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Establishment profile

TESORO REFINING & MARKETING COMPANY LLC

2350 EAST 223RD STREET, CARSON, CA, 90810
Operated by Tesoro Refining & Marketing Company LLC · 1 of 3 establishments
324110Petroleum Refineries

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OSHA inspections
21
over 12 years
Violations
48
$233,840 in penalties
SVEP
YES
Severe violator program
Violations across 2 federal agencies
Enforcement actions from multiple agencies may indicate systemic compliance issues across functions.
Accident investigations on record
1 fatality · 6 National Emphasis Program inspections · 3 OSHA follow-ups

Summary

TESORO REFINING & MARKETING COMPANY LLC has accumulated 48 OSHA violations across 21 inspections over 12 years of recorded history, with $233,840 in total assessed penalties.

The establishment sits in the 97th percentile for violations within its industry-state peer group of 343 employers. Inspection frequency runs at the 97th percentile. The most recent enforcement activity was recorded 1 year ago.

Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.

Agency coverage

TESORO REFINING & MARKETING COMPANY LLC appears in OSHA workplace safety and NLRB labor relations records only. No matching records were found in WHD wage enforcement, MSHA mine safety, EPA environmental compliance, OFLC visa and labor certification (historical), FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, UVA Corporate Prosecution Registry, CPSC product recalls, or NHTSA vehicle recalls.

OSHA workplace safety

Inspections
21
1.8 / yr · last 12 yrs
Violations
48
4.0 / yr
Penalties
$233,840
$4,872 avg / violation
10% serious90% other
Inspection trigger · planned
8 of 21
Inspection trigger · complaint
6 of 21

62% of inspections at this establishment produced violations, with 5 inspections producing serious-or-greater violations.

Most-cited OSHA standards

Top OSHA standards cited at this employer, ranked by citation count. Standards (CFR sections) cluster citations into safety themes -- machine guarding, lockout-tagout, hazard communication, fall protection, process safety, etc. A concentration on one or two sections reveals a pattern that individual citations don’t. 20 distinct standards shown · 27 citations in this view · $221,315 in penalties.

CFR sectionCitationsInspectionsTotal penaltyFirst citedLast cited
29 CFR 5189.0001 J0222$100,800Aug 2020Oct 2023
29 CFR 5189.0001 J0122$33,680Aug 2020Sep 2025
29 CFR 5189.0001 F0422$21,910Aug 2020Mar 2024
29 CFR 5189.0001 O0522$8,810Aug 2020Oct 2023
5162(C)22$1,875Jul 2015Sep 2025
330822$1,500Jul 2015Jul 2019
29 CFR 5189.0001 N0122$1,495Jul 2019Sep 2025
5141(A)11$18,000Oct 2023Oct 2023
6777(B)11$7,650Mar 2023Mar 2023
4050(A)11$6,750Jul 2019Jul 2019
3302(A)11$5,735Dec 2025Dec 2025
29 CFR 5189.0001 F0311$5,625Aug 2020Aug 2020
5162(A)11$1,125Sep 2025Sep 2025
29 CFR 5189.0001 X1211$1,125Sep 2025Sep 2025
29 CFR 5189.0001 O0611$1,000Oct 2023Oct 2023
29 CFR 5189.0001 F0111$1,000Oct 2023Oct 2023
29 CFR 5189.0001 X0111$935Sep 2025Sep 2025
5155(C)(3)11$800Oct 2023Oct 2023
4002(A)11$750Sep 2025Sep 2025
29 CFR 5189.0001 D0611$750Sep 2025Sep 2025

Source: OSHA inspection citations (violation_detail). CFR section codes can be looked up at osha.gov/laws-regs for the formal standard text. Per-inspection detail and the specific violation descriptions are available by expanding individual inspections below.

Peer comparison

97th

Worse on violations than nearly every other employer in NAICS 3241 within CA. Peer group: 343 employers. This establishment has 48 OSHA violations; peer median is 2.

Fewer violationsMore violations
Penalty percentile
98th
peer median: $750
Inspection frequency
97th
peer median: 1

Safety self-report (OSHA 300A)

Recordable injury rates the employer filed with OSHA’s Injury Tracking Application. DART covers cases with days away, restricted, or transferred; TRIR is the total recordable case rate.

DART rate
0.0
vs industry
−0.2
TRIR
0.0
vs industry
−0.4

Reported for 28 average annual employees at this establishment.

Source: OSHA ITA Form 300A (employer self-reported). Rates are per 100 full-time equivalent workers. Establishments below the ~10-FTE threshold are not required to report.

Industry benchmark

Industry avg TRIR
0.4
BLS SOII 2024
Industry avg DART
0.2
BLS SOII 2024
Self-reported TRIR
0.0
OSHA ITA Form 300A (employer self-reported)

BLS rates reflect industry-wide averages. Self-reported figures come from OSHA’s Injury Tracking Application; absence of self-reported data does not necessarily indicate non-compliance — many establishments fall below the ITA reporting threshold.

Inspection breakdown

Planned
8
Complaint
6
Accident
2
Referral
1

Complaint- and accident-triggered inspections are stronger risk signals than routine planned inspections.

OSHA severe injury reports

No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for TESORO REFINING & MARKETING COMPANY LLC. Verify directly with Occupational Safety and Health Administration

OSHA accident events

Accidents, fatalities, and catastrophes documented during OSHA inspections at this employer. Each entry links to the inspection that recorded it.

DateEventInjuriesHospitalizedFatalities
Jan 13, 2021Infectious DiseaseFatality11

Source: OSHA accident investigations. Narratives are recorded by the inspecting officer and may be truncated.

Activity timeline

Data refreshed
Weekly
First OSHA inspection
Most recent activity
1 year ago

Most recent federal enforcement activity recorded 1 year ago. Data on this page is refreshed weekly.

Wage & Hour Division (WHD)

No WHD wage, overtime, or child-labor enforcement cases on file for TESORO REFINING & MARKETING COMPANY LLC. Verify directly with Wage and Hour Division

Mine safety (MSHA)

No MSHA mine safety violations on file for TESORO REFINING & MARKETING COMPANY LLC. Verify directly with Mine Safety and Health Administration

Labor relations (NLRB)

Company-level in CA — for Tesoro Refining & Marketing Company LLC, not this location alone

Total cases
16
Unfair labor practice
15

National Labor Relations Board — unfair labor practice charges and union representation cases. The NLRB records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other Tesoro Refining & Marketing Company LLC locations in the same state.

NLRB cases

National Labor Relations Board cases involving this employer. Includes unfair labor practice (ULP) filings and representation election proceedings. NLRB enforcement is process-driven; no per-case monetary penalty is assessed (remedies are case-by-case backpay orders, posting requirements, election re-runs, etc.). 16 cases · 15 ULP

Case numberTypeFiledClosedStatusRegion
32-CA-158835Unfair labor practiceAug 2015Jul 2016ClosedRegion 32, Oakland, California
32-CA-156782Unfair labor practiceJul 2015Jul 2016ClosedRegion 32, Oakland, California
32-CA-155071Unfair labor practiceJun 2015Jul 2015ClosedRegion 32, Oakland, California
21-CA-146968Unfair labor practiceFeb 2015Feb 2017ClosedRegion 21, Los Angeles, California
32-CA-146812Unfair labor practiceFeb 2015Mar 2015ClosedRegion 32, Oakland, California
21-CA-146903Unfair labor practiceFeb 2015Mar 2015ClosedRegion 21, Los Angeles, California
32-CA-146248Unfair labor practiceFeb 2015Mar 2015ClosedRegion 32, Oakland, California
32-CA-145929Unfair labor practiceFeb 2015Mar 2015ClosedRegion 32, Oakland, California
21-CA-145798Unfair labor practiceFeb 2015Mar 2015ClosedRegion 21, Los Angeles, California
32-CA-145640Unfair labor practiceFeb 2015Mar 2015ClosedRegion 32, Oakland, California
21-CA-145711Unfair labor practiceFeb 2015Mar 2015ClosedRegion 21, Los Angeles, California
21-UD-137789UDSep 2014Nov 2014ClosedRegion 21, Los Angeles, California
32-CA-025548Unfair labor practiceJan 2011Sep 2011ClosedRegion 32, Oakland, California
32-CA-025547Unfair labor practiceJan 2011Sep 2011ClosedRegion 32, Oakland, California
32-CA-025478Unfair labor practiceNov 2010Sep 2011ClosedRegion 32, Oakland, California
32-CA-025477Unfair labor practiceNov 2010Sep 2011ClosedRegion 32, Oakland, California

Source: NLRB case files. Rows shown are those the agency has published. Region numbers (1–31) correspond to NLRB's geographic offices.

Visa & labor certification (OFLC) — historical

No H-1B, H-2A, or H-2B labor condition applications on file (historical data only — DOL ended OFLC publication) for TESORO REFINING & MARKETING COMPANY LLC. Verify directly with Office of Foreign Labor Certification

Environmental compliance (EPA)

No EPA inspections or formal enforcement actions on file for TESORO REFINING & MARKETING COMPANY LLC. Verify directly with Environmental Protection Agency

Federal criminal prosecution record

No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for TESORO REFINING & MARKETING COMPANY LLC. Verify directly with UVA Corporate Prosecution Registry

Inspection history

DateTriggerViolationsSeriousPenalty
2025-07-21Planned0$0
2025-07-10Unprogrammed Related11$5,735
2025-04-03Planned131$29,050
2025-01-24Complaint0$0
2023-11-14Planned1$16,285
2023-07-26Complaint0$0
2023-05-04Accident62$35,350
2023-01-31Complaint2$420
2022-09-26Unprogrammed Related1$7,650
2022-09-23Unprogrammed Related0$0
2021-04-08Planned0$0
2021-01-20Complaint1$750
2021-01-07Fatality/Catastrophe0$0
2020-12-22Complaint0$0
2020-02-26Referral51$119,740
2019-02-14Planned3$8,435
2018-12-13Complaint0$0
2015-11-18Accident1$750
2015-01-14Planned7$4,500
2013-12-13Planned6$4,500
2013-12-13Planned1$675

Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.

In the news

Part of a larger organization

TESORO REFINING & MARKETING COMPANY LLC is one of 3 establishments rolled up under the parent organization Tesoro Refining & Marketing Company LLC.

Federal enforcement records on this page represent activity at this specific establishment only. The full enforcement footprint of Tesoro Refining & Marketing Company LLC across all 3 of its tracked locations is viewable on the parent profile.

Other employers in this industry and state

Other employers in petroleum refineries within CA, ordered by federal enforcement volume:

Other locations under this parent

Other establishments operated by Tesoro Refining & Marketing Company LLC, ordered by federal enforcement volume:

Related searches

About this data

This profile aggregates federal enforcement records on TESORO REFINING & MARKETING COMPANY LLC from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.

Establishments are matched across agencies using normalized employer name, state, and ZIP code. This establishment resolves to the parent rollup Tesoro Refining & Marketing Company LLC, which operates 3 establishments in our dataset.

OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.

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Frequently asked

What is TESORO REFINING & MARKETING COMPANY LLC's OSHA violation history?
TESORO REFINING & MARKETING COMPANY LLC has 21 OSHA inspections on record with 48 violations and $233,840 in total penalties.
How does TESORO REFINING & MARKETING COMPANY LLC's safety record compare to its industry?
TESORO REFINING & MARKETING COMPANY LLC operates in the petroleum refineries industry. The industry average Total Recordable Incident Rate (TRIR) is 0.4. TESORO REFINING & MARKETING COMPANY LLC's self-reported DART rate is 0 compared to an industry average of 0.2.
Has TESORO REFINING & MARKETING COMPANY LLC had any workplace fatalities?
Yes. Federal records show 1 fatality investigation involving TESORO REFINING & MARKETING COMPANY LLC.