# Comstock Mining LLC

- **MSHA mine ID:** 2601871
- **Status:** Abandoned
- **Type / commodity:** Surface / Gold Ore
- **Location:** Storey, NV
- **Operator:** Comstock Mining LLC
- **Controller:** Comstock Mining Inc
- **Public source rows linked:** 2,342
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Comstock Mining Inc (0042677) → Comstock Mining LLC (L18005) → Comstock Mining LLC (2601871)**

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

## Controller and operator valid-time history

- **Moore Irving → Alta Exploration Inc:** 1983-10-01 through 1989-04-02; derived from co-tenure at mine 2601871; source `msha-controller-operator-history`.
- **Jolcover Scott → Oliver Hills Mining Company Inc:** 1989-04-03 through 1993-03-22; derived from co-tenure at mine 2601871; source `msha-controller-operator-history`.
- **B M R Gold Corp & Rea Gold Corp → South Comstock Joint Venture:** 1993-03-23 through 2000-07-31; derived from co-tenure at mine 2601871; source `msha-controller-operator-history`.
- **Brockbank W Hughes → The Plum Mining Company LLC:** 2000-08-01 through 2003-10-31; derived from co-tenure at mine 2601871; source `msha-controller-operator-history`.
- **Comstock Mining Inc → The Plum Mining Company LLC:** 2003-11-01 through 2012-03-13; derived from co-tenure at mine 2601871; source `msha-controller-operator-history`.
- **Corrado  De Gasperis → Comstock Mining Inc:** 2012-03-14 through 2012-07-29; derived from co-tenure at mine 2601871; source `msha-controller-operator-history`.
- **Comstock Mining Inc → Comstock Mining LLC:** 2012-07-30 through current/open; derived from co-tenure at mine 2601871; source `msha-controller-operator-history`.
- **Brockbank W Hughes → Comstock Mining LLC:** 2012-07-30 through 2003-10-31; derived from co-tenure at mine 2601871; source `msha-controller-operator-history`.

- History rows: 8
- Typed edges: 20
- Interval anomalies: 1
- 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 16 historical accident/injury rows; 0 coded fatalities and 375 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 150 violation rows across the full record; 41 carry an S&S flag and $37,550 appears in current assessed amounts.
3. **HEALTH — 5 samples:** Occupational health samples 5 personal. 1 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 4K employee hours and 11 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 7 linked rows:** Contests, conferences and decisions 3 contested-violation rows, 3 civil-penalty docket/decision rows, and 1 conference records linked by issuance number.
6. **CONTRACTORS — 14 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 47 inspection events and 842 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 56.12017 — Work on power circuits.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12017
- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **30 CFR 48.23 — Training plans; time of submission; where filed; information required; time for approval; method for disapproval; commencement of training; approval of instructors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.23
- **30 CFR 41.12 — Changes; notification by operator.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.12
- **30 CFR 56.11002 — Handrails and toeboards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11002
- **30 CFR 56.16001 — Stacking and storage of materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16001
- **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 56.16006 — Protection of gas cylinder valves.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16006
- **30 CFR 56.4601 — Oxygen cylinder storage.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4601
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 56.14115 — Stationary grinding machines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14115
- **30 CFR 56.12019 — Access to stationary electrical equipment or switchgear.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12019

## Source coverage

- **Accident, Injuries, and Illnesses:** 16 rows; 2004-06-24 through 2016-03-01; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2018-04-01 through 2018-04-01; source ID `msha-addresses`
- **Assessed Violations:** 145 rows; 2004-07-22 through 2018-02-27; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 3 rows; 2014-05-21 through 2014-08-20; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2013-12-10 through 2013-12-10; source ID `msha-conferences`
- **Contested Violations:** 3 rows; 2013-11-17 through 2013-11-18; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 1,484 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 331 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 8 rows; 1983-10-01 through 2012-07-30; source ID `msha-controller-operator-history`
- **Inspections:** 47 rows; 2002-05-09 through 2018-02-27; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 113 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 34 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:** 5 rows; 2006-08-29 through 2013-12-05; source ID `msha-personal-health-samples`
- **Violations:** 150 rows; 2004-07-21 through 2018-02-27; 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/comstock-mining-llc-2601871`
- JSON: `/api/v1/mines/comstock-mining-llc-2601871`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2601871/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2601871/relationships`
- MCP resource: `mine://2601871/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`