Manhattan Gulch, LLC operator
Controlled by
Manhattan Gulch Partners LLC; AU Mines Inc
MSHA operator ID: 0151753
- Fatalities
- 0
- Total incidents
- 1
- Mines on record
- 1
- Years on record
- 2017
Compliance record
MSHA citations since 2017
126
citations
38
significant & substantial
$258,464
proposed penalties
$37,793
paid to date
15% of proposed penalties paid to date, a $220,671 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2017
18
inspections on record
520
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: 520 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.$258K
proposed penalties
$258K
current assessed
$38K
paid to date
$221K
outstanding
124 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2025-12-23.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Top causes
- SLIP OR FALL OF PERSON 1 non-fatal
Incident timeline
2017
1
Mines on record
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The full compliance file on Manhattan Gulch, LLC
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.