Sprague Stone LLC Metal/Non-Metal
Sprague Stone LLC
· Surface
Controlled by
Amanda M Sprague; Matt J Sprague
Masonville,
Larimer County,
CO
·
Active
MSHA Mine ID: 0505077
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2017
39
citations
3
significant & substantial
$5,150
proposed penalties
$4,848
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 4,119 | 0 | 0 | 0.0 |
| 2025 Q3 | 3,595 | 2 | 0 | 556.3 |
| 2025 Q2 | 2,953 | 0 | 0 | 0.0 |
| 2025 Q1 | 1,378 | 0 | 0 | 0.0 |
| 2024 Q4 | 3,401 | 3 | 0 | 882.1 |
| 2024 Q3 | 3,908 | 0 | 0 | 0.0 |
| 2024 Q1 | 3,084 | 0 | 0 | 0.0 |
| 2023 Q4 | 2,807 | 4 | 1 | 1425.0 |
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
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.