Mining Incidents

Westmoreland San Juan Mining LLC operator

MSHA operator ID: P15965
Fatalities
1
Total incidents
805
Mines on record
4
Years on record
1984–2026
Compliance record
MSHA citations since 2000
2,985
citations
594
significant & substantial
$2,007,123
proposed penalties
$1,685,014
paid to date
84% of proposed penalties paid to date, a $322,110 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
1,944
inspections on record
61,133
inspection hours
4.9
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
2,985 citations across 61,133 inspection hours.
Source: MSHA inspections data, updated weekly.
Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$2.0M
proposed penalties
$1.7M
current assessed
$1.7M
paid to date
$0
outstanding
2,897 assessments are final orders; 126 contested dockets.
As of the most recent assessment on 2025-10-22.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
1
2025
3
2024
1
2023
3
2022
10
2021
10
2020
6
2019
9
2018
8
2017
8
2016
22
2015
18
2014
30
2013
20
2012
23
2011
15
2010
13
2009
22
2008
37
2007
31 (1f)
2006
29
2005
37
2004
34
2003
49
2002
60
2001
28
2000
15
1999
23
1998
20
1997
13
1996
11
1995
13
1994
12
1993
8
1992
8
1991
20
1990
18
1989
22
1988
33
1987
34
1986
10
1985
11
1984
7

Mines on record

Fatalities under this operator

1 recorded
November 12, 2007 NM · Coal laborer, bull gang, parts runner, roustabout, roof trimmer/scaler Fatality · MACHINERY
Westmoreland San Juan Mining LLC · Struck by... (Not Elsewhere Classified)

Conveyor Belt broke free from feeder breaker and struck employee on his back, knocking him down.

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The full compliance file on Westmoreland San Juan Mining LLC

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.