# Spring Mountain Strip

- **MSHA mine ID:** 3610225
- **Status:** Abandoned
- **Type / commodity:** Surface / Coal (Anthracite)
- **Location:** Carbon, PA
- **Operator:** Atlantic Carbon Group, Inc.
- **Controller:** PT BUMA Internasional Grup Tbk
- **Public source rows linked:** 516
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**PT BUMA Internasional Grup Tbk (0186221) → Atlantic Carbon Group, Inc. (P22318) → Spring Mountain Strip (3610225)**

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

## Controller and operator valid-time history

- **Pen Carb Incorporated → Atlantic Carbon Group, Inc.:** 2017-12-13 through 2007-11-12; derived from co-tenure at mine 3610225; source `msha-controller-operator-history`.
- **Atlantic Carbon Group PLC → Atlantic Carbon Group, Inc.:** 2017-12-13 through 2020-07-16; derived from co-tenure at mine 3610225; source `msha-controller-operator-history`.
- **Bell Denis Inc → Atlantic Carbon Group, Inc.:** 2017-12-13 through 2003-04-30; derived from co-tenure at mine 3610225; source `msha-controller-operator-history`.
- **ACG Holdco LLC → Atlantic Carbon Group, Inc.:** 2020-07-17 through 2024-06-25; derived from co-tenure at mine 3610225; source `msha-controller-operator-history`.
- **PT BUMA Internasional Grup Tbk → Atlantic Carbon Group, Inc.:** 2024-06-26 through current/open; derived from co-tenure at mine 3610225; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 11
- Interval anomalies: 2
- 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 — 6 since 2021:** Accidents and injuries 9 historical accident/injury rows; 0 coded fatalities and 30 lost days across the published record.
2. **COMPLIANCE — 59 since 2021:** Violations and penalties 71 violation rows across the full record; 20 carry an S&S flag and $21,273 appears in current assessed amounts.
3. **HEALTH — 226 samples:** Occupational health samples 161 coal dust; 21 coal quartz; 44 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 0 employee hours and 0 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 2 linked rows:** Contests, conferences and decisions 1 contested-violation rows, 1 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 — 24 since 2021:** Inspections 35 inspection events and 1K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 318,818 short tons
- **Labor hours:** 53,863
- **Average employees:** 24
- **Coal supply region:** Appalachia Northern
- **Union code:** Not published
- **Published rows under this MSHA ID:** 1

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 77.1606 — Loading and haulage equipment; inspection and maintenance.** (5 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606
- **30 CFR 77.1605 — Loading and haulage equipment; installations.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605
- **30 CFR 77.1110 — Examination and maintenance of firefighting equipment.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110
- **30 CFR 77.1608 — Dumping facilities.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1608
- **30 CFR 77.1004 — Ground control; inspection and maintenance; general.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-K/section-77.1004
- **30 CFR 77.1713 — Daily inspection of surface coal mine; certified person; reports of inspection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1713

## Source coverage

- **Accident, Injuries, and Illnesses:** 9 rows; 2018-11-03 through 2024-02-29; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2025-09-04 through 2025-09-04; source ID `msha-addresses`
- **Assessed Violations:** 70 rows; 2018-07-31 through 2024-07-22; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 1 rows; 2024-10-15 through 2024-10-15; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 161 rows; 2018-08-06 through 2024-07-22; source ID `msha-coal-dust-samples`
- **Contested Violations:** 1 rows; 2023-10-31 through 2023-10-31; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 48 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:** 5 rows; 2017-12-13 through 2017-12-13; source ID `msha-controller-operator-history`
- **Inspections:** 35 rows; 2018-07-27 through 2024-07-01; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 28 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 7 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 44 rows; 2018-07-31 through 2024-07-22; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 21 rows; 2018-08-06 through 2023-11-20; source ID `msha-quartz-samples`
- **Violations:** 71 rows; 2018-07-31 through 2024-07-22; 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/spring-mountain-strip-3610225`
- JSON: `/api/v1/mines/spring-mountain-strip-3610225`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3610225/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3610225/relationships`
- MCP resource: `mine://3610225/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`