# Western Ohio Cut Stone LLC

- **MSHA mine ID:** 3304354
- **Status:** Abandoned
- **Type / commodity:** Surface / Dimension Stone NEC
- **Location:** Miami, OH
- **Operator:** Western Ohio Cut Stone LLC
- **Controller:** Thomas  Milligan
- **Public source rows linked:** 248
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Thomas  Milligan (M36212) → Western Ohio Cut Stone LLC (L18222) → Western Ohio Cut Stone LLC (3304354)**

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

## Controller and operator valid-time history

- **Thomas L  Call → Gregory Stone Company Inc:** 1995-05-01 through 2001-02-21; derived from co-tenure at mine 3304354; source `msha-controller-operator-history`.
- **Thomas  Milligan → Western Ohio Cut Stone LLC:** 2001-02-22 through current/open; derived from co-tenure at mine 3304354; 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 — 0 since 2021:** Accidents and injuries 8 historical accident/injury rows; 0 coded fatalities and 208 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 61 violation rows across the full record; 11 carry an S&S flag and $6,212 appears in current assessed amounts.
3. **HEALTH — 15 samples:** Occupational health samples 15 personal. 3 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 2K employee hours and 4 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 8 linked rows:** Contests, conferences and decisions 4 contested-violation rows, 4 civil-penalty docket/decision rows, and 0 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 — 1 since 2021:** Inspections 50 inspection events and 549 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 56.4201 — Inspection.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **30 CFR 56.12028 — Testing grounding systems.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028
- **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 56.12004 — Electrical conductors.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.16006 — Protection of gas cylinder valves.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16006
- **30 CFR 56.15004 — Eye protection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15004
- **30 CFR 56.20003 — Housekeeping.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **30 CFR 56.14130 — Roll-over protective structures (ROPS) and seat belts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14130

## Source coverage

- **Accident, Injuries, and Illnesses:** 8 rows; 2003-07-15 through 2017-01-16; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2022-05-23 through 2022-05-23; source ID `msha-addresses`
- **Assessed Violations:** 61 rows; 2001-06-27 through 2019-10-02; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 4 rows; 2009-11-12 through 2018-04-30; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 4 rows; 2008-12-04 through 2017-06-22; source ID `msha-contested-violations`
- **Controller and Operator History:** 2 rows; 1995-05-01 through 2001-02-22; source ID `msha-controller-operator-history`
- **Inspections:** 50 rows; 2001-06-27 through 2022-05-24; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 14 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 27 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:** 15 rows; 2001-06-27 through 2014-05-20; source ID `msha-personal-health-samples`
- **Violations:** 61 rows; 2001-06-27 through 2019-10-02; 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/western-ohio-cut-stone-llc-3304354`
- JSON: `/api/v1/mines/western-ohio-cut-stone-llc-3304354`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3304354/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3304354/relationships`
- MCP resource: `mine://3304354/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`