# MCCARTHY QUARRY

- **MSHA mine ID:** 4300350
- **Status:** Abandoned
- **Type / commodity:** Surface / Dimension Slate
- **Location:** Rutland, VT
- **Operator:** Evergreen Slate Company Inc
- **Controller:** Fred  Whitridge
- **Public source rows linked:** 507
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Fred  Whitridge (0141143) → Evergreen Slate Company Inc (0157313) → MCCARTHY QUARRY (4300350)**

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

## Controller and operator valid-time history

- **Howard V  Lawrence → Calder Slate Company:** 1980-10-01 through 1986-05-31; derived from co-tenure at mine 4300350; source `msha-controller-operator-history`.
- **Richard L  Hill → Slate Products Inc:** 1986-06-01 through 1988-05-04; derived from co-tenure at mine 4300350; source `msha-controller-operator-history`.
- **Royal  Harrison → U S Slate Inc:** 1988-05-05 through 1988-12-05; derived from co-tenure at mine 4300350; source `msha-controller-operator-history`.
- **John M  Maslack → Red Slate Company Inc:** 1988-12-06 through 1991-05-24; derived from co-tenure at mine 4300350; source `msha-controller-operator-history`.
- **Jeffrey N  Harrison → Western Slate Inc:** 1991-05-25 through 2018-05-21; derived from co-tenure at mine 4300350; source `msha-controller-operator-history`.
- **Fred  Whitridge → Evergreen Slate Company Inc:** 2018-05-22 through current/open; derived from co-tenure at mine 4300350; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 18
- 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 2 historical accident/injury rows; 0 coded fatalities and 3 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 56 violation rows across the full record; 8 carry an S&S flag and $5,501 appears in current assessed amounts.
3. **HEALTH — 26 samples:** Occupational health samples 26 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 3 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 21 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 7 civil-penalty docket/decision rows, and 14 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 57 inspection events and 918 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 56.14103 — Operators stations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14103
- **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
- **30 CFR 56.12032 — Inspection and cover plates.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032
- **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 56.14115 — Stationary grinding machines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14115
- **30 CFR 56.14112 — Construction and maintenance of guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.12025 — Grounding circuit enclosures.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12025
- **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 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 56.18002 — 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 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101

## Source coverage

- **Accident, Injuries, and Illnesses:** 2 rows; 2001-12-04 through 2005-07-18; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2022-09-26 through 2022-09-26; source ID `msha-addresses`
- **Assessed Violations:** 56 rows; 2000-01-19 through 2017-03-28; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 7 rows; 2001-04-18 through 2001-04-18; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 14 rows; 2003-03-28 through 2012-05-23; source ID `msha-conferences`
- **Controller and Operator History:** 6 rows; 1980-10-01 through 2018-05-22; source ID `msha-controller-operator-history`
- **Inspections:** 57 rows; 2000-01-19 through 2022-09-26; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 223 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 58 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:** 26 rows; 2002-04-11 through 2016-08-17; source ID `msha-personal-health-samples`
- **Violations:** 56 rows; 2000-01-19 through 2017-03-28; 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/mccarthy-quarry-4300350`
- JSON: `/api/v1/mines/mccarthy-quarry-4300350`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4300350/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4300350/relationships`
- MCP resource: `mine://4300350/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`