# Gentry Mountain Mine Surface

- **MSHA mine ID:** 4202395
- **Status:** Abandoned
- **Type / commodity:** Facility / Coal (Bituminous)
- **Location:** Emery, UT
- **Operator:** Gentry Mountain Mining LLC
- **Controller:** Patrick  Peterson; Shain  Stoddard
- **Public source rows linked:** 2,912
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Patrick  Peterson; Shain  Stoddard (0167961) → Gentry Mountain Mining LLC (0174613) → Gentry Mountain Mine Surface (4202395)**

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

## Controller and operator valid-time history

- **Bill W  Stoddard et al → C.W. Mining Co.:** 2004-11-21 through 2008-04-28; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.
- **Kenneth A  Rushton → C.W. Mining Co.:** 2008-04-29 through 2008-07-02; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.
- **Elliot  Finley → Hiawatha Coal Co.:** 2008-07-03 through 2010-02-24; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.
- **Kenneth A  Rushton → C W Mining Company:** 2010-02-25 through 2010-08-25; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.
- **Bill W  Stoddard et al → C W Mining Company:** 2010-02-25 through 2008-04-28; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.
- **Wexford Capital LLC → Castle Valley Mining LLC:** 2010-08-26 through 2010-10-04; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.
- **Rhino Resource Partners LP → Castle Valley Mining LLC:** 2010-10-05 through 2020-09-09; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.
- **Patrick  Peterson → Gentry Mountain Mining LLC:** 2020-09-10 through 2021-08-23; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.
- **Shain  Stoddard et al → Gentry Mountain Mining LLC:** 2021-08-24 through current/open; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.
- **Patrick  Peterson et al → Gentry Mountain Mining LLC:** 2021-08-24 through current/open; derived from co-tenure at mine 4202395; source `msha-controller-operator-history`.

- History rows: 10
- Typed edges: 22
- 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 — 3 since 2021:** Accidents and injuries 19 historical accident/injury rows; 1 coded fatalities and 754 lost days across the published record.
2. **COMPLIANCE — 46 since 2021:** Violations and penalties 332 violation rows across the full record; 80 carry an S&S flag and $779,691 appears in current assessed amounts.
3. **HEALTH — 302 samples:** Occupational health samples 191 coal dust; 9 coal quartz; 102 noise. 0 personal-sample rows have a published C/E ratio above 1; 0 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 — 66 linked rows:** Contests, conferences and decisions 28 contested-violation rows, 26 civil-penalty docket/decision rows, and 12 conference records linked by issuance number.
6. **CONTRACTORS — 7 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 — 6 since 2021:** Inspections 60 inspection events and 3K 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 77.1104 — Accumulations of combustible materials.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104
- **30 CFR 77.205 — Travelways at surface installations.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.205
- **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
- **30 CFR 77.1605 — Loading and haulage equipment; installations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605
- **30 CFR 71.209 — Status change reports.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-C/section-71.209
- **30 CFR 77.404 — Machinery and equipment; operation and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.404
- **30 CFR 77.400 — Mechanical equipment guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.400
- **30 CFR 77.1607 — Loading and haulage equipment; operation.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1607

## Source coverage

- **Accident, Injuries, and Illnesses:** 19 rows; 2005-09-08 through 2021-08-01; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2023-04-26 through 2023-04-26; source ID `msha-addresses`
- **Assessed Violations:** 328 rows; 2005-02-10 through 2023-03-27; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 26 rows; 2009-06-17 through 2024-02-22; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 191 rows; 2005-06-29 through 2023-04-05; source ID `msha-coal-dust-samples`
- **Conferences:** 12 rows; 2008-02-04 through 2023-08-14; source ID `msha-conferences`
- **Contested Violations:** 28 rows; 2007-06-22 through 2023-03-21; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 1,456 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 299 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 10 rows; 2004-11-21 through 2020-09-10; source ID `msha-controller-operator-history`
- **Inspections:** 60 rows; 2005-01-05 through 2022-11-21; source ID `msha-inspections`
- **Mine Employment and Production — Yearly:** 38 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 102 rows; 2008-02-28 through 2023-03-21; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 9 rows; 2015-03-09 through 2022-01-12; source ID `msha-quartz-samples`
- **Violations:** 332 rows; 2005-02-10 through 2023-03-27; 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/gentry-mountain-mine-surface-4202395`
- JSON: `/api/v1/mines/gentry-mountain-mine-surface-4202395`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4202395/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4202395/relationships`
- MCP resource: `mine://4202395/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`