PVRE Pit #1 Metal/Non-Metal
Chamberlain's, LLC
· Surface
Controlled by
Tyler Chamberlain; Mason Chamberlain
Sterling,
Logan County,
CO
·
Intermittent
MSHA Mine ID: 0505131
PVRE Pit #1 has $6K 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 2020
34
citations
8
significant & substantial
$6,179
proposed penalties
$6,179
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2020
10
inspections on record
156
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: 156 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
PVRE Pit #1 has $6K 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.$6K
proposed penalties
$6K
current assessed
$6K
paid to date
$0
outstanding
23 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-03-25.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also
the operator's enforcement record
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 |
|---|---|---|---|---|
| 2025 Q4 | 479 | 0 | 0 | 0.0 |
| 2025 Q3 | 1,018 | 3 | 0 | 2947.0 |
| 2025 Q2 | 1,032 | 0 | 0 | 0.0 |
| 2025 Q1 | 368 | 0 | 0 | 0.0 |
| 2024 Q4 | 717 | 0 | 0 | 0.0 |
| 2024 Q3 | 805 | 2 | 1 | 2484.5 |
| 2024 Q2 | 921 | 0 | 0 | 0.0 |
| 2024 Q1 | 399 | 0 | 0 | 0.0 |
Show 13 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 677 | 0 | 0 | 0.0 |
| 2023 Q3 | 514 | 0 | 0 | 0.0 |
| 2023 Q2 | 125 | 0 | 0 | 0.0 |
| 2023 Q1 | 182 | 0 | 0 | 0.0 |
| 2022 Q4 | 72 | 0 | 0 | 0.0 |
| 2022 Q3 | 16 | 0 | 0 | 0.0 |
| 2022 Q2 | 167 | 0 | 0 | 0.0 |
| 2022 Q1 | 15 | 0 | 0 | 0.0 |
| 2021 Q4 | 307 | 0 | 0 | 0.0 |
| 2021 Q3 | 783 | 0 | 0 | 0.0 |
| 2021 Q2 | 350 | 0 | 0 | 0.0 |
| 2021 Q1 | 231 | 0 | 0 | 0.0 |
| 2020 Q4 | 120 | 27 | 7 | 225000.0 |
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.
For insurers, brokers, and safety consultants
The full compliance file on PVRE Pit #1
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.