Mining Incidents

Cain Ranch Aggregate Quarry Metal/Non-Metal

Controlled by Betty Marzano
Lee Vining, Mono County, CA  ·  Intermittent
MSHA Mine ID: 0405218

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Email me when a new MSHA incident is filed at Cain Ranch Aggregate Quarry.

Fatalities
0
Total incidents
0
Years on record
Latest incident
Compliance record
MSHA citations since 2001
46
citations
10
significant & substantial
$6,904
proposed penalties
$6,414
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 Q4 1,635 0 0 0.0
2025 Q3 1,799 0 0 0.0
2025 Q2 1,700 0 0 0.0
2025 Q1 0 0 0
2024 Q4 1,571 0 0 0.0
2024 Q3 2,396 2 0 834.7
2024 Q2 2,027 0 0 0.0
2024 Q1 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.