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Masterank Wax Inc.: OSHA inspections and violations

Pittsburg, California · Petroleum Refineries · NAICS 324110

1inspections
5citation items
$15,000current penalties
Mar 25, 2026last inspection

OSHA has inspected Masterank Wax Inc. once in California.

The inspection began on Mar 25, 2026 after an accident, in Pittsburg.

That inspection ended with 5 citation items: 1 serious and 4 other-than-serious.

Penalties were first proposed at $15,000 and still stand at $15,000.

How that compares: the median penalty per cited inspection for manufacturing employers since 2015 is $4,500, and Masterank Wax Inc. averages $15,000 (1 cited inspection).

Masterank Wax Inc.: OSHA citation items per year, 2026 to 2026
Citation items per year, by inspection date.

California · latest 90 days of OSHA records

1,128employers cited

7 of them in the same industry

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Inspection history

Inspection 348832536 OPENED MAR 25, 2026Closed

Accident · Partial · Safety · 8 employees at the site · Closed Sep 28, 2026

2221 Carion Ct, Pittsburg, CA 94565 · Petroleum Refineries · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 3203(A)
 Other-than-serious$600$600Sep 9, 2026Final
Citation 1, item 2
29 CFR 3317(B)
 Other-than-serious$600$600Sep 9, 2026Final
Citation 1, item 3
29 CFR 3395(H)
 Other-than-serious$600$600Sep 9, 2026Final
Citation 1, item 4
29 CFR 3395(I)
 Other-than-serious$600$600Sep 9, 2026Final
Citation 2, item 1
29 CFR 1670(A)
 Serious$12,600$12,600Sep 9, 2026Final

The rules behind these citations

Current text from the Code of Federal Regulations. Some citations were issued under older wording.

Other petroleum refineries employers in California

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Source: U.S. Department of Labor, OSHA enforcement data. A citation is OSHA's allegation; employers can contest it, and the status column shows where each item stands. Something wrong on this page? Tell us.