Montana Solid Rock Quarry #3 has $2K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.
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Fatalities
0
Total incidents
9
Years on record
2007–2008
Latest incident
Aug 2008
Compliance record
MSHA citations since 2007
14
citations
3
significant & substantial
$1,795
proposed penalties
$1,795
paid to date
100% of proposed penalties paid to date, a $0 gap.
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: 146 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Montana Solid Rock Quarry #3 has $2K 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.
$2K
proposed penalties
$2K
current assessed
$2K
paid to date
$0
outstanding
14 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2024-06-11.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
ⓘShares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
Source: MSHA violations gravity and negligence coding, updated weekly.
Health sampling
ⓘA sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.
Area samples (mill and shop air)
Last sampled: 2016-09-28, 9 years ago
1
samples
Show the individual readings (1)
Date
Contaminant
Concentration
Limit
Conc / limit
Area sampled
2016-09-28
Quartz, respirable, >1% Qtz
0.33
SF ORE TRANSFER
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year
Employees
2026
0
2025
0
2024
4
2023
3
2022
2
2021
0
2020
3
2019
3
2018
4
2017
4
2016
6
2015
3
2014
3
2013
0
2012
4
2011
0
2010
2
2009
2
2008
13
2007
7
Source: MSHA quarterly employment and production, updated weekly.
Montana Solid Rock Quarry #3 sits in Sanders County, Montana, where the Census mining category is 0.8% of county employment.
Local economic context
ⓘCounty figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Sanders County, Montana · Population 12,936
0.8%
Mining share of county employment
$54,035
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
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
2026 Q2
0
0
0
2026 Q1
0
0
0
2025 Q4
0
0
0
2025 Q3
0
0
0
2025 Q2
0
0
0
2025 Q1
0
0
0
2024 Q4
0
0
0
2024 Q3
2,377
0
0
0.0
Show 62 earlier quartersHide earlier quarters
Quarter
Hours worked
Citations
S&S
Per 1M hrs
2024 Q2
1,828
1
0
547.0
2023 Q3
0
0
0
2023 Q2
1,120
0
0
0.0
2023 Q1
1,795
0
0
0.0
2022 Q4
0
0
0
2022 Q3
904
0
0
0.0
2022 Q2
318
0
0
0.0
2022 Q1
0
0
0
2021 Q4
0
0
0
2021 Q3
0
0
0
2021 Q2
0
0
0
2021 Q1
0
0
0
2020 Q4
0
0
0
2020 Q3
290
0
0
0.0
2020 Q2
24
0
0
0.0
2020 Q1
3,132
0
0
0.0
2019 Q4
2,066
0
0
0.0
2019 Q3
1,490
0
0
0.0
2019 Q2
0
0
0
2019 Q1
0
0
0
2018 Q4
250
0
0
0.0
2018 Q3
655
0
0
0.0
2018 Q2
1,134
1
1
881.8
2018 Q1
1,530
0
0
0.0
2017 Q4
56
0
0
0.0
2017 Q3
884
0
0
0.0
2017 Q2
0
0
0
2017 Q1
2,169
1
0
461.0
2016 Q4
119
0
0
0.0
2016 Q3
1,653
2
0
1209.9
2016 Q2
1,360
0
0
0.0
2016 Q1
0
0
0
2015 Q4
0
0
0
2015 Q3
0
0
0
2015 Q2
1,750
0
0
0.0
2015 Q1
284
1
1
3521.1
2014 Q4
918
0
0
0.0
2014 Q3
589
0
0
0.0
2014 Q2
0
0
0
2014 Q1
0
0
0
2013 Q4
0
0
0
2013 Q3
0
0
0
2013 Q2
0
0
0
2013 Q1
0
0
0
2012 Q4
80
0
0
0.0
2011 Q4
0
0
0
2011 Q2
0
0
0
2011 Q1
0
0
0
2010 Q4
24
0
0
0.0
2010 Q3
73
0
0
0.0
2010 Q2
301
0
0
0.0
2010 Q1
158
0
0
0.0
2009 Q4
70
0
0
0.0
2009 Q3
50
0
0
0.0
2009 Q2
198
1
0
5050.5
2009 Q1
539
0
0
0.0
2008 Q4
885
3
0
3389.8
2008 Q3
5,661
0
0
0.0
2008 Q2
6,657
0
0
0.0
2008 Q1
6,458
0
0
0.0
2007 Q4
2,489
0
0
0.0
2007 Q3
1,300
4
1
3076.9
No fatalities recorded at this mine.
Reportable incidents
9 on file
2008 · 7 incidents
August 28, 2008MT · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanMACHINERY
In the late morning on 8/28/08, a small speck of metal got into EE's right eye. By 7 PM his right eye was very irritated and swollen. He went to ER and received medical attenion (metal sliver removed). No damage to eye. EE returned to work the following Monday, 9/1/08.
"I lifted a rock and pulled a muscle in my left knee. It felt like a cramp. I thought it would work itself out but instead the pain began to travel up into my back as the day ended. When the injury incurred, I told 2 co-workers. On July 28, 2008 I saw Doctor. He checked for inflamed muscle and took me off work."
July 24, 2008MT · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanHANDLING OF MATERIALS
Finger injured when rock popped back after going thru chopper/splitter. Reported to supervisor, Medical treatment sought immediately, medical treatment. **No sutures, glued to minimize scarring.**
January 31, 2008MT · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanSLIP OR FALL OF PERSON
EE was moving material around.EE picked up a piece of scrap metal abd while walking he slipped on some ice and twisted his back, but did not fall.EE told coworker he hurt himself, but did not feel that it was serious. Next day felt sore and pain, went to Dr and was informed he has piched nerve.
January 15, 2008MT · Metal/Non-Metalbelt foreman, maintenance foreman, maintenance supervisorSLIP OR FALL OF PERSON
EE was stacking a pallet of rock when he was hit with a rock in the lower calf. When he got up he could not detect where the rock had come from. He told another EE & later his supervisor. He tried to walk it off but couldn't. Went to ER @ 2:30pm & was given CT Scan & Ultrasound, pain & swelling medication & told to Ice & Elevate leg. MRI scheduled & told not to work until cleared.
August 24, 2007MT · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanPOWERED HAULAGE
I was operating the fork lift. Going backwards I was looking over my right shoulder. The forklift went over a large rock and bounced and jarred my back. The pain was terrible when it first happened. I let the company know about it later that day. I saw Doctor 9/5/07. He gave me muscle relaxers and said if it is not better in 7 days to call and make an appointment.
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