# Buckingham Mine

- **MSHA mine ID:** 3304389
- **Status:** Abandoned
- **Type / commodity:** Facility / Coal (Bituminous)
- **Location:** Athens, OH
- **Operator:** CCU Coal and Construction LLC
- **Controller:** Charles C  Ungurean
- **Public source rows linked:** 2,162
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Charles C  Ungurean (C04381) → CCU Coal and Construction LLC (0161793) → Buckingham Mine (3304389)**

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:** 1997-01-01 through 2014-12-31; derived from co-tenure at mine 3304389; source `msha-controller-operator-history`.
- **Westmoreland Coal Company → Buckingham Coal Company:** 2015-01-01 through 2019-02-10; derived from co-tenure at mine 3304389; 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 3304389; 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 — 0 since 2021:** Accidents and injuries 61 historical accident/injury rows; 0 coded fatalities and 543 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 136 violation rows across the full record; 46 carry an S&S flag and $14,677 appears in current assessed amounts.
3. **HEALTH — 954 samples:** Occupational health samples 809 coal dust; 65 coal quartz; 80 noise. 0 personal-sample rows have a published C/E ratio above 1; 7 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 0 employee hours and 0 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 0 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 2 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 — 0 since 2021:** Inspections 122 inspection events and 6K 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 71.500 — Sanitary toilet facilities at surface work sites; installation requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-F/section-71.500
- **30 CFR 77.1110 — Examination and maintenance of firefighting equipment.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110
- **30 CFR 77.502 — Electric equipment; examination, testing, and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502
- **30 CFR 77.410 — Mobile equipment; automatic warning devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410
- **30 CFR 77.513 — Insulating mats at power switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.513
- **30 CFR 77.1104 — Accumulations of combustible materials.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104
- **30 CFR 77.404 — Machinery and equipment; operation and maintenance.** (2 retained recent rows) — 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

## Source coverage

- **Accident, Injuries, and Illnesses:** 61 rows; 2000-07-07 through 2007-03-28; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2020-09-25 through 2020-09-25; source ID `msha-addresses`
- **Assessed Violations:** 135 rows; 2000-06-28 through 2020-06-10; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 809 rows; 2000-06-05 through 2014-06-25; source ID `msha-coal-dust-samples`
- **Contractor Employment and Production — Quarterly:** 401 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 96 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1997-01-01 through 2019-02-11; source ID `msha-controller-operator-history`
- **Inspections:** 122 rows; 2000-04-17 through 2020-06-09; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 218 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 34 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 80 rows; 2000-07-11 through 2014-06-11; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 65 rows; 2000-07-11 through 2007-03-19; source ID `msha-quartz-samples`
- **Violations:** 136 rows; 2000-06-28 through 2020-06-10; 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/buckingham-mine-3304389`
- JSON: `/api/v1/mines/buckingham-mine-3304389`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3304389/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3304389/relationships`
- MCP resource: `mine://3304389/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`