Mining Incidents

Gravero Palo Seco: 1 reportable incident Metal/Non-Metal

Maunabo Sand & Gravel · Surface
Controlled by United States Government
Humacao County, PR  ·  Abandoned
MSHA Mine ID: 5400061

MSHA record for Gravero Palo Seco (mine ID 5400061). 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
1987
Latest incident
Aug 1987
Ownership history
  1. Maunabo Sand & Gravel Inc 1950 to 1991
  2. Maunabo Sand & Gravel Inc 1991 to 1994
  3. Maunabo Sand & Gravel 1994 to present
Source: MSHA controller and operator history, updated weekly.

Gravero Palo Seco sits in Humacao Municipio, Puerto Rico, 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.
Humacao Municipio, Puerto Rico · Population 50,441
0.1%
Mining share of county employment
$26,083
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
No fatalities recorded at this mine.

Reportable incidents

1 on file

1987 · 1 incident

August 28, 1987 PR · Metal/Non-Metal HANDTOOLS (NONPOWERED)
Maunabo Sand & Gravel Inc · Caught in, under or between (Not Elsewhere Classified)

WHILE HE WAS REMOVING AN ORIG IN A LOADER HE LOAST --OF THE WRENCH HE WAS USING TO REMOVE THE O-RING AND IT CAUGHT HIS MIDDLE FINGER CUTTING & VERY SMALL -- OF THE TIP OF HIS FINGER.