation rows, 2 civil-penalty docket/decision rows, and 5 conference records linked by issuance number.
6. **CONTRACTORS — 1 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 — 18 since 2021:** Inspections 29 inspection events and 633 published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 54,079 short tons
- **Labor hours:** 10,498
- **Average employees:** 16
- **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 77.502 — Electric equipment; examination, testing, and maintenance.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502
- **30 CFR 77.1703 — First-Aid training; supervisory employees.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1703
- **30 CFR 48.23 — Training plans; time of submission; where filed; information required; time for approval; method for disapproval; commencement of training; approval of instructors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.23
- **30 CFR 77.1200 — Mine map.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-M/section-77.1200
- **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 77.404 — 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
- **30 CFR 77.1001 — Stripping; loose material.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-K/section-77.1001
- **30 CFR 77.1606 — Loading and haulage equipment; inspection and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606
- **30 CFR 71.209 — Status change reports.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-C/section-71.209
- **30 CFR 77.410 — Mobile equipment; automatic warning devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410

## Source coverage

- **Accident, Injuries, and Illnesses:** 2 rows; 2023-01-09 through 2025-04-22; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2026-03-05 through 2026-03-05; source ID `msha-addresses`
- **Assessed Violations:** 69 rows; 2017-05-01 through 2026-06-30; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 2 rows; 2022-08-25 through 2022-08-25; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 76 rows; 2017-07-13 through 2026-06-24; source ID `msha-coal-dust-samples`
- **Conferences:** 5 rows; 2024-05-28 through 2024-05-28; source ID `msha-conferences`
- **Contested Violations:** 2 rows; 2022-03-01 through 2022-03-08; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 88 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 21 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 2017-03-27 through 2017-03-27; source ID `msha-controller-operator-history`
- **Inspections:** 29 rows; 2017-05-01 through 2026-05-21; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 37 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 10 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 59 rows; 2017-07-13 through 2026-06-24; source ID `msha-noise-samples`
- **Violations:** 69 rows; 2017-05-01 through 2026-06-30; 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/shm-71-1519809`
- JSON: `/api/v1/mines/shm-71-1519809`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1519809/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1519809/relationships`
- MCP resource: `mine://1519809/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`