---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-25-000711"
form_type: "8-K"
ticker: "ARLP"
cik: "0001086600"
company_name: "ALLIANCE RESOURCE PARTNERS LP"
filed_at: "2025-02-07T23:59:59+00:00"
generated_at: "2026-05-27T00:48:04.289007+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# ARLP subsidiary receives MSHA imminent danger order at Hamilton Mine No. 1 for methane detection; order terminated

## Summary
- On Feb 3, 2025, MSHA issued a Section 107(a) order at Hamilton County Coal’s Mine No. 1 for alleged methane in tailgate and longwall areas.
- Equipment had been de-energized and ventilation corrections underway before the order; no miners were injured.
- Order has been terminated; Hamilton may seek judicial review of the order’s issuance.
- Incident isolated to one mine; no production impact disclosed in filing.

## SEC filing metadata
- accession: 0001558370-25-000711
- form_type: 8-K
- ticker: ARLP
- cik: 0001086600
- company_name: ALLIANCE RESOURCE PARTNERS LP
- filed_at: 2025-02-07T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 1.04, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1086600/000155837025000711/0001558370-25-000711-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1086600/000155837025000711/arlp-20250203x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-25-000711
- JSON: https://secwatch.observer/filing/0001558370-25-000711.json
- Plain text: https://secwatch.observer/filing/0001558370-25-000711.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.