Williamsville Stone Company operator
Controlled by
Colas S A
MSHA operator ID: L16880
- Fatalities
- 0
- Total incidents
- 11
- Mines on record
- 1
- Years on record
- 2001–2025
Compliance record
MSHA citations since 2000
76
citations
17
significant & substantial
$22,517
proposed penalties
$17,019
paid to date
76% of proposed penalties paid to date, a $5,498 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
60
inspections on record
976
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: 976 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Penalty disposition
ⓘ
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.$23K
proposed penalties
$17K
current assessed
$17K
paid to date
$151
outstanding
75 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2026-05-12.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Top causes
- HANDLING OF MATERIALS 3 non-fatal
- HANDTOOLS (NONPOWERED) 2 non-fatal
- MACHINERY 2 non-fatal
- SLIP OR FALL OF PERSON 2 non-fatal
- OTHER 1 non-fatal
- POWERED HAULAGE 1 non-fatal
Incident timeline
2025
1
2024
2
2022
1
2021
1
2013
1
2012
1
2006
1
2005
1
2002
1
2001
1
Mines on record
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For insurers, brokers, and safety consultants
The full compliance file on Williamsville Stone Company
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.