# Johnson #1

- **MSHA mine ID:** 3608417
- **Status:** Abandoned
- **Type / commodity:** Surface / Coal (Bituminous)
- **Location:** Clearfield, PA
- **Operator:** Johnson Brothers Coal Company Inc
- **Controller:** Leslie P  Johnson
- **Public source rows linked:** 519
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Leslie P  Johnson (C14912) → Johnson Brothers Coal Company Inc (P22478) → Johnson #1 (3608417)**

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

## Controller and operator valid-time history

- **Leslie P  Johnson → Johnson Brothers Coal Company Inc:** 1993-06-01 through current/open; derived from co-tenure at mine 3608417; source `msha-controller-operator-history`.

- History rows: 1
- Typed edges: 3
- 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 20 violation rows across the full record; 13 carry an S&S flag and $2,559 appears in current assessed amounts.
3. **HEALTH — 58 samples:** Occupational health samples 37 coal dust; 5 coal quartz; 16 noise. 0 personal-sample rows have a published C/E ratio above 1; 2 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 0 employee hours and 0 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 1 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 1 conference records linked by issuance number.
6. **CONTRACTORS — 3 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 43 inspection events and 445 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 77.410 — Mobile equipment; automatic warning devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410
- **30 CFR 48.28 — Annual refresher training of miners; minimum courses of instruction; hours of instruction.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.28
- **30 CFR 77.1707 — First aid equipment; location; minimum requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1707
- **30 CFR 77.1600 — Loading and haulage; general.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1600
- **30 CFR 77.1000 — Highwalls, pits and spoil banks; plans.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-K/section-77.1000
- **30 CFR 77.1000-1 — Filing of plan.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-K/section-77.1000-1
- **30 CFR 77.1710 — Protective clothing; requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1710
- **30 CFR 77.1503 — Augering equipment; overhead protection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-P/section-77.1503

## Source coverage

- **Addresses of Record:** 1 rows; 2009-04-10 through 2009-04-10; source ID `msha-addresses`
- **Assessed Violations:** 20 rows; 2000-01-12 through 2006-01-11; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 37 rows; 2000-03-21 through 2005-06-21; source ID `msha-coal-dust-samples`
- **Conferences:** 1 rows; 2002-05-07 through 2002-05-07; source ID `msha-conferences`
- **Contractor Employment and Production — Quarterly:** 274 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 69 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 1993-06-01 through 1993-06-01; source ID `msha-controller-operator-history`
- **Inspections:** 43 rows; 2000-01-12 through 2009-03-19; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 25 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 6 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 16 rows; 2000-03-21 through 2005-06-21; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 5 rows; 2000-03-21 through 2005-06-21; source ID `msha-quartz-samples`
- **Violations:** 20 rows; 2000-01-12 through 2006-01-11; 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/johnson-1-3608417`
- JSON: `/api/v1/mines/johnson-1-3608417`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3608417/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3608417/relationships`
- MCP resource: `mine://3608417/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`