# Plant 1

- **MSHA mine ID:** 0203329
- **Status:** Abandoned
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Mohave, AZ
- **Operator:** WestRock, LLC.
- **Controller:** Mark  Velasco
- **Public source rows linked:** 552
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Mark  Velasco (0112461) → WestRock, LLC. (0132274) → Plant 1 (0203329)**

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

## Controller and operator valid-time history

- **Mark  Velasco → WestRock, LLC.:** 2014-03-25 through current/open; derived from co-tenure at mine 0203329; 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 1 historical accident/injury rows; 0 coded fatalities and 184 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 38 violation rows across the full record; 10 carry an S&S flag and $13,266 appears in current assessed amounts.
3. **HEALTH — 2 samples:** Occupational health samples 2 personal. 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 — 0 tons:** Quarterly production and employment 480 employee hours and 6 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 34 linked rows:** Contests, conferences and decisions 17 contested-violation rows, 17 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 — 0 since 2021:** Inspections 5 inspection events and 106 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 45.4 — Independent contractor register.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-45/section-45.4
- **30 CFR 46.8 — Annual refresher training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.8
- **30 CFR 56.18002 — Examination of working places.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18002
- **30 CFR 46.9 — Records of training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.9
- **30 CFR 46.6 — Newly hired experienced miner training.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.6
- **30 CFR 56.18020 — Working alone.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18020
- **30 CFR 41.12 — Changes; notification by operator.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.12
- **30 CFR 46.5 — New miner training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.5
- **30 CFR 46.7 — New task training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.7
- **30 CFR 56.20002 — Potable water.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20002

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2014-06-06 through 2014-06-06; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2015-02-27 through 2015-02-27; source ID `msha-addresses`
- **Assessed Violations:** 35 rows; 2014-04-15 through 2014-10-21; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 17 rows; 2015-03-10 through 2015-03-10; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 17 rows; 2014-04-15 through 2014-04-20; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 338 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 85 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 2014-03-25 through 2014-03-25; source ID `msha-controller-operator-history`
- **Inspections:** 5 rows; 2014-04-14 through 2014-10-21; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 7 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`
- **Metal and Nonmetal Personal Health Samples:** 2 rows; 2014-04-15 through 2014-04-15; source ID `msha-personal-health-samples`
- **Violations:** 38 rows; 2014-04-15 through 2014-11-25; 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/plant-1-0203329`
- JSON: `/api/v1/mines/plant-1-0203329`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0203329/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0203329/relationships`
- MCP resource: `mine://0203329/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`