# Coeur Wharf

- **MSHA mine ID:** 3901282
- **Status:** Active
- **Type / commodity:** Surface / Gold Ore
- **Location:** Lawrence, SD
- **Operator:** Wharf Resources (USA) Inc
- **Controller:** Coeur Mining, Inc.
- **Public source rows linked:** 7,968
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Coeur Mining, Inc. (M04598) → Wharf Resources (USA) Inc (L11916) → Coeur Wharf (3901282)**

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

## Controller and operator valid-time history

- **Goldcorp Inc → Wharf Resources (USA) Inc:** 1982-04-01 through 2015-02-23; derived from co-tenure at mine 3901282; source `msha-controller-operator-history`.
- **Coeur Mining, Inc. → Wharf Resources (USA) Inc:** 2015-02-24 through current/open; derived from co-tenure at mine 3901282; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 5
- 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 26 since 2021:** Accidents and injuries 130 historical accident/injury rows; 0 coded fatalities and 2,432 lost days across the published record.
2. **COMPLIANCE — 237 since 2021:** Violations and penalties 762 violation rows across the full record; 177 carry an S&S flag and $358,968 appears in current assessed amounts.
3. **HEALTH — 513 samples:** Occupational health samples 416 personal; 97 area. 18 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 71K employee hours and 145 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 74 linked rows:** Contests, conferences and decisions 25 contested-violation rows, 24 civil-penalty docket/decision rows, and 25 conference records linked by issuance number.
6. **CONTRACTORS — 39 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 — 53 since 2021:** Inspections 165 inspection events and 9K 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 50.20-7 — Criteria—MSHA Form 7000-1, Section D.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20-7
- **30 CFR 48.27 — Training of miners assigned to a task in which they have had no previous experience; minimum courses of instruction.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.27
- **30 CFR 56.11001 — Safe access.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **30 CFR 56.16001 — Stacking and storage of materials.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16001
- **30 CFR 56.20003 — Housekeeping.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **30 CFR 56.5001 — Exposure limits for airborne contaminants.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-D/section-56.5001
- **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 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101

## Source coverage

- **Accident, Injuries, and Illnesses:** 130 rows; 2000-03-19 through 2026-07-25; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2014-12-30 through 2014-12-30; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 97 rows; 2006-02-22 through 2025-02-03; source ID `msha-area-samples`
- **Assessed Violations:** 749 rows; 2000-07-18 through 2026-08-11; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 24 rows; 2001-11-26 through 2016-10-12; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 25 rows; 2000-12-28 through 2026-09-17; source ID `msha-conferences`
- **Contested Violations:** 25 rows; 2006-02-24 through 2026-04-07; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 4,413 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 1,041 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 1982-04-01 through 1982-04-01; source ID `msha-controller-operator-history`
- **Inspections:** 165 rows; 2000-01-13 through 2026-09-21; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 36 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 81 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:** 416 rows; 2001-05-23 through 2026-06-22; source ID `msha-personal-health-samples`
- **Violations:** 762 rows; 2000-07-18 through 2026-08-11; 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/coeur-wharf-3901282`
- JSON: `/api/v1/mines/coeur-wharf-3901282`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3901282/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3901282/relationships`
- MCP resource: `mine://3901282/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`