# BLISSVILLE QUARRY & MILL

- **MSHA mine ID:** 4300196
- **Status:** Active
- **Type / commodity:** Surface / Dimension Slate
- **Location:** Rutland, VT
- **Operator:** VT UNFADING GREEN SLATE COMPANY INC
- **Controller:** David C Camara
- **Public source rows linked:** 558
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**David C Camara (M07379) → VT UNFADING GREEN SLATE COMPANY INC (L09400) → BLISSVILLE QUARRY & MILL (4300196)**

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

## Controller and operator valid-time history

- **William J  Billow → Green Mountain Slate Inc:** 1950-01-01 through 1986-11-24; derived from co-tenure at mine 4300196; source `msha-controller-operator-history`.
- **David C Camara et al → Vt Unfading Green Slate Company Inc:** 1986-11-25 through current/open; derived from co-tenure at mine 4300196; 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 4 historical accident/injury rows; 0 coded fatalities and 21 lost days across the published record.
2. **COMPLIANCE — 68 since 2021:** Violations and penalties 173 violation rows across the full record; 42 carry an S&S flag and $45,087 appears in current assessed amounts.
3. **HEALTH — 22 samples:** Occupational health samples 22 personal. 4 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 6K employee hours and 11 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 31 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 19 civil-penalty docket/decision rows, and 12 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 — 17 since 2021:** Inspections 75 inspection events and 1K 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 56.12034 — Guarding around lights.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12034
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (3 retained recent rows) — 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
- **30 CFR 47.41 — Requirement for container labels.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.41
- **30 CFR 56.4402 — Safety can use.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4402
- **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 46.6 — Newly hired experienced miner training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.6
- **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 46.7 — 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 56.14107 — Moving machine parts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107

## Source coverage

- **Accident, Injuries, and Illnesses:** 4 rows; 2001-06-09 through 2018-09-27; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2023-08-31 through 2023-08-31; source ID `msha-addresses`
- **Assessed Violations:** 172 rows; 2000-01-19 through 2026-05-27; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 19 rows; 2001-03-21 through 2002-09-16; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 12 rows; 2000-02-07 through 2003-04-22; source ID `msha-conferences`
- **Controller and Operator History:** 2 rows; 1950-01-01 through 1986-11-25; source ID `msha-controller-operator-history`
- **Inspections:** 75 rows; 2000-01-19 through 2026-05-26; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 24 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 53 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:** 22 rows; 2003-02-27 through 2026-01-23; source ID `msha-personal-health-samples`
- **Violations:** 173 rows; 2000-01-19 through 2026-05-27; 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/blissville-quarry-mill-4300196`
- JSON: `/api/v1/mines/blissville-quarry-mill-4300196`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4300196/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4300196/relationships`
- MCP resource: `mine://4300196/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`