# PLATTSBURGH QUARRIES

- **MSHA mine ID:** 3000089
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Stone NEC
- **Location:** Clinton, NY
- **Operator:** Upstone Materials Inc.
- **Controller:** Colas S A
- **Public source rows linked:** 877
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Colas S A (M03183) → Upstone Materials Inc. (0151374) → PLATTSBURGH QUARRIES (3000089)**

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

## Controller and operator valid-time history

- **Graymont Ltd → Plattsburgh Quarries:** 1950-01-01 through 2004-06-07; derived from co-tenure at mine 3000089; source `msha-controller-operator-history`.
- **Graymont Ltd → Graymont Materials (NY) Inc.:** 2004-06-08 through 2017-05-31; derived from co-tenure at mine 3000089; source `msha-controller-operator-history`.
- **Colas S A → Upstone Materials Inc.:** 2017-06-01 through current/open; derived from co-tenure at mine 3000089; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 9
- 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 — 3 since 2021:** Accidents and injuries 23 historical accident/injury rows; 0 coded fatalities and 84 lost days across the published record.
2. **COMPLIANCE — 19 since 2021:** Violations and penalties 110 violation rows across the full record; 19 carry an S&S flag and $13,569 appears in current assessed amounts.
3. **HEALTH — 27 samples:** Occupational health samples 27 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 6K employee hours and 11 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 2 linked rows:** Contests, conferences and decisions 1 contested-violation rows, 1 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 3 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 — 14 since 2021:** Inspections 61 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 56.12013 — Splices and repairs of power cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12013
- **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 56.14100 — 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.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **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 56.13021 — High-pressure hose connections.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-L/section-56.13021
- **30 CFR 56.11012 — Protection for openings around travelways.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11012
- **30 CFR 56.4200 — General requirements.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4200
- **30 CFR 56.11001 — Safe access.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001

## Source coverage

- **Accident, Injuries, and Illnesses:** 23 rows; 2000-03-28 through 2026-06-24; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1986-11-20 through 1986-11-20; source ID `msha-addresses`
- **Assessed Violations:** 110 rows; 2000-08-18 through 2024-04-10; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 1 rows; 2021-01-27 through 2021-01-27; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 1 rows; 2020-06-16 through 2020-06-16; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 116 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 27 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1950-01-01 through 2017-06-01; source ID `msha-controller-operator-history`
- **Inspections:** 61 rows; 2000-08-18 through 2026-06-16; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 318 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 78 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:** 27 rows; 2005-09-14 through 2025-09-12; source ID `msha-personal-health-samples`
- **Violations:** 110 rows; 2000-08-18 through 2024-04-10; 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/plattsburgh-quarries-3000089`
- JSON: `/api/v1/mines/plattsburgh-quarries-3000089`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3000089/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3000089/relationships`
- MCP resource: `mine://3000089/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`