Greenstone Slate Company operator
Controlled by
Edward Vladyka; Jonathan Hill
MSHA operator ID: 0087245
- Fatalities
- 0
- Total incidents
- 10
- Mines on record
- 2
- Years on record
- 2008–2025
Compliance record
MSHA citations since 2007
101
citations
23
significant & substantial
$13,866
proposed penalties
$13,464
paid to date
97% of proposed penalties paid to date, a $402 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2007
88
inspections on record
1,464
inspection hours
6.9
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.101 citations across 1,464 inspection hours.
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.$14K
proposed penalties
$14K
current assessed
$13K
paid to date
$302
outstanding
100 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
- SLIP OR FALL OF PERSON 7 non-fatal
- HANDLING OF MATERIALS 1 non-fatal
- MACHINERY 1 non-fatal
- POWERED HAULAGE 1 non-fatal
Incident timeline
2025
1
2024
2
2022
1
2017
2
2016
1
2015
1
2008
2
Mines on record
- QUARRY SLATE IND. VT
- JKL QUARRY VT
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The full compliance file on Greenstone Slate 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.