Mining Incidents

GRAVERO H.P. Metal/Non-Metal

Gravero H. P. · Surface
Controlled by Juan H Lamboy (Coriano)
San German, Mayaquez County, PR  ·  Active
MSHA Mine ID: 5400373

GRAVERO H.P. has $42K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
3
Years on record
2008–2011
Latest incident
Dec 2011
Compliance record
MSHA citations since 2001
159
citations
47
significant & substantial
$42,289
proposed penalties
$41,346
paid to date
98% of proposed penalties paid to date, a $943 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
129
inspections on record
1,229
inspection hours
12.9
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.
159 citations across 1,229 inspection hours.
Source: MSHA inspections data, updated weekly.

GRAVERO H.P. has $42K in proposed MSHA penalties and $0 outstanding across 1 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$42K
proposed penalties
$41K
current assessed
$41K
paid to date
$0
outstanding
155 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2026-04-30.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
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
2025 Q4 4,565 2 0 438.1
2025 Q3 5,104 2 1 391.8
2025 Q2 5,490 0 0 0.0
2025 Q1 5,419 2 0 369.1
2024 Q4 4,357 1 0 229.5
2024 Q3 4,474 3 2 670.5
2024 Q2 4,930 0 0 0.0
2024 Q1 3,850 2 0 519.5
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 3,484 0 0 0.0
2023 Q3 3,506 5 1 1426.1
2023 Q2 3,682 0 0 0.0
2023 Q1 3,671 4 2 1089.6
2022 Q4 3,033 0 0 0.0
2022 Q3 3,105 3 1 966.2
2022 Q2 3,305 0 0 0.0
2022 Q1 3,063 2 0 653.0
2021 Q4 2,748 0 0 0.0
2021 Q3 2,759 1 0 362.5
2021 Q2 2,660 0 0 0.0
2021 Q1 2,666 5 1 1875.5
2020 Q4 1,964 0 0 0.0
2020 Q3 2,161 1 0 462.7
2020 Q2 1,274 0 0 0.0
2020 Q1 1,706 5 1 2930.8
2019 Q4 1,407 0 0 0.0
2019 Q3 1,407 6 1 4264.4
2019 Q2 1,306 0 0 0.0
2019 Q1 996 5 0 5020.1
2018 Q4 1,128 0 0 0.0
2018 Q3 1,117 1 0 895.3
2018 Q2 1,348 0 0 0.0
2018 Q1 1,010 3 0 2970.3
2017 Q4 1,131 0 0 0.0
2017 Q3 1,155 6 1 5194.8
2017 Q2 2,256 0 0 0.0
2017 Q1 2,365 2 0 845.7
2016 Q4 2,452 0 0 0.0
2016 Q3 2,385 1 0 419.3
2016 Q2 2,231 0 0 0.0
2016 Q1 1,524 0 0 0.0
2015 Q4 1,994 0 0 0.0
2015 Q3 2,321 0 0 0.0
2015 Q2 2,554 1 0 391.5
2015 Q1 2,041 0 0 0.0
2014 Q4 1,555 1 1 643.1
2014 Q3 1,909 0 0 0.0
2014 Q2 1,277 0 0 0.0
2014 Q1 2,644 2 1 756.4
2013 Q4 2,816 0 0 0.0
2013 Q3 1,664 0 0 0.0
2013 Q2 1,982 4 0 2018.2
2013 Q1 2,442 3 0 1228.5
2012 Q4 5,421 0 0 0.0
2012 Q3 5,908 5 1 846.3
2012 Q2 4,982 0 0 0.0
2012 Q1 5,038 5 1 992.5
2011 Q4 4,763 0 0 0.0
2011 Q3 3,383 0 0 0.0
2011 Q2 2,984 4 1 1340.5
2011 Q1 2,066 3 2 1452.1
2010 Q4 3,704 0 0 0.0
2010 Q3 3,369 2 1 593.6
2010 Q2 2,966 0 0 0.0
2010 Q1 4,868 0 0 0.0
2009 Q4 8,232 4 2 485.9
2009 Q3 8,084 4 3 494.8
2009 Q2 9,628 0 0 0.0
2009 Q1 9,071 4 1 441.0
2008 Q4 5,033 0 0 0.0
2008 Q3 6,985 0 0 0.0
2008 Q2 12,003 13 7 1083.1
2008 Q1 10,000 4 2 400.0
2007 Q4 8,708 0 0 0.0
2007 Q3 9,311 1 1 107.4
2007 Q2 9,926 0 0 0.0
2007 Q1 8,260 0 0 0.0
2006 Q4 8,756 0 0 0.0
2006 Q3 8,570 4 3 466.7
2006 Q2 9,036 0 0 0.0
2006 Q1 8,924 1 1 112.1
2005 Q4 8,507 0 0 0.0
2005 Q3 8,317 0 0 0.0
2005 Q2 8,635 0 0 0.0
2005 Q1 9,009 6 4 666.0
2004 Q4 8,528 0 0 0.0
2004 Q3 8,809 0 0 0.0
2004 Q2 9,462 0 0 0.0
2004 Q1 8,513 0 0 0.0
2003 Q4 6,944 3 1 432.0
2003 Q3 6,942 5 0 720.3
2003 Q2 9,414 0 0 0.0
2003 Q1 8,533 3 0 351.6
2002 Q4 8,533 0 0 0.0
2002 Q3 3,440 5 2 1453.5
2002 Q2 7,280 0 0 0.0
2002 Q1 5,200 3 1 576.9
2001 Q4 5,200 0 0 0.0
2001 Q3 1,440 1 0 694.4
2001 Q2 1,440 0 0 0.0
2001 Q1 1,440 2 0 1388.9
2000 Q4 1,710 0 0 0.0
2000 Q3 1,480 0 0 0.0
2000 Q2 1,480 0 0 0.0
2000 Q1 1,460 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

3 on file

2011 · 1 incident

December 23, 2011 PR · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
Gravero H. P. · Struck by falling object

The employee was repairing the equipment when he was trying to loose the industrial screw (thirty pound screw) he was distracted and the screw slipped on his finger and hurt him.

2009 · 1 incident

February 20, 2009 PR · Metal/Non-Metal welder (shop) SLIP OR FALL OF PERSON
Gravero H. P. · Fall from machine

The EE was starting to work when he decided to change the battery of the 155 machinery. He jumped from the chain of the machinery with the battery in his hand and he hurt his back when he fell. He worked all day without reporting this to his supervisor. On Monday, he went to CFE and then they notified his employer.

2008 · 1 incident

June 6, 2008 PR · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Gravero H. P. · Caught in, under or between a moving and a stationary object

The EE was soldering a piece of metal and he pinched himself with the metal. While holding the metal piece, it slipped and pinched the index finger of the left hand. The finger was fractured and required stitches.

For insurers, brokers, and safety consultants

The full compliance file on GRAVERO H.P.

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.