# Marshall West

- **MSHA mine ID:** 2103212
- **Status:** Abandoned
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Lyon, MN
- **Operator:** Northern Con-Agg., LLP
- **Controller:** Edward A Egan
- **Public source rows linked:** 458
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Edward A Egan (M08826) → Northern Con-Agg., LLP (0097845) → Marshall West (2103212)**

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

## Controller and operator valid-time history

- **Edward A Egan → Northern Con-Agg Inc:** 1999-08-01 through 2008-12-31; derived from co-tenure at mine 2103212; source `msha-controller-operator-history`.
- **Edward A Egan → Northern Con-Agg., LLP:** 2009-01-01 through current/open; derived from co-tenure at mine 2103212; 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: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 1 historical accident/injury rows; 0 coded fatalities and 19 lost days across the published record.
2. **COMPLIANCE — 14 since 2021:** Violations and penalties 99 violation rows across the full record; 13 carry an S&S flag and $11,321 appears in current assessed amounts.
3. **HEALTH — 18 samples:** Occupational health samples 18 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 0 employee hours and 0 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 15 linked rows:** Contests, conferences and decisions 3 contested-violation rows, 6 civil-penalty docket/decision rows, and 6 conference records linked by issuance number.
6. **CONTRACTORS — 0 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 — 3 since 2021:** Inspections 41 inspection events and 480 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 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 56.14112 — Construction and maintenance of guards.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.4104 — Combustible waste.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4104
- **30 CFR 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 56.14107 — Moving machine parts.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **30 CFR 56.9301 — Dump site restraints.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9301
- **30 CFR 47.44 — Temporary, portable containers.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.44
- **30 CFR 56.11002 — Handrails and toeboards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11002

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2000-08-24 through 2000-08-24; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2024-03-13 through 2024-03-13; source ID `msha-addresses`
- **Assessed Violations:** 99 rows; 2000-08-02 through 2022-07-13; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 6 rows; 2003-06-06 through 2011-06-22; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 6 rows; 2005-05-03 through 2008-12-04; source ID `msha-conferences`
- **Contested Violations:** 3 rows; 2007-10-18 through 2009-10-21; source ID `msha-contested-violations`
- **Controller and Operator History:** 2 rows; 1999-08-01 through 2009-01-01; source ID `msha-controller-operator-history`
- **Inspections:** 41 rows; 2000-08-02 through 2023-08-15; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 146 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 35 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:** 18 rows; 2002-09-25 through 2021-04-27; source ID `msha-personal-health-samples`
- **Violations:** 99 rows; 2000-08-02 through 2022-07-13; 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/marshall-west-2103212`
- JSON: `/api/v1/mines/marshall-west-2103212`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2103212/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2103212/relationships`
- MCP resource: `mine://2103212/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`