# COTTONWOOD MINES

- **MSHA mine ID:** 4202044
- **Status:** Active
- **Type / commodity:** Underground / Gilsonite
- **Location:** Uintah, UT
- **Operator:** AMERICAN GILSONITE COMPANY
- **Controller:** American Gilsonite Company
- **Public source rows linked:** 294
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**American Gilsonite Company (M09488) → AMERICAN GILSONITE COMPANY (L12360) → COTTONWOOD MINES (4202044)**

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

## Controller and operator valid-time history

- **James M  Lekas → Lexco Inc:** 1989-03-01 through 2009-08-23; derived from co-tenure at mine 4202044; source `msha-controller-operator-history`.
- **American Gilsonite Company → American Gilsonite Company:** 2009-08-24 through current/open; derived from co-tenure at mine 4202044; 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 4 since 2021:** Accidents and injuries 12 historical accident/injury rows; 0 coded fatalities and 125 lost days across the published record.
2. **COMPLIANCE — 26 since 2021:** Violations and penalties 48 violation rows across the full record; 3 carry an S&S flag and $6,550 appears in current assessed amounts.
3. **HEALTH — 12 samples:** Occupational health samples 10 personal; 2 area. 1 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 — 0 tons:** Quarterly production and employment 5K employee hours and 14 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 — 21 since 2021:** Inspections 76 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 62.130 — Permissible exposure level.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-M/part-62/section-62.130
- **30 CFR 57.12020 — Protection of persons at switchgear.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12020
- **30 CFR 57.12026 — Grounding transformer and switchgear enclosures.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12026
- **30 CFR 57.14115 — Stationary grinding machines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14115
- **30 CFR 48.9 — Records of training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-A/section-48.9
- **30 CFR 57.14101 — Brakes.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14101
- **30 CFR 57.14132 — Horns and backup alarms for surface equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14132
- **30 CFR 57.14206 — Securing movable parts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14206
- **30 CFR 57.12004 — Electrical conductors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12004
- **30 CFR 57.11051 — Escape routes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11051
- **30 CFR 57.12005 — Protection of power conductors from mobile equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12005

## Source coverage

- **Accident, Injuries, and Illnesses:** 12 rows; 2002-08-12 through 2026-08-07; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2024-02-05 through 2024-02-05; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 2 rows; 2015-06-03 through 2015-06-03; source ID `msha-area-samples`
- **Assessed Violations:** 48 rows; 2000-11-01 through 2025-09-03; source ID `msha-assessed-violations`
- **Contractor Employment and Production — Quarterly:** 4 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 1 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 1989-03-01 through 2009-08-24; source ID `msha-controller-operator-history`
- **Inspections:** 76 rows; 2000-02-29 through 2026-08-17; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 37 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 52 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Metal and Nonmetal Personal Health Samples:** 10 rows; 2019-05-06 through 2025-11-18; source ID `msha-personal-health-samples`
- **Violations:** 48 rows; 2000-11-01 through 2025-09-03; 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/cottonwood-mines-4202044`
- JSON: `/api/v1/mines/cottonwood-mines-4202044`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4202044/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4202044/relationships`
- MCP resource: `mine://4202044/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`