Robinson Gravel Pit / Ophir Rd. Quarry Metal/Non-Metal
Don Robinson Sand & Gravel, Inc.
· Surface
Controlled by
Ina Robinson
Newcastle,
Placer County,
CA
·
Active
MSHA Mine ID: 0402279
Robinson Gravel Pit / Ophir Rd. Quarry has $10K 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
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2000
60
citations
17
significant & substantial
$10,221
proposed penalties
$8,634
paid to date
84% of proposed penalties paid to date, a $1,587 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
46
inspections on record
436
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: 436 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Robinson Gravel Pit / Ophir Rd. Quarry has $10K 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.$10K
proposed penalties
$9K
current assessed
$9K
paid to date
$0
outstanding
60 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2025-10-22.
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 | 772 | 5 | 1 | 6476.7 |
| 2025 Q3 | 1,208 | 0 | 0 | 0.0 |
| 2025 Q2 | 896 | 0 | 0 | 0.0 |
| 2025 Q1 | 408 | 0 | 0 | 0.0 |
| 2024 Q4 | 539 | 0 | 0 | 0.0 |
| 2024 Q3 | 786 | 0 | 0 | 0.0 |
| 2024 Q2 | 639 | 0 | 0 | 0.0 |
| 2024 Q1 | 253 | 0 | 0 | 0.0 |
Show 96 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 560 | 0 | 0 | 0.0 |
| 2023 Q3 | 715 | 2 | 0 | 2797.2 |
| 2023 Q2 | 659 | 0 | 0 | 0.0 |
| 2023 Q1 | 494 | 0 | 0 | 0.0 |
| 2022 Q4 | 394 | 0 | 0 | 0.0 |
| 2022 Q3 | 586 | 0 | 0 | 0.0 |
| 2022 Q2 | 718 | 0 | 0 | 0.0 |
| 2022 Q1 | 427 | 0 | 0 | 0.0 |
| 2021 Q4 | 559 | 0 | 0 | 0.0 |
| 2021 Q3 | 876 | 0 | 0 | 0.0 |
| 2021 Q2 | 810 | 0 | 0 | 0.0 |
| 2021 Q1 | 399 | 0 | 0 | 0.0 |
| 2020 Q4 | 567 | 0 | 0 | 0.0 |
| 2020 Q3 | 486 | 0 | 0 | 0.0 |
| 2020 Q2 | 531 | 0 | 0 | 0.0 |
| 2020 Q1 | 367 | 0 | 0 | 0.0 |
| 2019 Q4 | 436 | 0 | 0 | 0.0 |
| 2019 Q3 | 455 | 0 | 0 | 0.0 |
| 2019 Q2 | 256 | 0 | 0 | 0.0 |
| 2019 Q1 | 237 | 0 | 0 | 0.0 |
| 2018 Q4 | 352 | 1 | 0 | 2840.9 |
| 2018 Q3 | 238 | 0 | 0 | 0.0 |
| 2018 Q2 | 496 | 0 | 0 | 0.0 |
| 2018 Q1 | 237 | 1 | 0 | 4219.4 |
| 2017 Q4 | 347 | 0 | 0 | 0.0 |
| 2017 Q3 | 233 | 0 | 0 | 0.0 |
| 2017 Q2 | 505 | 1 | 0 | 1980.2 |
| 2017 Q1 | 301 | 0 | 0 | 0.0 |
| 2016 Q4 | 204 | 0 | 0 | 0.0 |
| 2016 Q3 | 387 | 0 | 0 | 0.0 |
| 2016 Q2 | 335 | 0 | 0 | 0.0 |
| 2016 Q1 | 259 | 0 | 0 | 0.0 |
| 2015 Q4 | 310 | 0 | 0 | 0.0 |
| 2015 Q3 | 318 | 1 | 0 | 3144.7 |
| 2015 Q2 | 198 | 0 | 0 | 0.0 |
| 2015 Q1 | 218 | 0 | 0 | 0.0 |
| 2014 Q4 | 51 | 1 | 0 | 19607.8 |
| 2014 Q3 | 147 | 0 | 0 | 0.0 |
| 2014 Q2 | 142 | 0 | 0 | 0.0 |
| 2014 Q1 | 121 | 0 | 0 | 0.0 |
| 2013 Q4 | 178 | 0 | 0 | 0.0 |
| 2013 Q3 | 151 | 2 | 0 | 13245.0 |
| 2013 Q2 | 132 | 0 | 0 | 0.0 |
| 2013 Q1 | 284 | 0 | 0 | 0.0 |
| 2012 Q4 | 227 | 0 | 0 | 0.0 |
| 2012 Q3 | 219 | 2 | 0 | 9132.4 |
| 2012 Q2 | 203 | 0 | 0 | 0.0 |
| 2012 Q1 | 151 | 0 | 0 | 0.0 |
| 2011 Q4 | 175 | 0 | 0 | 0.0 |
| 2011 Q3 | 111 | 0 | 0 | 0.0 |
| 2011 Q2 | 122 | 0 | 0 | 0.0 |
| 2011 Q1 | 29 | 0 | 0 | 0.0 |
| 2010 Q4 | 91 | 0 | 0 | 0.0 |
| 2010 Q3 | 186 | 0 | 0 | 0.0 |
| 2010 Q2 | 326 | 0 | 0 | 0.0 |
| 2010 Q1 | 191 | 11 | 3 | 57591.6 |
| 2009 Q4 | 61 | 0 | 0 | 0.0 |
| 2009 Q3 | 70 | 0 | 0 | 0.0 |
| 2009 Q2 | 193 | 0 | 0 | 0.0 |
| 2009 Q1 | 52 | 0 | 0 | 0.0 |
| 2008 Q4 | 102 | 12 | 5 | 117647.1 |
| 2008 Q3 | 129 | 0 | 0 | 0.0 |
| 2008 Q2 | 73 | 0 | 0 | 0.0 |
| 2008 Q1 | 70 | 0 | 0 | 0.0 |
| 2007 Q4 | 214 | 4 | 0 | 18691.6 |
| 2007 Q3 | 221 | 0 | 0 | 0.0 |
| 2007 Q2 | 73 | 3 | 1 | 41095.9 |
| 2007 Q1 | 78 | 0 | 0 | 0.0 |
| 2006 Q4 | 156 | 0 | 0 | 0.0 |
| 2006 Q3 | 516 | 0 | 0 | 0.0 |
| 2006 Q2 | 390 | 0 | 0 | 0.0 |
| 2006 Q1 | 87 | 0 | 0 | 0.0 |
| 2005 Q4 | 80 | 5 | 2 | 62500.0 |
| 2005 Q3 | 320 | 0 | 0 | 0.0 |
| 2005 Q2 | 84 | 0 | 0 | 0.0 |
| 2005 Q1 | 65 | 0 | 0 | 0.0 |
| 2004 Q4 | 44 | 4 | 3 | 90909.1 |
| 2004 Q3 | 40 | 0 | 0 | 0.0 |
| 2004 Q2 | 40 | 0 | 0 | 0.0 |
| 2004 Q1 | 0 | 0 | 0 | |
| 2003 Q4 | 0 | 2 | 0 | |
| 2003 Q3 | 64 | 0 | 0 | 0.0 |
| 2003 Q2 | 10 | 0 | 0 | 0.0 |
| 2003 Q1 | 10 | 0 | 0 | 0.0 |
| 2002 Q4 | 36 | 0 | 0 | 0.0 |
| 2002 Q3 | 100 | 0 | 0 | 0.0 |
| 2002 Q2 | 24 | 0 | 0 | 0.0 |
| 2002 Q1 | 12 | 0 | 0 | 0.0 |
| 2001 Q4 | 3 | 0 | 0 | 0.0 |
| 2001 Q3 | 3 | 0 | 0 | 0.0 |
| 2001 Q2 | 6 | 0 | 0 | 0.0 |
| 2001 Q1 | 5 | 0 | 0 | 0.0 |
| 2000 Q4 | 10 | 0 | 0 | 0.0 |
| 2000 Q3 | 16 | 0 | 0 | 0.0 |
| 2000 Q2 | 25 | 0 | 0 | 0.0 |
| 2000 Q1 | 8 | 3 | 2 | 375000.0 |
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 Robinson Gravel Pit / Ophir Rd. Quarry
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.