# Mine No. 26

- **MSHA mine ID:** 4406718
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Buchanan, VA
- **Operator:** Dominion Coal Corporation
- **Controller:** SunCoke Energy Incorporated
- **Public source rows linked:** 2,074
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**SunCoke Energy Incorporated (0104093) → Dominion Coal Corporation (P10904) → Mine No. 26 (4406718)**

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

## Controller and operator valid-time history

- **Sunoco, Inc. → Dominion Coal Corporation:** 1992-11-01 through 2006-06-21; derived from co-tenure at mine 4406718; source `msha-controller-operator-history`.
- **Kres B  VanDyke → Vandyke Mining, Inc.:** 2006-06-22 through 2007-04-11; derived from co-tenure at mine 4406718; source `msha-controller-operator-history`.
- **Sunoco, Inc. → Dominion Coal Corporation:** 2007-04-12 through 2012-01-16; derived from co-tenure at mine 4406718; source `msha-controller-operator-history`.
- **SunCoke Energy Incorporated → Dominion Coal Corporation:** 2012-01-17 through 2006-06-21; derived from co-tenure at mine 4406718; source `msha-controller-operator-history`.
- **SunCoke Energy Incorporated → Dominion Coal Corporation:** 2012-01-17 through current/open; derived from co-tenure at mine 4406718; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 11
- Interval anomalies: 1
- 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 7 historical accident/injury rows; 0 coded fatalities and 27 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 537 violation rows across the full record; 220 carry an S&S flag and $225,263 appears in current assessed amounts.
3. **HEALTH — 546 samples:** Occupational health samples 489 coal dust; 28 coal quartz; 29 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 — No published quarter:** Quarterly production and employment The source remains registered, but no mine-keyed quarterly production row was published.
5. **LEGAL — 176 linked rows:** Contests, conferences and decisions 88 contested-violation rows, 88 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 2 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 90 inspection events and 4K 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 75.1711 — Sealing of mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1711
- **30 CFR 75.202 — Protection from falls of roof, face and ribs.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.202
- **30 CFR 75.310 — Installation of main mine fans.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.310
- **30 CFR 77.1707 — First aid equipment; location; minimum requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1707
- **30 CFR 77.1110 — Examination and maintenance of firefighting equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110
- **30 CFR 75.1202 — Temporary notations, revisions, and supplements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-M/section-75.1202
- **30 CFR 75.312 — Main mine fan examinations and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.312
- **30 CFR 77.705 — Guy wires; grounding.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-H/section-77.705
- **30 CFR 77.800-1 — Testing, examination, and maintenance of circuit breakers; procedures.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-I/section-77.800-1
- **30 CFR 75.512-2 — Frequency of examinations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.512-2

## Source coverage

- **Accident, Injuries, and Illnesses:** 7 rows; 2010-02-02 through 2013-04-16; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2014-09-12 through 2014-09-12; source ID `msha-addresses`
- **Assessed Violations:** 529 rows; 2005-06-29 through 2014-06-30; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 88 rows; 2010-09-22 through 2015-04-20; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 489 rows; 2006-10-17 through 2012-09-13; source ID `msha-coal-dust-samples`
- **Contested Violations:** 88 rows; 2009-07-10 through 2014-06-30; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 140 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 30 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 1992-11-01 through 2007-04-12; source ID `msha-controller-operator-history`
- **Inspections:** 90 rows; 2004-08-13 through 2014-06-25; source ID `msha-inspections`
- **Mine Employment and Production — Yearly:** 12 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 29 rows; 2008-04-29 through 2011-11-15; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 28 rows; 2007-03-12 through 2012-07-05; source ID `msha-quartz-samples`
- **Violations:** 537 rows; 2005-06-29 through 2014-06-30; 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/mine-no-26-4406718`
- JSON: `/api/v1/mines/mine-no-26-4406718`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4406718/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4406718/relationships`
- MCP resource: `mine://4406718/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`