TESORO REFINING & MARKETING COMPANY LLC

According to U.S. Department of Labor enforcement records, TESORO REFINING & MARKETING COMPANY LLC — a petroleum refineries facility located at 150 SOLANO WAY, MARTINEZ, CA 94553 — was the subject of a formal OSHA inspection that resulted in 17 citation(s) and cumulative proposed penalties of $188,370.00. The inspection case was opened on 2026-03-05.

Cumulative penalties significantly exceed the national median for OSHA enforcement actions. The penalty amount suggests multiple high-gravity citations, indicating conditions that presented a substantial probability of death or serious physical harm to employees.

BLS Injury Data: According to the Bureau of Labor Statistics (2022), this industry sector has an occupational injury rate of 3.3 per 100 full-time workers — 22% above the national average of 2.7. The sector fatality rate is 2.3 per 100,000 workers.

EPA Environmental Record: The EPA shows no current violations for this facility. regulated under: Clean Air Act. Source: EPA ECHO database.

Industry Benchmark: The total penalty of $188,370.00 is more than 22.4× the national average of $8,414.32 for facilities in the Manufacturing sector (NAICS 324110). This sector encompasses 52,095 inspected facilities nationwide with aggregate penalties totaling $438.3M.

State Context: Within CA, this facility's penalty places it at the 100th percentile among 184,062 inspected facilities. The statewide average penalty is $3,010.44.

Citation Analysis: The inspection produced 17 citations spanning 0 distinct OSHA regulatory standards. The citation breakdown includes: 8 other-than-serious — The violation has a direct relationship to job safety and health but is unlikely to cause death or serious physical harm. 7 serious — A workplace hazard that could cause death or serious physical harm exists, and the employer knew or should have known about the condition.

Enforcement Timeline: Citations were issued beginning December 17, 2021 with the latest abatement deadline set for May 28, 2024. Of the 17 total citations, 0 (0%) have been marked as abated in DOL records, which may indicate ongoing compliance gaps requiring further regulatory attention.

Penalty Assessment: The cumulative penalty of $188,370.00 reflects OSHA's gravity-based penalty calculation methodology, which considers the severity of potential injury, the probability of occurrence, the employer's size, good faith, and violation history. The per-citation average of $11,080.59 falls within the standard penalty range.

The enforcement record for Tesoro’s Martinez refinery reveals a profound systemic breakdown in Process Safety Management