# Ridge #2

- **MSHA mine ID:** 3608811
- **Status:** Abandoned
- **Type / commodity:** Surface / Coal (Bituminous)
- **Location:** Somerset, PA
- **Operator:** Ridge Energy Company Inc
- **Controller:** Brenda L  Krevel
- **Public source rows linked:** 724
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Brenda L  Krevel (C15373) → Ridge Energy Company Inc (P23383) → Ridge #2 (3608811)**

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

## Controller and operator valid-time history

- **Brenda L  Krevel → Ridge Energy Company Inc:** 1999-09-01 through current/open; derived from co-tenure at mine 3608811; 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 1 historical accident/injury rows; 0 coded fatalities and 104 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 61 violation rows across the full record; 22 carry an S&S flag and $5,892 appears in current assessed amounts.
3. **HEALTH — 194 samples:** Occupational health samples 129 coal dust; 1 coal quartz; 64 noise. 0 personal-sample rows have a published C/E ratio above 1; 4 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 — 3 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 3 conference records linked by issuance number.
6. **CONTRACTORS — 4 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 57 inspection events and 1K 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 77.400 — Mechanical equipment guards.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.400
- **30 CFR 77.1104 — Accumulations of combustible materials.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104
- **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 77.1606 — 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 50.20 — Preparation and submission of MSHA Report Form 7000-1—Mine Accident, Injury, and Illness Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20
- **30 CFR 77.215-1 — Refuse piles; identification.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.215-1
- **30 CFR 77.1109 — Quantity and location of firefighting equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1109
- **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 47.41 — Requirement for container labels.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.41

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2014-02-03 through 2014-02-03; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2025-03-20 through 2025-03-20; source ID `msha-addresses`
- **Assessed Violations:** 60 rows; 2001-03-07 through 2015-10-06; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 129 rows; 2001-03-08 through 2016-02-18; source ID `msha-coal-dust-samples`
- **Conferences:** 3 rows; 2013-03-11 through 2013-03-11; source ID `msha-conferences`
- **Contractor Employment and Production — Quarterly:** 222 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 22 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 1999-09-01 through 1999-09-01; source ID `msha-controller-operator-history`
- **Inspections:** 57 rows; 2001-03-07 through 2016-04-01; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 89 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 12 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 64 rows; 2001-08-15 through 2015-10-14; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 1 rows; 2014-10-02 through 2014-10-02; source ID `msha-quartz-samples`
- **Violations:** 61 rows; 2001-03-07 through 2015-10-06; 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/ridge-2-3608811`
- JSON: `/api/v1/mines/ridge-2-3608811`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3608811/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3608811/relationships`
- MCP resource: `mine://3608811/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`