Mining Incidents

Lenwood Materials Metal/Non-Metal

Lenwood Materials · Surface
Controlled by Cheever R J
San Bernardino County, CA  ·  Abandoned
MSHA Mine ID: 0404745

MSHA record for Lenwood Materials (mine ID 0404745). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.

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Fatalities
0
Total incidents
0
Years on record
Latest incident
Ownership history
  1. Cajon Materials & Services 1985 to 1986
  2. M B Materials 1986 to 1989
  3. Lenwood Materials 1989 to present
Source: MSHA controller and operator history, updated weekly.

Lenwood Materials sits in San Bernardino County, California, where the Census mining category is 0.1% 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.
San Bernardino County, California · Population 2,187,816
0.1%
Mining share of county employment
$82,184
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.

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.