Safety Incidents OSHA Severe Injury Reports · 2015–2025
2,004,209Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

OSHA Inspection: PORTOLA MINERALS COMPANY

Planned inspection · Safety discipline

On , OSHA opened a planned safety inspection of PORTOLA MINERALS COMPANY in 24599 MARBLE QUARRY ROAD, COLUMBIA, CA 95310 (NAICS 212319). OSHA activity number 343145900.

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Site address
24599 MARBLE QUARRY ROAD
City
COLUMBIA
State
CA
ZIP
95310
Mailing
24599 MARBLE QUARRY ROAD, COLUMBIA, CA 95310
Inspection type
Planned (H)
Scope
Complete (A)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
212319
Employees
49
Ownership type
A

10 citations on file for this inspection.

23400016 A

Other-than-serious Gravity 5 2 instances 8 exposed
Issued
Abate by
Penalty
Initial $300.00 · Current $300.00
Recent events (1)
  • — Z (O) $300

3214(C)

Other-than-serious Gravity 5 2 instances 8 exposed
Issued
Abate by
Penalty
Initial $225.00 · Current $225.00
Recent events (1)
  • — Z (O) $225

3220(B)

Other-than-serious Gravity 5 1 instance 49 exposed
Issued
Abate by
Penalty
Initial $300.00 · Current $300.00
Recent events (1)
  • — Z (O) $300

3221(B)

Other-than-serious Gravity 5 1 instance 49 exposed
Issued
Abate by
Penalty
Initial $300.00 · Current $300.00
Recent events (1)
  • — Z (O) $300

3314(G)(1)(B)

Other-than-serious Gravity 10 50 instances 49 exposed
Issued
Abate by
Penalty
Initial $600.00 · Current $600.00
Recent events (1)
  • — Z (O) $600

3314(J)(3)

Other-than-serious Gravity 5 1 instance 49 exposed
Issued
Abate by
Penalty
Initial $300.00 · Current $300.00
Recent events (1)
  • — Z (O) $300

3328(D)

Other-than-serious Gravity 5 3 instances 8 exposed
Issued
Abate by
Penalty
Initial $375.00 · Current $375.00
Recent events (1)
  • — Z (O) $375

3395(D)(3)

Other-than-serious Gravity 10 1 instance 49 exposed
Issued
Abate by
Penalty
Initial $600.00 · Current $600.00
Recent events (1)
  • — Z (O) $600

6151(C)(1)

Other-than-serious Gravity 5 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $225.00 · Current $225.00
Recent events (1)
  • — Z (O) $225

7016(I)

Other-than-serious Gravity 5 2 instances 2 exposed
Issued
Abate by
Penalty
Initial $300.00 · Current $300.00
Recent events (1)
  • — Z (O) $300

View PORTOLA MINERALS COMPANY's full OSHA safety record →

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). The original IMIS detail view is available at OSHA's Establishment Search for activity number 343145900.