Safety Incidents OSHA Severe Injury Reports · 2015–2025
4,113,118Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

CONCORD, CA —

OSHA Inspection: DIAMOND PETROLEUM, INC

Complaint inspection · Health discipline

At a glance

On , OSHA opened a complaint health inspection of DIAMOND PETROLEUM, INC in 3400 WILLOW PASS RD, CONCORD, CA 94520 (NAICS 447110). OSHA activity number 343108114.

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Where did this inspection happen?

Establishment
DIAMOND PETROLEUM, INC
Site address
3400 WILLOW PASS RD
City
CONCORD
State
CA
ZIP
94520
Mailing
3400 WILLOW PASS RD, CONCORD, CA 94520

What kind of inspection was it?

Inspection type
Complaint (B)
Scope
Partial (B)
Discipline
Health
Advance notice
No
Union status
B

When did the case open and close?

Opened
Closing conference
Case closed
Last modified
Data loaded

Establishment context

NAICS code
447110
Employees
12
Ownership type
A

Citations

2 citations on file for this inspection.

3203(A)

Other-than-serious Gravity 10 1 instance 12 exposed
Issued
Penalty
Initial $250.00 · Current $250.00
Recent events (2)
  • — I (O) $250
  • — Z (O) $250

3203(B)(1)

Other-than-serious 1 instance 12 exposed
Issued
Penalty
Initial $250.00 · Current $0.00 Reduced
Recent events (2)
  • — I (O) $0
  • — Z (O) $250

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Source

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 343108114.