# Elk Creek Mine

- **MSHA mine ID:** 0504674
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Gunnison, CO
- **Operator:** Oxbow Mining, LLC
- **Controller:** Oxbow Carbon LLC
- **Public source rows linked:** 15,026
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Oxbow Carbon LLC (C10334) → Oxbow Mining, LLC (P23241) → Elk Creek Mine (0504674)**

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

## Controller and operator valid-time history

- **Oxbow Carbon LLC → Oxbow Mining, LLC:** 2000-05-01 through current/open; derived from co-tenure at mine 0504674; 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 — 0 since 2021:** Accidents and injuries 251 historical accident/injury rows; 1 coded fatalities and 8,116 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 3,407 violation rows across the full record; 513 carry an S&S flag and $2,208,086 appears in current assessed amounts.
3. **HEALTH — 3K samples:** Occupational health samples 2,962 coal dust; 201 coal quartz; 319 noise. 0 personal-sample rows have a published C/E ratio above 1; 59 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 2K employee hours and 4 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 1,390 linked rows:** Contests, conferences and decisions 554 contested-violation rows, 554 civil-penalty docket/decision rows, and 282 conference records linked by issuance number.
6. **CONTRACTORS — 13 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 1,052 inspection events and 32K 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 75.512 — Electric equipment; examination, testing and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.512
- **30 CFR 75.1910 — Nonpermissible diesel-powered equipment; electrical system design and performance requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-T/section-75.1910
- **30 CFR 75.1714-8 — Reporting SCSR inventory and malfunctions; retention of SCSRs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1714-8
- **30 CFR 77.1110 — Examination and maintenance of firefighting equipment.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110
- **30 CFR 77.404 — Machinery and equipment; operation and maintenance.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.404
- **30 CFR 50.10 — Immediate notification.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-B/section-50.10
- **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:** 251 rows; 2001-10-06 through 2015-07-10; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2016-02-01 through 2016-02-01; source ID `msha-addresses`
- **Assessed Violations:** 3,291 rows; 2001-02-15 through 2015-11-30; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 554 rows; 2003-07-23 through 2015-05-06; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 2,962 rows; 2001-09-11 through 2014-09-10; source ID `msha-coal-dust-samples`
- **Conferences:** 282 rows; 2001-03-22 through 2008-05-22; source ID `msha-conferences`
- **Contested Violations:** 554 rows; 2004-03-22 through 2014-03-24; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 1,645 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 284 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 2000-05-01 through 2000-05-01; source ID `msha-controller-operator-history`
- **Inspections:** 1,052 rows; 2001-02-15 through 2016-04-29; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 176 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 45 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 319 rows; 2001-10-30 through 2014-03-27; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 201 rows; 2002-11-21 through 2013-04-16; source ID `msha-quartz-samples`
- **Violations:** 3,407 rows; 2001-02-15 through 2015-11-30; 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/elk-creek-mine-0504674`
- JSON: `/api/v1/mines/elk-creek-mine-0504674`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0504674/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0504674/relationships`
- MCP resource: `mine://0504674/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`