# Shannon Mine No. 3

- **MSHA mine ID:** 0103523
- **Status:** NonProducing
- **Type / commodity:** Surface / Coal (Bituminous)
- **Location:** Jefferson, AL
- **Operator:** RJR Mining Company, Inc.
- **Controller:** Otis R  Robison Jr
- **Public source rows linked:** 901
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-18T09:31:49.615Z

## Current entity hierarchy

**Otis R  Robison Jr (C05142) → RJR Mining Company, Inc. (P21428) → Shannon Mine No. 3 (0103523)**

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

## Controller and operator valid-time history

- **Blossom  Nelson et al → RJR Mining Company, Inc.:** 2018-07-06 through 2019-10-14; derived from co-tenure at mine 0103523; source `msha-controller-operator-history`.
- **Randy C  Johnson et al → RJR Mining Company, Inc.:** 2018-07-06 through 2019-10-14; derived from co-tenure at mine 0103523; source `msha-controller-operator-history`.
- **Otis R Robison Jr et al → RJR Mining Company, Inc.:** 2019-10-15 through 2020-02-17; derived from co-tenure at mine 0103523; source `msha-controller-operator-history`.
- **Melvin  Bailey et al → RJR Mining Company, Inc.:** 2019-10-15 through 2020-02-17; derived from co-tenure at mine 0103523; source `msha-controller-operator-history`.
- **Randy  Johnson et al → RJR Mining Company, Inc.:** 2019-10-15 through 2020-02-17; derived from co-tenure at mine 0103523; source `msha-controller-operator-history`.
- **Melvin  Bailey et al → RJR Mining Company, Inc.:** 2020-02-18 through 2020-07-21; derived from co-tenure at mine 0103523; source `msha-controller-operator-history`.
- **Otis R Robison Jr. et al → RJR Mining Company, Inc.:** 2020-02-18 through 2020-07-21; derived from co-tenure at mine 0103523; source `msha-controller-operator-history`.
- **Otis R  Robison Jr → RJR Mining Company, Inc.:** 2020-07-22 through current/open; derived from co-tenure at mine 0103523; source `msha-controller-operator-history`.

- History rows: 8
- Typed edges: 13
- 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: 2026-10-18T09:31:49.615908+00:00.

## Assessment signals

1. **SAFETY — 4 since 2021:** Accidents and injuries 4 historical accident/injury rows; 0 coded fatalities and 79 lost days across the published record.
2. **COMPLIANCE — 52 since 2021:** Violations and penalties 63 violation rows across the full record; 19 carry an S&S flag and $26,372 appears in current assessed amounts.
3. **HEALTH — 538 samples:** Occupational health samples 379 coal dust; 42 coal quartz; 117 noise. 0 personal-sample rows have a published C/E ratio above 1; 1 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 16K employee hours and 27 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 6 linked rows:** Contests, conferences and decisions 2 contested-violation rows, 2 civil-penalty docket/decision rows, and 2 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 — 34 since 2021:** Inspections 45 inspection events and 1K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 234,625 short tons
- **Labor hours:** 151,432
- **Average employees:** 66
- **Coal supply region:** Appalachia Southern
- **Union code:** Not published
- **Published rows under this MSHA ID:** 1

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 71.206 — Quarterly sampling; designated work positions.** (5 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.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410
- **30 CFR 71.501 — Sanitary toilet facilities; maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-F/section-71.501
- **30 CFR 77.1710 — Protective clothing; requirements.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1710
- **30 CFR 77.1104 — Accumulations of combustible materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104

## Source coverage

- **Accident, Injuries, and Illnesses:** 4 rows; 2021-01-28 through 2025-08-13; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2026-10-07 through 2026-10-07; source ID `msha-addresses`
- **Assessed Violations:** 63 rows; 2019-02-25 through 2025-12-10; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 2 rows; 2022-06-09 through 2022-06-09; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 379 rows; 2018-09-17 through 2025-12-26; source ID `msha-coal-dust-samples`
- **Conferences:** 2 rows; 2023-05-03 through 2023-05-03; source ID `msha-conferences`
- **Contested Violations:** 2 rows; 2021-12-01 through 2021-12-02; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 80 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 20 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 8 rows; 2018-07-06 through 2018-07-06; source ID `msha-controller-operator-history`
- **Inspections:** 45 rows; 2018-09-10 through 2026-09-04; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 62 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 10 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 117 rows; 2018-09-24 through 2025-11-05; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 42 rows; 2018-09-24 through 2025-11-05; source ID `msha-quartz-samples`
- **Violations:** 63 rows; 2019-02-25 through 2025-12-10; 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/shannon-mine-no-3-0103523`
- JSON: `/api/v1/mines/shannon-mine-no-3-0103523`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0103523/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0103523/relationships`
- MCP resource: `mine://0103523/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`