# Carbon Mine

- **MSHA mine ID:** 3609583
- **Status:** Abandoned
- **Type / commodity:** Surface / Coal (Bituminous)
- **Location:** Clearfield, PA
- **Operator:** Northern Son Inc
- **Controller:** Franklin S  Schall
- **Public source rows linked:** 564
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Franklin S  Schall (0040924) → Northern Son Inc (0050565) → Carbon Mine (3609583)**

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

## Controller and operator valid-time history

- **Franklin S  Schall → Northern Son Inc:** 2008-01-23 through current/open; derived from co-tenure at mine 3609583; 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 — 0 since 2021:** Violations and penalties 19 violation rows across the full record; 12 carry an S&S flag and $3,721 appears in current assessed amounts.
3. **HEALTH — 50 samples:** Occupational health samples 29 coal dust; 2 coal quartz; 19 noise. 0 personal-sample rows have a published C/E ratio above 1; 5 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 — 8 linked rows:** Contests, conferences and decisions 4 contested-violation rows, 4 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 1 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 274 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 77.1606 — Loading and haulage equipment; inspection and maintenance.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606
- **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 77.404 — 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 41.12 — Changes; notification by operator.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.12
- **30 CFR 77.410 — Mobile equipment; automatic warning devices.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410
- **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 48.26 — Experienced miner training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.26
- **30 CFR 62.130 — Permissible exposure level.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-M/part-62/section-62.130
- **30 CFR 48.29 — Records of training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.29

## Source coverage

- **Addresses of Record:** 1 rows; 2018-07-20 through 2018-07-20; source ID `msha-addresses`
- **Assessed Violations:** 19 rows; 2009-03-03 through 2010-10-06; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 4 rows; 2011-07-06 through 2012-04-04; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 29 rows; 2008-09-03 through 2011-10-05; source ID `msha-coal-dust-samples`
- **Contested Violations:** 4 rows; 2009-12-21 through 2010-08-10; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 352 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 80 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 2008-01-23 through 2008-01-23; source ID `msha-controller-operator-history`
- **Inspections:** 10 rows; 2008-08-26 through 2012-09-18; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 18 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 5 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 19 rows; 2008-08-27 through 2011-05-10; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 2 rows; 2011-05-10 through 2011-05-10; source ID `msha-quartz-samples`
- **Violations:** 19 rows; 2009-03-03 through 2010-10-06; 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/carbon-mine-3609583`
- JSON: `/api/v1/mines/carbon-mine-3609583`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3609583/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3609583/relationships`
- MCP resource: `mine://3609583/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`