# Eden Quarry & Mill

- **MSHA mine ID:** 4700222
- **Status:** Active
- **Type / commodity:** Surface / Lime
- **Location:** Fond Du Lac, WI
- **Operator:** Graymont Western Lime Inc.
- **Controller:** Graymont Ltd
- **Public source rows linked:** 2,952
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Graymont Ltd (M00218) → Graymont Western Lime Inc. (L01459) → Eden Quarry & Mill (4700222)**

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

## Controller and operator valid-time history

- **Michael  Nast et al → Graymont Western Lime Inc.:** 1950-01-01 through 2012-03-29; derived from co-tenure at mine 4700222; source `msha-controller-operator-history`.
- **Graymont Ltd → Graymont Western Lime Inc.:** 2012-03-30 through current/open; derived from co-tenure at mine 4700222; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 5
- 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 — 11 since 2021:** Accidents and injuries 110 historical accident/injury rows; 0 coded fatalities and 553 lost days across the published record.
2. **COMPLIANCE — 63 since 2021:** Violations and penalties 217 violation rows across the full record; 29 carry an S&S flag and $38,668 appears in current assessed amounts.
3. **HEALTH — 58 samples:** Occupational health samples 58 personal. 2 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 29K employee hours and 58 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 28 linked rows:** Contests, conferences and decisions 8 contested-violation rows, 8 civil-penalty docket/decision rows, and 12 conference records linked by issuance number.
6. **CONTRACTORS — 15 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 — 12 since 2021:** Inspections 72 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 56.12002 — Controls and switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12002
- **30 CFR 56.12008 — Insulation and fittings for power wires and cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12008
- **30 CFR 56.4201 — Inspection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **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
- **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 56.14132 — Horns and backup alarms.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132
- **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
- **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 56.14109 — Unguarded conveyors with adjacent travelways.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14109
- **30 CFR 56.12019 — Access to stationary electrical equipment or switchgear.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12019
- **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 56.12004 — Electrical conductors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004

## Source coverage

- **Accident, Injuries, and Illnesses:** 110 rows; 2000-01-25 through 2026-02-06; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1971-09-11 through 1971-09-11; source ID `msha-addresses`
- **Assessed Violations:** 217 rows; 2001-04-12 through 2026-08-16; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 8 rows; 2011-03-18 through 2012-06-04; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 12 rows; 2001-04-23 through 2024-11-19; source ID `msha-conferences`
- **Contested Violations:** 8 rows; 2009-01-27 through 2010-11-05; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 1,592 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 341 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 1950-01-01 through 1950-01-01; source ID `msha-controller-operator-history`
- **Inspections:** 72 rows; 2000-04-11 through 2026-08-15; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 258 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 55 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:** 58 rows; 2001-04-18 through 2026-02-25; source ID `msha-personal-health-samples`
- **Violations:** 217 rows; 2001-04-12 through 2026-08-16; 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/eden-quarry-mill-4700222`
- JSON: `/api/v1/mines/eden-quarry-mill-4700222`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4700222/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4700222/relationships`
- MCP resource: `mine://4700222/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`