Prairie State Generating Company LLC operator
Controlled by
Prairie State Energy Campus Management Inc
MSHA operator ID: 0090965
- Fatalities
- 0
- Total incidents
- 424
- Mines on record
- 1
- Years on record
- 2008–2026
Compliance record
MSHA citations since 2009
2,675
citations
497
significant & substantial
$2,101,015
proposed penalties
$1,496,386
paid to date
71% of proposed penalties paid to date, a $604,629 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2008
611
inspections on record
70,422
inspection hours
3.8
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.2,675 citations across 70,422 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.$2.1M
proposed penalties
$1.6M
current assessed
$1.5M
paid to date
$119K
outstanding
2,507 assessments are final orders; 127 contested dockets.
As of the most recent assessment on 2026-05-28.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Top causes
- HANDLING OF MATERIALS 125 non-fatal
- FALL OF ROOF OR BACK 74 non-fatal
- SLIP OR FALL OF PERSON 51 non-fatal
- DISORDERS (REPEATED TRAUMA) 50 non-fatal
- MACHINERY 42 non-fatal
- HANDTOOLS (NONPOWERED) 31 non-fatal
Incident timeline
2026
10
2025
32
2024
33
2023
21
2022
37
2021
35
2020
26
2019
31
2018
20
2017
32
2016
37
2015
23
2014
19
2013
27
2012
17
2011
11
2010
6
2009
5
2008
2
Mines on record
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The full compliance file on Prairie State Generating Company 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.