# Wampum Quarry

- **MSHA mine ID:** 3609592
- **Status:** Abandoned
- **Type / commodity:** Underground / Crushed, Broken Limestone NEC
- **Location:** Lawrence, PA
- **Operator:** Shenango Limestone and Storage Company, LLC
- **Controller:** Jeremy W Mackall; Denise J Mackall; William T Mackall
- **Public source rows linked:** 1,314
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Jeremy W Mackall; Denise J Mackall; William T Mackall (0158981) → Shenango Limestone and Storage Company, LLC (0174013) → Wampum Quarry (3609592)**

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

## Controller and operator valid-time history

- **Cemex S A → Cemex Incorporated:** 2008-06-27 through 2026-09-07; derived from co-tenure at mine 3609592; source `msha-controller-operator-history`.
- **Jeremy W Mackall et al → Shenango Limestone and Storage Company, LLC:** 2026-09-08 through current/open; derived from co-tenure at mine 3609592; source `msha-controller-operator-history`.
- **William T Mackall et al → Shenango Limestone and Storage Company, LLC:** 2026-09-08 through current/open; derived from co-tenure at mine 3609592; source `msha-controller-operator-history`.
- **Denise J Mackall et al → Shenango Limestone and Storage Company, LLC:** 2026-09-08 through current/open; derived from co-tenure at mine 3609592; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 8
- 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 125 violation rows across the full record; 31 carry an S&S flag and $71,126 appears in current assessed amounts.
3. **HEALTH — 27 samples:** Occupational health samples 27 personal. 4 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 11K employee hours and 25 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 82 linked rows:** Contests, conferences and decisions 36 contested-violation rows, 36 civil-penalty docket/decision rows, and 10 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 — 0 since 2021:** Inspections 13 inspection events and 651 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 57.4360 — Underground alarm systems.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-C/section-57.4360
- **30 CFR 57.3200 — Correction of hazardous conditions.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-B/section-57.3200
- **30 CFR 57.17001 — Illumination of surface working areas.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-P/section-57.17001
- **30 CFR 57.11002 — Handrails and toeboards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11002
- **30 CFR 57.9101 — Operating speeds and control of equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-H/section-57.9101
- **30 CFR 57.11017 — Inclined fixed ladders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11017
- **30 CFR 57.12032 — Inspection and cover plates.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12032
- **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
- **30 CFR 57.9300 — Berms or guardrails.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-H/section-57.9300
- **30 CFR 57.16005 — Securing gas cylinders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-O/section-57.16005
- **30 CFR 57.11001 — Safe access.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11001

## Source coverage

- **Addresses of Record:** 1 rows; 2010-03-31 through 2010-03-31; source ID `msha-addresses`
- **Assessed Violations:** 125 rows; 2008-07-14 through 2010-02-03; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 36 rows; 2010-04-05 through 2011-01-21; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 10 rows; 2009-03-12 through 2009-06-10; source ID `msha-conferences`
- **Contested Violations:** 36 rows; 2008-07-14 through 2009-11-24; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 744 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 159 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 2008-06-27 through 2026-09-08; source ID `msha-controller-operator-history`
- **Inspections:** 13 rows; 2008-07-14 through 2010-01-26; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 24 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 9 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Metal and Nonmetal Personal Health Samples:** 27 rows; 2009-05-20 through 2009-08-06; source ID `msha-personal-health-samples`
- **Violations:** 125 rows; 2008-07-14 through 2010-02-03; 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/wampum-quarry-3609592`
- JSON: `/api/v1/mines/wampum-quarry-3609592`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3609592/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3609592/relationships`
- MCP resource: `mine://3609592/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`