# Skidmore Slope

- **MSHA mine ID:** 3608031
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Anthracite)
- **Location:** Schuylkill, PA
- **Operator:** Blackwood Mining
- **Controller:** Charles  Cress
- **Public source rows linked:** 251
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Charles  Cress (C04647) → Blackwood Mining (0074465) → Skidmore Slope (3608031)**

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

## Controller and operator valid-time history

- **Robert  Rhen → Rhen Coal Company:** 1988-08-01 through 2001-11-01; derived from co-tenure at mine 3608031; source `msha-controller-operator-history`.
- **Paul  Lazarchick → P D & A Coal Co.:** 2001-11-02 through 2002-01-31; derived from co-tenure at mine 3608031; source `msha-controller-operator-history`.
- **Albert R  Carl → P D & A Coal Co.:** 2001-11-02 through 2002-01-31; derived from co-tenure at mine 3608031; source `msha-controller-operator-history`.
- **Kevin L  Rittenbaugh et al → Rhen Coal Co.:** 2002-02-01 through 2003-08-05; derived from co-tenure at mine 3608031; source `msha-controller-operator-history`.
- **Jeremy C  Rittenbaugh et al → Rhen Coal Co.:** 2002-02-01 through 2003-08-05; derived from co-tenure at mine 3608031; source `msha-controller-operator-history`.
- **Robert E Bachman et al → Rhen Coal Co.:** 2003-08-06 through 2009-04-20; derived from co-tenure at mine 3608031; source `msha-controller-operator-history`.
- **Russell R  White et al → Blackwood Mining:** 2009-04-21 through 2009-04-20; derived from co-tenure at mine 3608031; source `msha-controller-operator-history`.
- **Charles J  Cress et al → Blackwood Mining:** 2009-04-21 through 2009-04-20; derived from co-tenure at mine 3608031; source `msha-controller-operator-history`.
- **Charles  Cress → Blackwood Mining:** 2009-04-21 through current/open; derived from co-tenure at mine 3608031; source `msha-controller-operator-history`.

- History rows: 9
- Typed edges: 20
- Interval anomalies: 2
- 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 5 violation rows across the full record; 1 carry an S&S flag and $410 appears in current assessed amounts.
3. **HEALTH — 105 samples:** Occupational health samples 98 coal dust; 1 coal quartz; 6 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 0 employee hours and 0 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 6 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 4 civil-penalty docket/decision rows, and 2 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 — 0 since 2021:** Inspections 58 inspection events and 790 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 75.1711 — Sealing of mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1711
- **30 CFR 75.1204 — Mine closure; filing of map with Secretary.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-M/section-75.1204
- **30 CFR 75.1434 — Retirement criteria.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-O/section-75.1434
- **30 CFR 75.381 — Escapeways; anthracite mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.381
- **30 CFR 75.1202-1 — Temporary notations, revisions, and supplements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-M/section-75.1202-1

## Source coverage

- **Addresses of Record:** 1 rows; 2013-12-04 through 2013-12-04; source ID `msha-addresses`
- **Assessed Violations:** 5 rows; 2000-09-25 through 2004-11-18; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 4 rows; 2001-03-02 through 2004-06-14; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 98 rows; 2000-02-21 through 2003-02-25; source ID `msha-coal-dust-samples`
- **Conferences:** 2 rows; 2000-10-11 through 2002-06-11; source ID `msha-conferences`
- **Controller and Operator History:** 9 rows; 1988-08-01 through 2009-04-21; source ID `msha-controller-operator-history`
- **Inspections:** 58 rows; 2000-01-26 through 2012-04-12; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 51 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 10 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 6 rows; 2000-02-28 through 2002-11-27; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 1 rows; 2002-06-06 through 2002-06-06; source ID `msha-quartz-samples`
- **Violations:** 5 rows; 2000-09-25 through 2004-11-18; 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/skidmore-slope-3608031`
- JSON: `/api/v1/mines/skidmore-slope-3608031`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3608031/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3608031/relationships`
- MCP resource: `mine://3608031/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`