Plourde Sand Allenstown Quarry has $4K 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
2
Years on record
2000–2001
Latest incident
Mar 2001
Compliance record
MSHA citations since 2000
44
citations
11
significant & substantial
$3,862
proposed penalties
$3,834
paid to date
99% of proposed penalties paid to date, a $28 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: 250 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Plourde Sand Allenstown Quarry 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
44 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2015-10-29.
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.
Metal and nonmetal contaminants (personal samples)
ⓘMany samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.
Last sampled: 2004-12-15, 21 years ago
25%
of limit-tested samples over the exposure limit
8
samples
8
limit-tested
Most sampled contaminants
Quartz, respirable, >1% Qtz62 over
Aluminum oxide fumes1
Arsenic fumes1
Beryllium fumes1
Show the individual readings (22)
Date
Contaminant
Concentration
Limit
Conc / limit
Occupation
2004-09-15
Quartz, respirable, >1% Qtz
1.26
0.36
3.50
Cleanup Man
2004-09-15
Quartz, respirable, >1% Qtz
0.6
0.38
1.58
Crusher Oper/Worker
2004-12-15
Arsenic fumes
0
1500
0.00
Welder, etc.
2004-12-15
Beryllium fumes
0
6
0.00
Welder, etc.
2004-12-15
Cadmium oxide fumes
3.92
100
0.04
Welder, etc.
2004-12-15
Chromium, insoluble
0
3
0.00
Welder, etc.
2004-12-15
Cobalt fumes
1.96
300
0.01
Welder, etc.
2004-12-15
Copper fumes
1.96
300
0.01
Welder, etc.
2004-12-15
Iron oxide fumes
1.32
20
0.07
Welder, etc.
2004-12-15
Lead fumes
1.96
450
0.00
Welder, etc.
2004-12-15
Magnesium oxide fumes
0.01
20
0.00
Welder, etc.
2004-12-15
Manganese fumes
0.16
5
0.03
Welder, etc.
2004-12-15
Molybdenum fumes
0
20
0.00
Welder, etc.
2004-12-15
Nickel fumes
0
3
0.00
Welder, etc.
2004-12-15
Titanium dioxide fumes
0.03
20
0.00
Welder, etc.
2004-12-15
Vanadium fumes
0
50
0.00
Welder, etc.
2004-12-15
Zinc oxide fumes
0
10
0.00
Welder, etc.
2004-12-15
Quartz, respirable, >1% Qtz
0.23
0.73
0.32
Front-end Loader Operator
2004-12-15
Quartz, respirable, >1% Qtz
0.12
1.02
0.12
Backhoe Operator
2004-12-15
Quartz, respirable, >1% Qtz
0.58
1.87
0.31
Crusher Oper/Worker
2004-12-15
Aluminum oxide fumes
0.1
20
0.01
Welder, etc.
2004-09-15
Quartz, respirable, >1% Qtz
0.57
0.69
0.83
Front-end Loader Operator
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
2018
0
2017
9
2009
0
2008
2
2007
5
2006
4
2005
7
2004
13
2003
0
2002
1
2001
3
2000
7
Source: MSHA quarterly employment and production, updated weekly.
Plourde Sand Allenstown Quarry sits in Merrimack County, New Hampshire, where the Census mining category is 0.1% 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.
Merrimack County, New Hampshire · Population 155,018
0.1%
Mining share of county employment
$93,944
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
2018 Q1
0
0
0
2017 Q3
5,074
0
0
0.0
2009 Q4
8
0
0
0.0
2009 Q3
0
0
0
2009 Q2
0
0
0
2009 Q1
0
0
0
2008 Q1
162
0
0
0.0
2007 Q4
2,176
1
0
459.6
Show 31 earlier quartersHide earlier quarters
Quarter
Hours worked
Citations
S&S
Per 1M hrs
2007 Q3
2,025
0
0
0.0
2007 Q2
1,370
9
0
6569.3
2007 Q1
288
0
0
0.0
2006 Q4
787
0
0
0.0
2006 Q3
875
0
0
0.0
2006 Q2
909
0
0
0.0
2006 Q1
879
0
0
0.0
2005 Q4
1,659
2
0
1205.5
2005 Q3
2,544
0
0
0.0
2005 Q2
2,213
0
0
0.0
2005 Q1
1,470
0
0
0.0
2004 Q4
2,132
2
0
938.1
2004 Q3
2,375
13
8
5473.7
2004 Q2
839
0
0
0.0
2004 Q1
641
0
0
0.0
2003 Q4
0
1
0
2003 Q3
0
0
0
2003 Q2
0
1
0
2003 Q1
0
0
0
2002 Q4
310
0
0
0.0
2002 Q3
0
0
0
2002 Q2
0
0
0
2002 Q1
561
0
0
0.0
2001 Q4
834
3
0
3597.1
2001 Q3
829
0
0
0.0
2001 Q2
1,033
0
0
0.0
2001 Q1
1,608
0
0
0.0
2000 Q4
9,669
0
0
0.0
2000 Q3
1,817
1
0
550.4
2000 Q2
1,734
2
0
1153.4
2000 Q1
750
0
0
0.0
No fatalities recorded at this mine.
Reportable incidents
2 on file
2001 · 1 incident
March 19, 2001NH · Metal/Non-Metalfront-end loader, scraper-loader operator, pan operator, payloader, scraper rig operatorSLIP OR FALL OF PERSON