# Somerville

- **MSHA mine ID:** 1202359
- **Status:** Abandoned
- **Type / commodity:** Facility / Coal (Bituminous)
- **Location:** Gibson, IN
- **Operator:** Gibson County Synfuel LLC.
- **Controller:** Carbontronics Synfuels Investors Lp
- **Public source rows linked:** 297
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Carbontronics Synfuels Investors Lp (C15841) → Gibson County Synfuel LLC. (0059883) → Somerville (1202359)**

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

## Controller and operator valid-time history

- **Carbontronics Synfuels Investors Lp → PC Kentucky Synthetic Fuel #3, LLC:** 2004-05-04 through 2004-11-16; derived from co-tenure at mine 1202359; source `msha-controller-operator-history`.
- **Carbontronics Synfuels Investors Lp → Gibson County Synfuel LLC.:** 2004-11-17 through current/open; derived from co-tenure at mine 1202359; 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: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 6 historical accident/injury rows; 0 coded fatalities and 8 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 10 violation rows across the full record; 2 carry an S&S flag and $624 appears in current assessed amounts.
3. **HEALTH — 13 samples:** Occupational health samples 8 coal dust; 5 noise. 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 7K employee hours and 17 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 1 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 1 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 — 0 since 2021:** Inspections 10 inspection events and 125 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 71.400 — Bathing facilities; change rooms; sanitary flush toilet facilities.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-E/section-71.400
- **30 CFR 77.505 — Cable fittings; suitability.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.505
- **30 CFR 77.1713 — Daily inspection of surface coal mine; certified person; reports of inspection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1713
- **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
- **30 CFR 77.400 — Mechanical equipment guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.400
- **30 CFR 77.504 — Electrical connections or splices; suitability.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.504
- **30 CFR 77.210 — Hoisting of materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.210
- **30 CFR 77.402 — Hand-held power tools; safety devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.402

## Source coverage

- **Accident, Injuries, and Illnesses:** 6 rows; 2004-06-23 through 2006-10-01; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2007-12-04 through 2007-12-04; source ID `msha-addresses`
- **Assessed Violations:** 10 rows; 2004-06-14 through 2006-08-22; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 8 rows; 2005-09-23 through 2006-03-29; source ID `msha-coal-dust-samples`
- **Conferences:** 1 rows; 2005-01-20 through 2005-01-20; source ID `msha-conferences`
- **Contractor Employment and Production — Quarterly:** 180 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:** 2 rows; 2004-05-04 through 2004-11-17; source ID `msha-controller-operator-history`
- **Inspections:** 10 rows; 2004-05-25 through 2007-03-12; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 28 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 8 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 5 rows; 2005-09-23 through 2005-09-29; source ID `msha-noise-samples`
- **Violations:** 10 rows; 2004-06-14 through 2006-08-22; 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/somerville-1202359`
- JSON: `/api/v1/mines/somerville-1202359`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1202359/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1202359/relationships`
- MCP resource: `mine://1202359/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`