Mining Incidents

TONGUE RIVER STONE INC Metal/Non-Metal

Sheridan, Sheridan County, WY  ·  Intermittent
MSHA Mine ID: 4800017

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Fatalities
0
Total incidents
0
Years on record
Latest incident
Compliance record
MSHA citations since 2000
107
citations
29
significant & substantial
$19,128
proposed penalties
$14,707
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q3 2,473 0 0 0.0
2025 Q2 1,922 4 0 2081.2
2025 Q1 869 0 0 0.0
2024 Q4 738 11 4 14905.1
2024 Q3 1,621 0 0 0.0
2024 Q2 2,136 2 0 936.3
2024 Q1 3,296 1 0 303.4
2023 Q4 960 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No reportable incidents on file.

MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.