# Trombley Pit

- **MSHA mine ID:** 1700607
- **Status:** Intermittent
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Aroostook, ME
- **Operator:** Trombley Industries Inc
- **Controller:** Geraldine A  Trombley
- **Public source rows linked:** 558
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Geraldine A  Trombley (M39626) → Trombley Industries Inc (L39626) → Trombley Pit (1700607)**

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

## Controller and operator valid-time history

- **Geraldine A  Trombley → Trombley Industries Inc:** 1992-06-01 through current/open; derived from co-tenure at mine 1700607; source `msha-controller-operator-history`.

- History rows: 1
- Typed edges: 3
- 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 0 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 10 since 2021:** Violations and penalties 122 violation rows across the full record; 43 carry an S&S flag and $17,937 appears in current assessed amounts.
3. **HEALTH — 5 samples:** Occupational health samples 5 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 343 employee hours and 3 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 38 linked rows:** Contests, conferences and decisions 2 contested-violation rows, 36 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 — 6 since 2021:** Inspections 28 inspection events and 370 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 56.12020 — Protection of persons at switchgear.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12020
- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (5 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **30 CFR 56.9300 — Berms or guardrails.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300
- **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 56.14107 — 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 56.14112 — 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 56.4200 — General requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4200
- **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

## Source coverage

- **Addresses of Record:** 1 rows; 1992-06-10 through 1992-06-10; source ID `msha-addresses`
- **Assessed Violations:** 121 rows; 2000-06-06 through 2026-06-16; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 36 rows; 2001-08-21 through 2012-07-24; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 2 rows; 2011-09-23 through 2011-09-23; source ID `msha-contested-violations`
- **Controller and Operator History:** 1 rows; 1992-06-01 through 1992-06-01; source ID `msha-controller-operator-history`
- **Inspections:** 28 rows; 2000-06-05 through 2026-06-16; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 188 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:** 5 rows; 2004-10-25 through 2021-10-21; source ID `msha-personal-health-samples`
- **Violations:** 122 rows; 2000-06-06 through 2026-06-16; 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/trombley-pit-1700607`
- JSON: `/api/v1/mines/trombley-pit-1700607`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1700607/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1700607/relationships`
- MCP resource: `mine://1700607/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`