# D-1 Mine

- **MSHA mine ID:** 1519514
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Harlan, KY
- **Operator:** Montana Bakken, LLC
- **Controller:** Douglas  Warriner
- **Public source rows linked:** 972
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Douglas  Warriner (0125341) → Montana Bakken, LLC (0146154) → D-1 Mine (1519514)**

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

## Controller and operator valid-time history

- **Benjamin R.  Bennett → Manalapan Mining Co., Inc.:** 2010-07-18 through 2016-07-22; derived from co-tenure at mine 1519514; source `msha-controller-operator-history`.
- **Douglas  Warriner → Montana Bakken, LLC:** 2016-07-23 through current/open; derived from co-tenure at mine 1519514; 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 12 historical accident/injury rows; 0 coded fatalities and 2 lost days across the published record.
2. **COMPLIANCE — 3 since 2021:** Violations and penalties 164 violation rows across the full record; 82 carry an S&S flag and $118,876 appears in current assessed amounts.
3. **HEALTH — 167 samples:** Occupational health samples 132 coal dust; 3 coal quartz; 32 noise. 0 personal-sample rows have a published C/E ratio above 1; 6 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 — 283 linked rows:** Contests, conferences and decisions 138 contested-violation rows, 138 civil-penalty docket/decision rows, and 7 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 — 14 since 2021:** Inspections 81 inspection events and 2K 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.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1711
- **30 CFR 77.604 — Protection of trailing cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-G/section-77.604
- **30 CFR 48.29 — Records of training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.29
- **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 48.26 — Experienced miner training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.26
- **30 CFR 77.502-2 — Electric equipment; frequency of examination and testing.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502-2
- **30 CFR 77.502 — Electric equipment; examination, testing, and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502

## Source coverage

- **Accident, Injuries, and Illnesses:** 12 rows; 2010-11-11 through 2013-06-27; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2023-11-02 through 2023-11-02; source ID `msha-addresses`
- **Assessed Violations:** 153 rows; 2010-07-19 through 2021-05-26; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 138 rows; 2012-11-09 through 2015-07-06; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 132 rows; 2010-09-15 through 2012-06-28; source ID `msha-coal-dust-samples`
- **Conferences:** 7 rows; 2011-04-12 through 2012-08-15; source ID `msha-conferences`
- **Contested Violations:** 138 rows; 2010-07-19 through 2013-09-17; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 11 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 5 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 2010-07-18 through 2016-07-23; source ID `msha-controller-operator-history`
- **Inspections:** 81 rows; 2010-07-15 through 2023-09-21; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 79 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 13 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 32 rows; 2010-08-31 through 2012-06-05; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 3 rows; 2010-09-15 through 2012-02-10; source ID `msha-quartz-samples`
- **Violations:** 164 rows; 2010-07-19 through 2021-08-19; 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/d-1-mine-1519514`
- JSON: `/api/v1/mines/d-1-mine-1519514`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1519514/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1519514/relationships`
- MCP resource: `mine://1519514/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`