Plant 1 Metal/Non-Metal
Johner Gravel, Inc.
· Surface
Controlled by
Eric S Johner; Kent S Johner
Spearfish,
Lawrence County,
SD
·
Intermittent
MSHA Mine ID: 3901534
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Email me when a new MSHA incident is filed at Plant 1.
- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2009
36
citations
10
significant & substantial
$5,677
proposed penalties
$5,677
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 | 276 | 3 | 1 | 10869.6 |
| 2025 Q3 | 472 | 0 | 0 | 0.0 |
| 2025 Q2 | 167 | 0 | 0 | 0.0 |
| 2025 Q1 | 174 | 0 | 0 | 0.0 |
| 2024 Q4 | 77 | 1 | 0 | 12987.0 |
| 2024 Q3 | 283 | 0 | 0 | 0.0 |
| 2024 Q2 | 253 | 2 | 0 | 7905.1 |
| 2024 Q1 | 271 | 0 | 0 | 0.0 |
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.