# Summit Mine Site

- **MSHA mine ID:** 2902356
- **Status:** NonProducing
- **Type / commodity:** Underground / Gold Ore
- **Location:** Grant, NM
- **Operator:** HD Mining LLC
- **Controller:** Garret  Schofield; Nathaniel  Todeschi; Clint  Schofield
- **Public source rows linked:** 832
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Garret  Schofield; Nathaniel  Todeschi; Clint  Schofield (0200760) → HD Mining LLC (0209713) → Summit Mine Site (2902356)**

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

## Controller and operator valid-time history

- **Santa Fe Gold Corporation → Lordsburg Mining Company:** 2008-02-28 through 2016-03-31; derived from co-tenure at mine 2902356; source `msha-controller-operator-history`.
- **Waterton Global Resource Management Cayman Corp → Pyramid Peak Mining, LLC:** 2016-04-01 through 2021-05-18; derived from co-tenure at mine 2902356; source `msha-controller-operator-history`.
- **Golconda Gold Ltd → Summit Gold Corporation:** 2021-05-19 through 2026-05-28; derived from co-tenure at mine 2902356; source `msha-controller-operator-history`.
- **Nathaniel  Todeschi et al → HD Mining LLC:** 2026-05-29 through current/open; derived from co-tenure at mine 2902356; source `msha-controller-operator-history`.
- **Garret  Schofield et al → HD Mining LLC:** 2026-05-29 through current/open; derived from co-tenure at mine 2902356; source `msha-controller-operator-history`.
- **Clint  Schofield et al → HD Mining LLC:** 2026-05-29 through current/open; derived from co-tenure at mine 2902356; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 14
- 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 20 historical accident/injury rows; 0 coded fatalities and 489 lost days across the published record.
2. **COMPLIANCE — 4 since 2021:** Violations and penalties 180 violation rows across the full record; 79 carry an S&S flag and $37,586 appears in current assessed amounts.
3. **HEALTH — 173 samples:** Occupational health samples 173 personal. 32 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 1 employee hours and 1 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 66 linked rows:** Contests, conferences and decisions 33 contested-violation rows, 33 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 1 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 — 1 since 2021:** Inspections 60 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 57.12018 — Identification of power switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12018
- **30 CFR 57.14213 — Ventilation and shielding for welding.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14213
- **30 CFR 57.3200 — Correction of hazardous conditions.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-B/section-57.3200
- **30 CFR 57.20021 — Abandoned mine openings.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-S/section-57.20021
- **30 CFR 57.11001 — Safe access.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11001
- **30 CFR 57.12032 — Inspection and cover plates.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12032
- **30 CFR 57.20011 — Barricades and warning signs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-S/section-57.20011
- **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:** 20 rows; 2009-06-04 through 2013-07-17; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2026-07-14 through 2026-07-14; source ID `msha-addresses`
- **Assessed Violations:** 165 rows; 2009-02-24 through 2016-03-16; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 33 rows; 2011-08-10 through 2014-08-06; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 33 rows; 2010-01-04 through 2013-10-22; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 46 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 13 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 6 rows; 2008-02-28 through 2026-05-29; source ID `msha-controller-operator-history`
- **Inspections:** 60 rows; 2008-06-17 through 2026-09-15; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 79 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 22 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:** 173 rows; 2009-04-15 through 2013-10-29; source ID `msha-personal-health-samples`
- **Violations:** 180 rows; 2009-02-24 through 2026-09-22; 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/summit-mine-site-2902356`
- JSON: `/api/v1/mines/summit-mine-site-2902356`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2902356/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2902356/relationships`
- MCP resource: `mine://2902356/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`