# Eagle Hill Strip

- **MSHA mine ID:** 3605518
- **Status:** Temporarily Idled
- **Type / commodity:** Surface / Coal (Anthracite)
- **Location:** Schuylkill, PA
- **Operator:** Joseph Kuperavage Coal Company
- **Controller:** Estate of Joseph A Kuperavage Sr; Robert T  Kuperavage
- **Public source rows linked:** 698
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Estate of Joseph A Kuperavage Sr; Robert T  Kuperavage (0165921) → Joseph Kuperavage Coal Company (P13380) → Eagle Hill Strip (3605518)**

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

## Controller and operator valid-time history

- **Joseph  Kuperavage et al → Joseph Kuperavage Coal Company:** 1950-01-01 through 2021-05-23; derived from co-tenure at mine 3605518; source `msha-controller-operator-history`.
- **Robert  Kuperavage et al → Joseph Kuperavage Coal Company:** 1950-01-01 through 2021-05-23; derived from co-tenure at mine 3605518; source `msha-controller-operator-history`.
- **Robert T  Kuperavage et al → Joseph Kuperavage Coal Company:** 2021-05-24 through current/open; derived from co-tenure at mine 3605518; source `msha-controller-operator-history`.
- **Estate of Joseph A Kuperavage Sr et al → Joseph Kuperavage Coal Company:** 2021-05-24 through current/open; derived from co-tenure at mine 3605518; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 7
- 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 3 historical accident/injury rows; 0 coded fatalities and 236 lost days across the published record.
2. **COMPLIANCE — 1 since 2021:** Violations and penalties 32 violation rows across the full record; 3 carry an S&S flag and $3,166 appears in current assessed amounts.
3. **HEALTH — 156 samples:** Occupational health samples 107 coal dust; 49 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 — 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 — 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 — 6 since 2021:** Inspections 76 inspection events and 2K 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 47.44 — Temporary, portable containers.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.44
- **30 CFR 77.1713 — Daily inspection of surface coal mine; certified person; reports of inspection.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1713
- **30 CFR 77.1110 — Examination and maintenance of firefighting equipment.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110
- **30 CFR 71.206 — Quarterly sampling; designated work positions.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-C/section-71.206
- **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 77.1605 — Loading and haulage equipment; installations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605

## Source coverage

- **Accident, Injuries, and Illnesses:** 3 rows; 2000-01-11 through 2011-07-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2023-01-06 through 2023-01-06; source ID `msha-addresses`
- **Assessed Violations:** 32 rows; 2000-12-04 through 2022-05-03; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 107 rows; 2000-01-19 through 2022-12-06; source ID `msha-coal-dust-samples`
- **Conferences:** 1 rows; 2001-01-09 through 2001-01-09; source ID `msha-conferences`
- **Contractor Employment and Production — Quarterly:** 213 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 50 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 1950-01-01 through 1950-01-01; source ID `msha-controller-operator-history`
- **Inspections:** 76 rows; 2000-03-15 through 2025-09-29; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 106 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 23 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 49 rows; 2000-05-23 through 2022-05-04; source ID `msha-noise-samples`
- **Violations:** 32 rows; 2000-12-04 through 2022-05-03; 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/eagle-hill-strip-3605518`
- JSON: `/api/v1/mines/eagle-hill-strip-3605518`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3605518/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3605518/relationships`
- MCP resource: `mine://3605518/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`