# Buckingham  Mine

- **MSHA mine ID:** 3304526
- **Status:** Abandoned
- **Type / commodity:** Facility / Coal (Bituminous)
- **Location:** Perry, OH
- **Operator:** CCU Coal and Construction LLC
- **Controller:** Charles C  Ungurean
- **Public source rows linked:** 13,486
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Charles C  Ungurean (C04381) → CCU Coal and Construction LLC (0161793) → Buckingham  Mine (3304526)**

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

## Controller and operator valid-time history

- **James F  Graham → Buckingham Coal Company,LLC:** 2004-03-08 through 2014-12-31; derived from co-tenure at mine 3304526; source `msha-controller-operator-history`.
- **Westmoreland Coal Company → Buckingham Coal Company,LLC:** 2015-01-01 through 2019-02-10; derived from co-tenure at mine 3304526; source `msha-controller-operator-history`.
- **Charles C  Ungurean → CCU Coal and Construction LLC:** 2019-02-11 through current/open; derived from co-tenure at mine 3304526; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 8
- 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 — 4 since 2021:** Accidents and injuries 108 historical accident/injury rows; 1 coded fatalities and 1,583 lost days across the published record.
2. **COMPLIANCE — 13 since 2021:** Violations and penalties 1,993 violation rows across the full record; 584 carry an S&S flag and $1,193,798 appears in current assessed amounts.
3. **HEALTH — 6K samples:** Occupational health samples 5,794 coal dust; 215 coal quartz; 353 noise. 0 personal-sample rows have a published C/E ratio above 1; 64 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 5 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 1,083 linked rows:** Contests, conferences and decisions 495 contested-violation rows, 495 civil-penalty docket/decision rows, and 93 conference records linked by issuance number.
6. **CONTRACTORS — 6 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 — 20 since 2021:** Inspections 488 inspection events and 30K 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 48.27 — Training of miners assigned to a task in which they have had no previous experience; minimum courses of instruction.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.27
- **30 CFR 77.404 — Machinery and equipment; operation and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.404
- **30 CFR 77.1606 — Loading and haulage equipment; inspection and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606
- **30 CFR 75.202 — Protection from falls of roof, face and ribs.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.202
- **30 CFR 75.1731 — Maintenance of belt conveyors and belt conveyor entries.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1731
- **30 CFR 75.1725 — Machinery and equipment; operation and maintenance.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1725
- **30 CFR 77.800-2 — Testing, examination, and maintenance of circuit breakers; record.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-I/section-77.800-2
- **30 CFR 77.1104 — Accumulations of combustible materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104

## Source coverage

- **Accident, Injuries, and Illnesses:** 108 rows; 2005-10-19 through 2021-10-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2022-05-04 through 2022-05-04; source ID `msha-addresses`
- **Assessed Violations:** 1,970 rows; 2005-08-25 through 2022-04-01; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 495 rows; 2010-08-18 through 2023-04-12; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 5,794 rows; 2006-09-15 through 2021-03-30; source ID `msha-coal-dust-samples`
- **Conferences:** 93 rows; 2003-01-12 through 2020-06-04; source ID `msha-conferences`
- **Contested Violations:** 495 rows; 2009-04-07 through 2022-04-01; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 996 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 235 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 2004-03-08 through 2019-02-11; source ID `msha-controller-operator-history`
- **Inspections:** 488 rows; 2005-08-25 through 2024-02-27; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 195 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 51 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 353 rows; 2006-09-15 through 2020-12-10; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 215 rows; 2007-06-18 through 2021-03-01; source ID `msha-quartz-samples`
- **Violations:** 1,993 rows; 2005-08-25 through 2022-04-01; 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/buckingham-mine-3304526`
- JSON: `/api/v1/mines/buckingham-mine-3304526`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3304526/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3304526/relationships`
- MCP resource: `mine://3304526/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`