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MT. GAINES MINE Metal/Non-Metal

Mt Gaines Rock · Surface
Controlled by Jack Bankhead
Hornitos, Mariposa County, CA  ·  Active
MSHA Mine ID: 0404794

MT. GAINES MINE has $6K in proposed MSHA penalties and $755 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
6
Years on record
1987–1995
Latest incident
Dec 1995
Compliance record
MSHA citations since 2007
52
citations
4
significant & substantial
$6,492
proposed penalties
$5,737
paid to date
88% of proposed penalties paid to date, a $755 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
59
inspections on record
635
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: 635 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

MT. GAINES MINE has $6K in proposed MSHA penalties and $755 outstanding across 0 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.
$6K
proposed penalties
$6K
current assessed
$6K
paid to date
$755
outstanding
50 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-03-19.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also the operator's enforcement record
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 1,164 0 0 0.0
2025 Q2 672 3 1 4464.3
2025 Q1 542 0 0 0.0
2024 Q4 538 0 0 0.0
2024 Q3 530 1 0 1886.8
2024 Q2 530 0 0 0.0
2024 Q1 570 0 0 0.0
2023 Q4 640 0 0 0.0
Show 75 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q3 770 4 0 5194.8
2023 Q2 958 0 0 0.0
2023 Q1 602 0 0 0.0
2022 Q4 1,030 0 0 0.0
2022 Q3 1,175 0 0 0.0
2022 Q2 1,063 0 0 0.0
2022 Q1 870 0 0 0.0
2021 Q4 678 0 0 0.0
2021 Q3 646 1 0 1548.0
2021 Q2 1,257 0 0 0.0
2021 Q1 1,120 1 0 892.9
2020 Q4 809 0 0 0.0
2020 Q3 1,071 0 0 0.0
2020 Q2 1,451 2 0 1378.4
2020 Q1 1,050 1 0 952.4
2019 Q4 818 0 0 0.0
2019 Q3 1,094 1 0 914.1
2019 Q2 1,052 0 0 0.0
2019 Q1 910 0 0 0.0
2018 Q4 794 0 0 0.0
2018 Q2 1,113 0 0 0.0
2018 Q1 1,079 0 0 0.0
2017 Q4 770 1 0 1298.7
2017 Q3 1,024 1 0 976.6
2017 Q2 1,025 0 0 0.0
2017 Q1 894 0 0 0.0
2016 Q4 1,018 0 0 0.0
2016 Q3 1,495 1 0 668.9
2016 Q2 1,674 6 1 3584.2
2016 Q1 1,181 0 0 0.0
2015 Q4 1,257 2 0 1591.1
2015 Q3 1,111 0 0 0.0
2015 Q2 1,347 0 0 0.0
2015 Q1 1,180 0 0 0.0
2014 Q4 988 1 0 1012.1
2014 Q3 1,095 0 0 0.0
2014 Q2 1,013 0 0 0.0
2014 Q1 1,058 1 0 945.2
2013 Q4 850 0 0 0.0
2013 Q3 1,090 0 0 0.0
2013 Q2 1,014 3 1 2958.6
2013 Q1 1,227 0 0 0.0
2012 Q4 1,208 0 0 0.0
2012 Q3 1,160 0 0 0.0
2012 Q2 1,094 0 0 0.0
2012 Q1 1,432 0 0 0.0
2011 Q4 1,379 3 0 2175.5
2011 Q3 1,181 0 0 0.0
2011 Q2 1,451 0 0 0.0
2011 Q1 1,249 2 0 1601.3
2010 Q4 1,277 0 0 0.0
2010 Q3 1,264 1 0 791.1
2010 Q2 1,438 0 0 0.0
2010 Q1 1,167 2 1 1713.8
2009 Q4 2,111 0 0 0.0
2009 Q3 2,026 0 0 0.0
2009 Q2 1,900 0 0 0.0
2009 Q1 1,985 1 0 503.8
2008 Q4 2,034 0 0 0.0
2008 Q3 3,026 0 0 0.0
2008 Q2 2,220 0 0 0.0
2008 Q1 1,795 0 0 0.0
2007 Q4 2,068 0 0 0.0
2007 Q3 1,721 3 0 1743.2
2007 Q2 1,647 3 0 1821.5
2002 Q2 0 0 0
2002 Q1 528 0 0 0.0
2001 Q4 528 0 0 0.0
2001 Q3 520 0 0 0.0
2001 Q2 520 0 0 0.0
2001 Q1 520 0 0 0.0
2000 Q4 520 0 0 0.0
2000 Q3 504 0 0 0.0
2000 Q2 520 0 0 0.0
2000 Q1 520 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

6 on file

1995 · 1 incident

December 20, 1995 CA · Metal/Non-Metal outside foreman, leadman SLIP OR FALL OF PERSON
Mt Gaines Consolidated · Fall to the walkway or working surface

STEPPED OUT ONTO WET PLASTIC TO GET A SAMPLE FROM THE PONDS. SLIPPED AND FELL.

1988 · 1 incident

November 25, 1988 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Mt Gaines Resources Inc · Fall to the walkway or working surface

EMPLOYEE SLIPPED AND FELL WHILE WALKING ON PLASTIC LINER OF PONDS. EMPLOYEE FELL AND BRUISED ARM AND HIP.

1987 · 4 incidents

December 11, 1987 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Mt Gaines Resources Inc · Fall onto or against objects

EMPLOYEE SLIPPE8 AND FELL WHILE WALKING ON PLASTIC LINER OF LEACH PAD EMPLOYEE FELL ON A ROCK BRUISING THE MUSCLES IN HIS BACK.

November 16, 1987 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Mt Gaines Resources Inc · Fall to lower level, (Not Elsewhere Classified)

EMPLOYEE WAS CL9ANING GIZZLEY ON KOLBERG SCREENING PLANT WHEN HE SLIPPED FALLING APPROX. 4 FT INJURYING HIS HAND.

July 22, 1987 CA · Metal/Non-Metal electrician, lineman ELECTRICAL
Mt Gaines Resources Inc · Contact with electrical current

INDEPENDENT ELE7TRICAL CONTRACTOR DID NOT FOLLOW ESTABLISHED LOCK-OUT PROCEDURES.THE CONTRACTOR MADE CONTACT WITH A HOT LEAD WHILE WIRING A J-BOX RESULTING IN AN ELECTRICAL SHOCK AND BURNS ON TWO FINGERS OF3THE RIGHT HAND.

April 29, 1987 CA · Metal/Non-Metal security guard, watchman OTHER
Mt Gaines Resources Inc · Absorption of radiations, caustics, toxic and noxious substances

I.NAME REPORTIN1 TO WORK WHEN BITTEN BY SNAKE AT FRONT GATE.TRANSPORTED TO HOSPITAL.GIVEN SALINE I.V. TETANUS SHOT,BLOOD TEST AND 4MG OF DECADRON.BLOOD TEST INDICATED NO POISON IN SYSTEM.RELEA SED RETURNED TO3WORK FOLLOWING DAY.

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The full compliance file on MT. GAINES MINE

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.

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