Mining Incidents

Kolberg Screener: 2 MSHA citations Metal/Non-Metal

Controlled by Lynette Sue Unzelman
Sioux Falls, Minnehaha County, SD  ·  Abandoned
MSHA Mine ID: 3900526

Kolberg Screener has $132 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
0
Years on record
Latest incident
Compliance record
MSHA citations since 2006
2
citations
1
significant & substantial
$132
proposed penalties
$132
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2006
2
inspections on record
19
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: 19 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Kolberg Screener has $132 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.
$132
proposed penalties
$132
current assessed
$132
paid to date
$0
outstanding
2 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2006-07-10.
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.
50.0%
significant & substantial
0.0%
high negligence or reckless
50.0%
reasonably likely or greater
0.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 100.0% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Ownership history
  1. Myrl & Roys Paving Inc 1989 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2008 0
2007 0
2006 1
Source: MSHA quarterly employment and production, updated weekly.

Kolberg Screener sits in Minnehaha County, South Dakota, 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.
Minnehaha County, South Dakota · Population 200,689
0.1%
Mining share of county employment
$76,074
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
2008 Q2 0 0 0
2008 Q1 0 0 0
2007 Q4 0 0 0
2007 Q3 0 0 0
2007 Q2 0 0 0
2007 Q1 0 0 0
2006 Q4 178 0 0 0.0
2006 Q3 912 2 1 2193.0
Show 1 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2006 Q2 722 0 0 0.0

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.