# Cranks Creek

- **MSHA mine ID:** 1519858
- **Status:** Active
- **Type / commodity:** Surface / Coal (Bituminous)
- **Location:** Harlan, KY
- **Operator:** Nally & Hamilton Enterprises Inc
- **Controller:** Thomas R  Hamilton
- **Public source rows linked:** 977
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Thomas R  Hamilton (C03974) → Nally & Hamilton Enterprises Inc (P01158) → Cranks Creek (1519858)**

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

## Controller and operator valid-time history

- **Thomas R  Hamilton et al → Nally & Hamilton Enterprises Inc:** 2019-06-04 through current/open; derived from co-tenure at mine 1519858; 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 9 since 2021:** Accidents and injuries 10 historical accident/injury rows; 0 coded fatalities and 561 lost days across the published record.
2. **COMPLIANCE — 114 since 2021:** Violations and penalties 122 violation rows across the full record; 8 carry an S&S flag and $23,492 appears in current assessed amounts.
3. **HEALTH — 318 samples:** Occupational health samples 209 coal dust; 23 coal quartz; 86 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 — 6 linked rows:** Contests, conferences and decisions 1 contested-violation rows, 1 civil-penalty docket/decision rows, and 4 conference records linked by issuance number.
6. **CONTRACTORS — 5 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 — 30 since 2021:** Inspections 40 inspection events and 2K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 151,397 short tons
- **Labor hours:** 101,254
- **Average employees:** 30
- **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 77.1606 — Loading and haulage equipment; inspection and maintenance.** (7 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606
- **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
- **30 CFR 77.1000 — Highwalls, pits and spoil banks; plans.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-K/section-77.1000

## Source coverage

- **Accident, Injuries, and Illnesses:** 10 rows; 2019-02-26 through 2025-11-14; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2020-08-17 through 2020-08-17; source ID `msha-addresses`
- **Assessed Violations:** 115 rows; 2019-08-26 through 2026-07-21; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 1 rows; 2024-01-10 through 2024-01-10; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 209 rows; 2019-08-14 through 2026-08-18; source ID `msha-coal-dust-samples`
- **Conferences:** 4 rows; 2023-07-03 through 2026-02-19; source ID `msha-conferences`
- **Contested Violations:** 1 rows; 2023-04-05 through 2023-04-05; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 277 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 78 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 2019-06-04 through 2019-06-04; source ID `msha-controller-operator-history`
- **Inspections:** 40 rows; 2019-07-17 through 2026-06-15; source ID `msha-inspections`
- **Mine Employment and Production — Yearly:** 8 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 86 rows; 2019-08-15 through 2026-06-25; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 23 rows; 2019-08-15 through 2026-06-25; source ID `msha-quartz-samples`
- **Violations:** 122 rows; 2019-08-26 through 2026-07-21; 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/cranks-creek-1519858`
- JSON: `/api/v1/mines/cranks-creek-1519858`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1519858/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1519858/relationships`
- MCP resource: `mine://1519858/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`