Mining Incidents
Search Operators Mines Alerts Research Controllers Fatalgrams About
English Español
← All controllers

Riverstone Group controller

MSHA controller ID: M00233

Watch this controller

Email me when a new MSHA incident is filed at any mine Riverstone Group controls.

Fatalities
3
Total incidents
983
Mines on record
46
Years on record
1983–2026
Compliance record
MSHA citations since 2000
2,136
citations
296
significant & substantial
$595,421
proposed penalties
$340,426
paid to date
57% of proposed penalties paid to date, a $254,995 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
1,698
inspections on record
26,772
inspection hours
8.0
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.
2,136 citations across 26,772 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.
$594K
proposed penalties
$535K
current assessed
$340K
paid to date
$195K
outstanding
2,093 assessments are final orders; 116 contested dockets.
As of the most recent assessment on 2026-05-27.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
10
2025
15
2024
11
2023
13 (1f)
2022
22
2021
10
2020
8
2019
6
2018
2
2017
9
2016
11
2015
9
2014
8
2013
9
2012
15
2011
16
2010
13
2009
19
2008
16
2007
19
2006
11
2005
18
2004
15
2003
27
2002
24
2001
28
2000
21
1999
29
1998
30
1997
38
1996
28 (1f)
1995
41
1994
41
1993
29
1992
38
1991
58 (1f)
1990
41
1989
49
1988
37
1987
32
1986
28
1985
26
1984
31
1983
22

Operators under this controller

Mines on record

Fatalities under this controller

3 recorded
May 22, 2023 MO · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver Fatality · POWERED HAULAGE
Central Stone Company · Struck against a moving object

Employee received fatal injuries while operating haul truck which over-turned backwards off a stockpile.

July 8, 1996 IL · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech Fatality · POWERED HAULAGE
Central Stone Company · Caught in, under or between a moving and a stationary object

EMPLOYEE WAS PINNED BY TRUCK AGAINST SHOP WALL.

September 19, 1991 MO · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator Fatality · POWERED HAULAGE
Central Stone Company · Caught in, under or between a moving and a stationary object

EMPLOYEE REACHED FOR A JUG OF OIL WHILE RIDING IN CAB OF END LOADER, LOST HIS BALANCED AND TUMBLED OUT, FALLING FACE DOWN. TIRE OF END LOADER RAN OVER HIS ABDOMEN.

For insurers, brokers, and safety consultants

The full compliance file on Riverstone Group

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.

Get the report ($149) See a sample report Monitor a whole book of operators, $99/mo