Omya California
Active
Surface
Stone
Operator: Omya Inc.
Controller: Omya Industries Inc
Location: Lucerne Valley, San Bernardino County, CA
Employees: 62
310
Violations
58
S&S Violations
91
Accidents
$91K
Penalties
Recent Violations
View all 310 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 12/16/2025 | 56.20003(a) | S&S | ModNegligence | $398 |
| 12/11/2025 | 56.18002(a) | Non-S&S | ModNegligence | $151 |
| 12/11/2025 | 56.4201(a)(2) | Non-S&S | ModNegligence | $151 |
| 12/11/2025 | 56.4101 | Non-S&S | ModNegligence | $151 |
| 12/11/2025 | 56.17001 | Non-S&S | LowNegligence | $151 |
| 12/11/2025 | 56.14112(a)(1) | Non-S&S | LowNegligence | $151 |
| 12/11/2025 | 56.17001 | Non-S&S | ModNegligence | $151 |
| 12/10/2025 | 56.12004 | Non-S&S | ModNegligence | $177 |
| 12/10/2025 | 56.4101 | Non-S&S | ModNegligence | $398 |
| 12/10/2025 | 56.14207 | Non-S&S | LowNegligence | $177 |
| 10/16/2025 | 50.30(a) | Non-S&S | HighNegligence | $151 |
| 09/17/2025 | 56.20003(a) | S&S | LowNegligence | $267 |
| 09/16/2025 | 56.14107(a) | Non-S&S | LowNegligence | $151 |
| 07/16/2025 | 50.30(a) | Non-S&S | HighNegligence | $151 |
| 04/16/2025 | 50.30(a) | Non-S&S | HighNegligence | $151 |
| 02/06/2025 | 56.12028 | Non-S&S | ModNegligence | $151 |
| 02/04/2025 | 56.20003(a) | Non-S&S | LowNegligence | $151 |
| 01/16/2025 | 50.30(a) | Non-S&S | HighNegligence | $151 |
| 08/01/2024 | 56.14112(b) | Non-S&S | LowNegligence | $147 |
| 07/31/2024 | 56.12032 | Non-S&S | LowNegligence | $147 |
Accidents & Injuries
View all 91 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 08/11/2025 | STRIKING OR BUMPING | DAYS RESTRICTED ACTIVITY ONLY | 1d restricted |
| 07/14/2025 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 6d restricted |
| 10/27/2024 | HANDTOOLS (NONPOWERED) | DYS AWY FRM WRK & RESTRCTD ACT | 1d lost, 2d restricted |
| 04/15/2024 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 32d restricted |
| 02/08/2024 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 135d restricted |
| 12/20/2023 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 8d restricted |
| 10/05/2023 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 22d restricted |
| 09/05/2023 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 4d restricted |
| 03/29/2023 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 29d lost, 52d restricted |
| 01/12/2023 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 2d lost, 7d restricted |
Inspections
View all 81 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 12/09/2025 | 12/16/2025 | 52.50 | 1 |
| 09/15/2025 | 09/17/2025 | 72.50 | 2 |
| 02/03/2025 | 02/06/2025 | 66.00 | 2 |
| 07/29/2024 | 08/02/2024 | 45.00 | 1 |
| 01/25/2024 | 01/29/2024 | 33.75 | 2 |
| 09/05/2023 | 09/08/2023 | 41.50 | 1 |
| 05/17/2023 | 05/17/2023 | 2.50 | 1 |
| 02/09/2023 | 02/15/2023 | 9.75 | 1 |
| 02/09/2023 | 02/09/2023 | 2.00 | 1 |
| 01/26/2023 | 01/26/2023 | 4.50 | 1 |
Mine Details
MSHA Mine ID0400167
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees62
Days/Week7.0
Hours/Shift8.0
Coordinates34.3872220, -116.9458330
Nearest TownLucerne Valley
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Frequently Asked Questions
How many MSHA violations does Omya California have?
Omya California has 310 MSHA violations on record, of which 58 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $91K.
What type of mine is Omya California?
Omya California is a Surface mine producing Stone, located in Lucerne Valley, San Bernardino County, CA. It currently has 62 employees.
Has anyone been injured or killed at Omya California?
According to MSHA records, Omya California has 91 reported accident/injury records and 0 fatalities on file.
Who operates Omya California?
Omya California is operated by Omya Inc. and controlled by Omya Industries Inc. MSHA Mine ID: 0400167.