Mining Incidents

MidAmerican Energy Holdings Company; IDACORPController

MSHA Controller ID: C00514
Fatalities
4
Total incidents
379
Mines on record
2
Years on record
2000–2026

Safety benchmark

Recorded fatalities relative to other controllers with a fatal MSHA history. Percentile is computed across the 590 controllers with at least one recorded fatality.

Fatality-count percentile
92th

More recorded fatalities than 92% of controllers on file.

Rank
#50of 590

Position when controllers are sorted by recorded fatalities.

Vs industry mean
2.0×

Industry mean: 2.0 fatalities per fatal-history controller.

This controller
4
Industry mean
2
Industry median
1
Peers at similar incident volume

Methodology: percentile and rank computed across MSHA controllers with at least one recorded fatality. Industry mean is the average across that same population. Peers are sampled by closest total-incident count, regardless of fatality outcome.

Top causes

  • MACHINERY2 fatalities · 29 non-fatal
  • SLIP OR FALL OF PERSON1 fatality · 83 non-fatal
  • FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL1 fatality · 4 non-fatal
  • HANDLING OF MATERIALS117 non-fatal
  • FALL OF ROOF OR BACK50 non-fatal
  • HANDTOOLS (NONPOWERED)36 non-fatal

Incident timeline

2026
1
2025
4
2023
3
2022
3
2021
6
2020
9
2019
6
2018
5
2017
13 (1f)
2016
20
2015
25
2014
32
2013
31 (1f)
2012
21
2011
20
2010
19
2009
18
2008
14
2007
27
2006
28
2005
13 (1f)
2004
11
2003
12
2002
18
2001
9
2000
11 (1f)

Operators under this controller

Mines on record

Fatalities under this controller

4 recorded
Struck by falling object

On September 28, 2017, employee was helping in the roof bolting activities on the longwall face. During this activity, coal came from the longwall face fatally injuring the employee.

Struck against a moving object

Employee was building drill bench, pushed thru the berm at the edge of the highwall and traveled over the highwall.

Fall to lower level, (Not Elsewhere Classified)

While installing structural steel doors over coal bin EE went around safety rail without using fall protection on the door which was still attached to the crane to try to move the door & close a gap between the doors. The door shifted causing a support I-beam to move shifting the doors which caused him to fall. MSHA was notified 12/27/05 that he had expired from his injuries.

Struck by... (Not Elsewhere Classified)

WHILE CHANGING A TRACK ON A DOZER, THE CHAIN HOOK SLIPPED OFF THE BOGIE & STRUCK THE EE IN THE HEAD AREA RESULTING INS SIGNIFICANT TRAUMA TO THEHEAD AREA. THE EE WAS TRASNPORTED TO THE UNIVERS ITY OF UTAH MED CTR. EE PASSED AWAY 9/25 AS A RESULT OF THE INJURIES SUSTAINED IN THIS ACCIDENT.