RED TOP MINE Metal/Non-Metal
Sierra Aggregate Company, Inc.
· Surface
Controlled by
Derek Norris; Scott Worley
Lucerne Valley,
San Bernardino County,
CA
·
Active
MSHA Mine ID: 0404707
RED TOP MINE has $32K in proposed MSHA penalties and $781 outstanding across 7 contested dockets, plus health sampling and the full incident record.
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2000
140
citations
29
significant & substantial
$32,244
proposed penalties
$25,250
paid to date
78% of proposed penalties paid to date, a $6,994 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
57
inspections on record
885
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: 885 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
RED TOP MINE has $32K in proposed MSHA penalties and $781 outstanding across 7 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.$32K
proposed penalties
$26K
current assessed
$25K
paid to date
$781
outstanding
140 assessments are final orders; 7 contested dockets.
As of the most recent assessment on 2026-03-10.
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 | 1,602 | 0 | 0 | 0.0 |
| 2025 Q3 | 1,718 | 0 | 0 | 0.0 |
| 2025 Q2 | 1,659 | 0 | 0 | 0.0 |
| 2025 Q1 | 1,201 | 0 | 0 | 0.0 |
| 2024 Q4 | 833 | 4 | 2 | 4801.9 |
| 2024 Q3 | 1,513 | 0 | 0 | 0.0 |
| 2024 Q2 | 1,255 | 0 | 0 | 0.0 |
| 2024 Q1 | 779 | 1 | 0 | 1283.7 |
Show 96 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 985 | 1 | 0 | 1015.2 |
| 2023 Q3 | 1,544 | 0 | 0 | 0.0 |
| 2023 Q2 | 1,475 | 0 | 0 | 0.0 |
| 2023 Q1 | 1,304 | 0 | 0 | 0.0 |
| 2022 Q4 | 1,282 | 0 | 0 | 0.0 |
| 2022 Q3 | 1,077 | 1 | 1 | 928.5 |
| 2022 Q2 | 927 | 0 | 0 | 0.0 |
| 2022 Q1 | 991 | 2 | 0 | 2018.2 |
| 2021 Q4 | 1,063 | 0 | 0 | 0.0 |
| 2021 Q3 | 1,294 | 2 | 0 | 1545.6 |
| 2021 Q2 | 1,311 | 0 | 0 | 0.0 |
| 2021 Q1 | 1,435 | 0 | 0 | 0.0 |
| 2020 Q4 | 1,297 | 0 | 0 | 0.0 |
| 2020 Q3 | 1,443 | 0 | 0 | 0.0 |
| 2020 Q2 | 1,578 | 5 | 1 | 3168.6 |
| 2020 Q1 | 1,551 | 2 | 0 | 1289.5 |
| 2019 Q4 | 997 | 0 | 0 | 0.0 |
| 2019 Q3 | 1,295 | 1 | 0 | 772.2 |
| 2019 Q2 | 1,316 | 0 | 0 | 0.0 |
| 2019 Q1 | 1,242 | 0 | 0 | 0.0 |
| 2018 Q4 | 1,352 | 0 | 0 | 0.0 |
| 2018 Q3 | 1,294 | 1 | 0 | 772.8 |
| 2018 Q2 | 1,306 | 0 | 0 | 0.0 |
| 2018 Q1 | 1,666 | 1 | 0 | 600.2 |
| 2017 Q4 | 1,131 | 0 | 0 | 0.0 |
| 2017 Q3 | 1,165 | 0 | 0 | 0.0 |
| 2017 Q2 | 1,450 | 1 | 0 | 689.7 |
| 2017 Q1 | 1,325 | 0 | 0 | 0.0 |
| 2016 Q4 | 1,362 | 3 | 0 | 2202.6 |
| 2016 Q3 | 1,255 | 0 | 0 | 0.0 |
| 2016 Q2 | 1,169 | 4 | 1 | 3421.7 |
| 2016 Q1 | 1,103 | 0 | 0 | 0.0 |
| 2015 Q4 | 917 | 9 | 3 | 9814.6 |
| 2015 Q3 | 1,070 | 0 | 0 | 0.0 |
| 2015 Q2 | 1,188 | 0 | 0 | 0.0 |
| 2015 Q1 | 1,199 | 1 | 0 | 834.0 |
| 2014 Q4 | 873 | 0 | 0 | 0.0 |
| 2014 Q3 | 665 | 0 | 0 | 0.0 |
| 2014 Q2 | 633 | 0 | 0 | 0.0 |
| 2014 Q1 | 623 | 1 | 0 | 1605.1 |
| 2013 Q4 | 627 | 0 | 0 | 0.0 |
| 2013 Q3 | 478 | 0 | 0 | 0.0 |
| 2013 Q2 | 791 | 0 | 0 | 0.0 |
| 2013 Q1 | 608 | 0 | 0 | 0.0 |
| 2012 Q4 | 399 | 0 | 0 | 0.0 |
| 2012 Q3 | 495 | 0 | 0 | 0.0 |
| 2012 Q2 | 711 | 0 | 0 | 0.0 |
| 2012 Q1 | 795 | 2 | 1 | 2515.7 |
| 2011 Q4 | 769 | 0 | 0 | 0.0 |
| 2011 Q3 | 710 | 0 | 0 | 0.0 |
| 2011 Q2 | 1,338 | 3 | 1 | 2242.2 |
| 2011 Q1 | 1,327 | 5 | 2 | 3767.9 |
| 2010 Q4 | 1,152 | 0 | 0 | 0.0 |
| 2010 Q3 | 1,521 | 0 | 0 | 0.0 |
| 2010 Q2 | 1,541 | 3 | 2 | 1946.8 |
| 2010 Q1 | 1,696 | 0 | 0 | 0.0 |
| 2009 Q4 | 1,493 | 4 | 3 | 2679.2 |
| 2009 Q3 | 1,165 | 4 | 0 | 3433.5 |
| 2009 Q2 | 1,322 | 0 | 0 | 0.0 |
| 2009 Q1 | 1,429 | 0 | 0 | 0.0 |
| 2008 Q4 | 523 | 12 | 3 | 22944.6 |
| 2008 Q3 | 953 | 0 | 0 | 0.0 |
| 2008 Q2 | 937 | 1 | 0 | 1067.2 |
| 2008 Q1 | 1,003 | 0 | 0 | 0.0 |
| 2007 Q4 | 1,173 | 3 | 0 | 2557.5 |
| 2007 Q3 | 1,355 | 6 | 1 | 4428.0 |
| 2007 Q2 | 1,493 | 5 | 1 | 3349.0 |
| 2007 Q1 | 1,360 | 0 | 0 | 0.0 |
| 2006 Q4 | 907 | 0 | 0 | 0.0 |
| 2006 Q3 | 907 | 0 | 0 | 0.0 |
| 2006 Q2 | 1,520 | 3 | 0 | 1973.7 |
| 2006 Q1 | 1,151 | 0 | 0 | 0.0 |
| 2005 Q4 | 935 | 1 | 0 | 1069.5 |
| 2005 Q3 | 1,130 | 3 | 0 | 2654.9 |
| 2005 Q2 | 1,315 | 0 | 0 | 0.0 |
| 2005 Q1 | 1,030 | 2 | 0 | 1941.7 |
| 2004 Q4 | 782 | 0 | 0 | 0.0 |
| 2004 Q3 | 1,121 | 0 | 0 | 0.0 |
| 2004 Q2 | 1,150 | 4 | 1 | 3478.3 |
| 2004 Q1 | 814 | 0 | 0 | 0.0 |
| 2003 Q4 | 811 | 0 | 0 | 0.0 |
| 2003 Q3 | 1,170 | 0 | 0 | 0.0 |
| 2003 Q2 | 858 | 1 | 0 | 1165.5 |
| 2003 Q1 | 1,051 | 0 | 0 | 0.0 |
| 2002 Q4 | 726 | 5 | 0 | 6887.1 |
| 2002 Q3 | 842 | 0 | 0 | 0.0 |
| 2002 Q2 | 1,214 | 9 | 1 | 7413.5 |
| 2002 Q1 | 1,435 | 0 | 0 | 0.0 |
| 2001 Q4 | 787 | 0 | 0 | 0.0 |
| 2001 Q3 | 1,076 | 16 | 4 | 14869.9 |
| 2001 Q2 | 1,158 | 0 | 0 | 0.0 |
| 2001 Q1 | 1,081 | 0 | 0 | 0.0 |
| 2000 Q4 | 997 | 0 | 0 | 0.0 |
| 2000 Q3 | 1,539 | 0 | 0 | 0.0 |
| 2000 Q2 | 1,712 | 0 | 0 | 0.0 |
| 2000 Q1 | 1,672 | 3 | 0 | 1794.3 |
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.
For insurers, brokers, and safety consultants
The full compliance file on RED TOP 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.