Unit No. 12 Metal/Non-Metal
Yahara Materials Inc
· Surface
Controlled by
Larry Burcalow
Waunakee,
Dane County,
WI
·
Intermittent
MSHA Mine ID: 4703247
Unit No. 12 has $4K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.
Watch this mine
Email me when a new MSHA incident is filed at Unit No. 12.
- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2000
47
citations
5
significant & substantial
$4,032
proposed penalties
$4,032
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
32
inspections on record
337
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: 337 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Unit No. 12 has $4K in proposed MSHA penalties and $0 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.$4K
proposed penalties
$4K
current assessed
$4K
paid to date
$0
outstanding
47 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2024-08-28.
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 | 897 | 0 | 0 | 0.0 |
| 2025 Q3 | 977 | 0 | 0 | 0.0 |
| 2025 Q2 | 1,060 | 0 | 0 | 0.0 |
| 2025 Q1 | 105 | 0 | 0 | 0.0 |
| 2024 Q4 | 978 | 0 | 0 | 0.0 |
| 2024 Q3 | 1,208 | 2 | 0 | 1655.6 |
| 2024 Q2 | 1,114 | 0 | 0 | 0.0 |
| 2024 Q1 | 96 | 0 | 0 | 0.0 |
Show 95 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 1,045 | 0 | 0 | 0.0 |
| 2023 Q3 | 1,098 | 0 | 0 | 0.0 |
| 2023 Q2 | 1,252 | 0 | 0 | 0.0 |
| 2023 Q1 | 139 | 1 | 1 | 7194.2 |
| 2022 Q4 | 1,098 | 0 | 0 | 0.0 |
| 2022 Q3 | 1,395 | 0 | 0 | 0.0 |
| 2022 Q2 | 1,245 | 0 | 0 | 0.0 |
| 2022 Q1 | 0 | 1 | 0 | |
| 2021 Q4 | 1,097 | 0 | 0 | 0.0 |
| 2021 Q3 | 1,199 | 0 | 0 | 0.0 |
| 2021 Q2 | 1,258 | 0 | 0 | 0.0 |
| 2021 Q1 | 194 | 0 | 0 | 0.0 |
| 2020 Q4 | 863 | 0 | 0 | 0.0 |
| 2020 Q3 | 1,282 | 0 | 0 | 0.0 |
| 2020 Q2 | 1,213 | 1 | 0 | 824.4 |
| 2020 Q1 | 192 | 0 | 0 | 0.0 |
| 2019 Q4 | 1,090 | 0 | 0 | 0.0 |
| 2019 Q3 | 995 | 0 | 0 | 0.0 |
| 2019 Q2 | 1,062 | 1 | 0 | 941.6 |
| 2019 Q1 | 0 | 0 | 0 | |
| 2018 Q4 | 1,049 | 0 | 0 | 0.0 |
| 2018 Q3 | 1,243 | 0 | 0 | 0.0 |
| 2018 Q2 | 1,182 | 0 | 0 | 0.0 |
| 2018 Q1 | 399 | 0 | 0 | 0.0 |
| 2017 Q4 | 461 | 0 | 0 | 0.0 |
| 2017 Q3 | 1,341 | 2 | 0 | 1491.4 |
| 2017 Q2 | 1,023 | 0 | 0 | 0.0 |
| 2017 Q1 | 0 | 0 | 0 | |
| 2016 Q4 | 276 | 0 | 0 | 0.0 |
| 2016 Q3 | 802 | 0 | 0 | 0.0 |
| 2016 Q2 | 0 | 0 | 0 | |
| 2016 Q1 | 0 | 0 | 0 | |
| 2015 Q4 | 0 | 0 | 0 | |
| 2015 Q3 | 411 | 0 | 0 | 0.0 |
| 2015 Q2 | 894 | 2 | 1 | 2237.1 |
| 2015 Q1 | 0 | 0 | 0 | |
| 2014 Q4 | 1,059 | 0 | 0 | 0.0 |
| 2014 Q3 | 1,229 | 0 | 0 | 0.0 |
| 2014 Q2 | 898 | 0 | 0 | 0.0 |
| 2014 Q1 | 197 | 0 | 0 | 0.0 |
| 2013 Q4 | 914 | 0 | 0 | 0.0 |
| 2013 Q3 | 1,146 | 0 | 0 | 0.0 |
| 2013 Q2 | 1,023 | 0 | 0 | 0.0 |
| 2013 Q1 | 227 | 1 | 0 | 4405.3 |
| 2012 Q4 | 653 | 0 | 0 | 0.0 |
| 2012 Q3 | 636 | 0 | 0 | 0.0 |
| 2012 Q2 | 1,237 | 1 | 0 | 808.4 |
| 2012 Q1 | 1,246 | 0 | 0 | 0.0 |
| 2011 Q4 | 944 | 0 | 0 | 0.0 |
| 2011 Q3 | 1,209 | 0 | 0 | 0.0 |
| 2011 Q2 | 998 | 2 | 1 | 2004.0 |
| 2011 Q1 | 370 | 0 | 0 | 0.0 |
| 2010 Q4 | 672 | 0 | 0 | 0.0 |
| 2010 Q3 | 1,212 | 0 | 0 | 0.0 |
| 2010 Q2 | 1,105 | 0 | 0 | 0.0 |
| 2010 Q1 | 80 | 2 | 0 | 25000.0 |
| 2009 Q4 | 732 | 0 | 0 | 0.0 |
| 2009 Q3 | 1,124 | 0 | 0 | 0.0 |
| 2009 Q2 | 1,076 | 0 | 0 | 0.0 |
| 2009 Q1 | 0 | 0 | 0 | |
| 2008 Q4 | 748 | 0 | 0 | 0.0 |
| 2008 Q3 | 1,276 | 0 | 0 | 0.0 |
| 2008 Q2 | 1,245 | 0 | 0 | 0.0 |
| 2008 Q1 | 94 | 0 | 0 | 0.0 |
| 2007 Q4 | 1,145 | 1 | 0 | 873.4 |
| 2007 Q3 | 1,252 | 0 | 0 | 0.0 |
| 2007 Q2 | 1,138 | 2 | 0 | 1757.5 |
| 2007 Q1 | 259 | 0 | 0 | 0.0 |
| 2006 Q4 | 1,193 | 0 | 0 | 0.0 |
| 2006 Q3 | 1,256 | 0 | 0 | 0.0 |
| 2006 Q2 | 1,430 | 0 | 0 | 0.0 |
| 2006 Q1 | 355 | 6 | 0 | 16901.4 |
| 2005 Q4 | 1,221 | 0 | 0 | 0.0 |
| 2005 Q3 | 1,520 | 0 | 0 | 0.0 |
| 2005 Q2 | 1,321 | 0 | 0 | 0.0 |
| 2005 Q1 | 535 | 5 | 0 | 9345.8 |
| 2004 Q4 | 1,202 | 0 | 0 | 0.0 |
| 2004 Q3 | 1,426 | 0 | 0 | 0.0 |
| 2004 Q2 | 1,512 | 0 | 0 | 0.0 |
| 2004 Q1 | 669 | 2 | 0 | 2989.5 |
| 2003 Q4 | 1,021 | 0 | 0 | 0.0 |
| 2003 Q3 | 1,298 | 0 | 0 | 0.0 |
| 2003 Q2 | 562 | 0 | 0 | 0.0 |
| 2003 Q1 | 0 | 4 | 0 | |
| 2002 Q4 | 1,218 | 0 | 0 | 0.0 |
| 2002 Q3 | 1,334 | 0 | 0 | 0.0 |
| 2002 Q2 | 1,640 | 0 | 0 | 0.0 |
| 2002 Q1 | 689 | 0 | 0 | 0.0 |
| 2001 Q4 | 1,031 | 4 | 0 | 3879.7 |
| 2001 Q3 | 1,512 | 0 | 0 | 0.0 |
| 2001 Q2 | 1,057 | 0 | 0 | 0.0 |
| 2001 Q1 | 214 | 0 | 0 | 0.0 |
| 2000 Q4 | 1,022 | 3 | 1 | 2935.4 |
| 2000 Q3 | 1,448 | 0 | 0 | 0.0 |
| 2000 Q2 | 356 | 4 | 1 | 11236.0 |
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 Unit No. 12
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.