Mining Incidents

GREELEY EAST MINE: 1 MSHA citation Metal/Non-Metal

Controlled by Amrize Ltd
Greeley, Weld County, CO  ·  Abandoned
MSHA Mine ID: 0504673

MSHA record for GREELEY EAST MINE (mine ID 0504673). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.

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Fatalities
0
Total incidents
1
Years on record
2000
Latest incident
Jul 2000
Compliance record
MSHA citations since 2001
1
citations
0
significant & substantial
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
2
inspections on record
6
inspection hours
n/a
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.
Rate withheld: 6 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
0.0%
significant & substantial
0.0%
high negligence or reckless
0.0%
reasonably likely or greater
0.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 100.0% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Ownership history
  1. Aggregate Industries West Central Region Inc 2000 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2007 4
2001 2
2000 13
Source: MSHA quarterly employment and production, updated weekly.

GREELEY EAST MINE sits in Weld County, Colorado, where the Census mining category is 2.4% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Weld County, Colorado · Population 340,711
2.4%
Mining share of county employment
$93,287
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2007 Q4 1,628 0 0 0.0
2007 Q3 2,490 0 0 0.0
2001 Q3 0 0 0
2001 Q1 978 1 0 1022.5
2000 Q4 5,504 0 0 0.0
2000 Q3 7,673 0 0 0.0
2000 Q2 7,330 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

1 on file

2000 · 1 incident