Spencer Material Metal/Non-Metal
Spencer Construction
· Surface
Controlled by
Patrick S Spencer; Lindsey Spencer
Tucson,
Pima County,
AZ
·
Intermittent
MSHA Mine ID: 0203460
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2024
10
citations
2
significant & substantial
$1,728
proposed penalties
$1,728
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 | 2,515 | 0 | 0 | 0.0 |
| 2025 Q3 | 5,503 | 0 | 0 | 0.0 |
| 2025 Q2 | 4,327 | 0 | 0 | 0.0 |
| 2025 Q1 | 3,085 | 0 | 0 | 0.0 |
| 2024 Q4 | 2,307 | 4 | 1 | 1733.9 |
| 2024 Q3 | 4,102 | 0 | 0 | 0.0 |
| 2024 Q2 | 1,588 | 0 | 0 | 0.0 |
| 2024 Q1 | 2,371 | 6 | 1 | 2530.6 |
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.