NISS Excavation Rock Quarry Metal/Non-Metal
NISS Excavation, Inc.
· Surface
Controlled by
Corey W Nichols Et AL; Dain E Mann
MASON CITY,
Cerro Gordo County,
IA
·
Abandoned
MSHA Mine ID: 1302501
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2023
8
citations
0
significant & substantial
$1,241
proposed penalties
$1,241
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 Q2 | 0 | 0 | 0 | |
| 2025 Q1 | 0 | 0 | 0 | |
| 2024 Q4 | 0 | 0 | 0 | |
| 2024 Q3 | 1,448 | 2 | 0 | 1381.2 |
| 2024 Q2 | 1,200 | 0 | 0 | 0.0 |
| 2024 Q1 | 0 | 0 | 0 | |
| 2023 Q4 | 514 | 0 | 0 | 0.0 |
| 2023 Q3 | 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.