# COLDIRON OWL MINE

- **MSHA mine ID:** 1519954
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Harlan, KY
- **Operator:** BLUEGRASS NATURAL RESOURCES, LLC
- **Controller:** Javelin Global Commodities (UK) Ltd
- **Public source rows linked:** 821
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Javelin Global Commodities (UK) Ltd (0178863) → BLUEGRASS NATURAL RESOURCES, LLC (0190634) → COLDIRON OWL MINE (1519954)**

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

## Controller and operator valid-time history

- **Javelin Global Commodities (UK) Ltd → Bluegrass Natural Resources, LLC:** 2024-04-16 through 2024-07-07; derived from co-tenure at mine 1519954; source `msha-controller-operator-history`.
- **John H  Parton → Bell Energy, Inc.:** 2024-07-08 through 2024-10-16; derived from co-tenure at mine 1519954; source `msha-controller-operator-history`.
- **Javelin Global Commodities (UK) Ltd → Bluegrass Natural Resources, LLC:** 2024-10-17 through current/open; derived from co-tenure at mine 1519954; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 8
- 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 17 lost days across the published record.
2. **COMPLIANCE — 18 since 2021:** Violations and penalties 18 violation rows across the full record; 0 carry an S&S flag and $2,710 appears in current assessed amounts.
3. **HEALTH — 338 samples:** Occupational health samples 299 coal dust; 13 coal quartz; 26 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 — 6K tons:** Quarterly production and employment 3K employee hours and 10 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 0 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 0 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 18 inspection events and 970 published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 7,881 short tons
- **Labor hours:** 3,631
- **Average employees:** 31
- **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 75.159 — Records of certified and qualified persons.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-B/section-75.159
- **30 CFR 75.604 — Permanent splicing of trailing cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-G/section-75.604
- **30 CFR 75.1714-3 — Self-rescue devices; inspection, testing, maintenance, repair, and recordkeeping.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1714-3
- **30 CFR 75.1100-2 — Quantity and location of firefighting equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1100-2
- **30 CFR 75.811 — High-voltage underground equipment; grounding.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-I/section-75.811
- **30 CFR 75.333 — Ventilation controls.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.333
- **30 CFR 75.1107-9 — Dry chemical devices; capacity; minimum requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1107-9
- **30 CFR 75.1103-10 — Fire suppression systems; additional requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1103-10
- **30 CFR 75.342 — Methane monitors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.342
- **30 CFR 75.503 — Permissible electric face equipment; maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503
- **30 CFR 75.1722 — Mechanical equipment guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1722
- **30 CFR 75.1710-1 — Canopies or cabs; self-propelled diesel-powered and electric face equipment; installation requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1710-1

## Source coverage

- **Accident, Injuries, and Illnesses:** 2 rows; 2024-12-27 through 2025-01-31; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2025-11-20 through 2025-11-20; source ID `msha-addresses`
- **Assessed Violations:** 18 rows; 2024-09-04 through 2025-11-06; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 299 rows; 2024-09-26 through 2025-08-29; source ID `msha-coal-dust-samples`
- **Contractor Employment and Production — Quarterly:** 314 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 94 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 2024-04-16 through 2024-10-17; source ID `msha-controller-operator-history`
- **Inspections:** 18 rows; 2024-06-11 through 2025-10-01; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 10 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 4 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 26 rows; 2024-12-04 through 2025-08-01; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 13 rows; 2024-12-04 through 2025-07-18; source ID `msha-quartz-samples`
- **Violations:** 18 rows; 2024-09-04 through 2025-11-06; 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/coldiron-owl-mine-1519954`
- JSON: `/api/v1/mines/coldiron-owl-mine-1519954`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1519954/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1519954/relationships`
- MCP resource: `mine://1519954/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`