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Establishment profile

MARATHON PETROLEUM CORP

2101 E. PACIFIC COAST HIGHWAY, WILMINGTON, CA, 90744
Operated by Marathon Petroleum · 1 of 53 establishments
324110Petroleum Refineries
EIN 311537655

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OSHA inspections
1
over 6 years
Violations
0
Penalties
$0
Accident investigations on record
1 OSHA follow-up

Summary

MARATHON PETROLEUM CORP has accumulated 0 OSHA violations across 1 inspection over 6 years of recorded history.

The most recent federal enforcement activity was recorded 6 years ago.

Federal records were found in 1 of 15 sources. Sources without matching records returned empty for this establishment.

Agency coverage

MARATHON PETROLEUM CORP 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
1
0.2 / yr · last 6 yrs
Violations
0
0.0 / yr
Penalties
$0

Peer comparison

0th

Fewer violations than most other employers in NAICS 3241 within CA. Peer group: 343 employers. This establishment has 0 OSHA violations; peer median is 2.

Fewer violationsMore violations
Penalty percentile
0th
peer median: $750
Inspection frequency
0th
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 218 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.

OSHA severe injury reports

No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for MARATHON PETROLEUM CORP. Verify directly with Occupational Safety and Health Administration

Activity timeline

Data refreshed
Weekly
First OSHA inspection
Most recent activity
6 years ago

No federal enforcement activity has been recorded against this establishment in 6+ years. Most recent activity: 6 years ago. Data on this page is refreshed weekly.

Wage & Hour Division (WHD)

No WHD wage, overtime, or child-labor enforcement cases on file for MARATHON PETROLEUM CORP. Verify directly with Wage and Hour Division

Mine safety (MSHA)

No MSHA mine safety violations on file for MARATHON PETROLEUM CORP. Verify directly with Mine Safety and Health Administration

Labor relations (NLRB)

Company-level in CA — for Marathon Petroleum, not this location alone

Total cases
14
Unfair labor practice
14

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 Marathon Petroleum 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.). 14 cases · 14 ULP

Case numberTypeFiledClosedStatusRegion
32-CA-389709Unfair labor practiceJun 2026OpenRegion 32, Oakland, California
32-CA-385797Unfair labor practiceApr 2026OpenRegion 32, Oakland, California
21-CA-359705Unfair labor practiceFeb 2025Aug 2025ClosedRegion 21, Los Angeles, California
21-CA-323370Unfair labor practiceAug 2023Nov 2023ClosedRegion 21, Los Angeles, California
32-CA-323640Unfair labor practiceAug 2023Nov 2024ClosedRegion 32, Oakland, California
21-CA-321891Unfair labor practiceJul 2023Jul 2024ClosedRegion 21, Los Angeles, California
21-CA-319526Unfair labor practiceJun 2023Sep 2024ClosedRegion 21, Los Angeles, California
21-CA-318146Unfair labor practiceMay 2023Jun 2023ClosedRegion 21, Los Angeles, California
21-CA-301737Unfair labor practiceAug 2022Oct 2022ClosedRegion 21, Los Angeles, California
21-CA-297830Unfair labor practiceJun 2022Feb 2023ClosedRegion 21, Los Angeles, California
21-CA-297673Unfair labor practiceJun 2022Feb 2023ClosedRegion 21, Los Angeles, California
21-CA-291469Unfair labor practiceFeb 2022Mar 2022ClosedRegion 21, Los Angeles, California
21-CA-279590Unfair labor practiceJul 2021Oct 2021ClosedRegion 21, Los Angeles, California
21-CA-265241Unfair labor practiceAug 2020Aug 2020ClosedRegion 21, Los Angeles, 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 MARATHON PETROLEUM CORP. Verify directly with Office of Foreign Labor Certification

Environmental compliance (EPA)

No EPA inspections or formal enforcement actions on file for MARATHON PETROLEUM CORP. Verify directly with Environmental Protection Agency

Federal criminal prosecution record

No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for MARATHON PETROLEUM CORP. Verify directly with UVA Corporate Prosecution Registry

Federal contracts

No federal contracts are recorded to this specific location.

Company-wide — TESORO CORPORATION (across 8 entities)
Obligated (5-yr)
$0
Obligated (all-time)
$2.6B
Awards (all-time)
830

Consolidated across all USAspending recipient entities under this corporate parent — not attributable to this single location.

Federal contract activity for the parent corporation. Source: USAspending.gov, net obligations. Recipient address is the SAM registration / HQ address, not necessarily the worksite.

Inspection history

DateTriggerViolationsSeriousPenalty
2020-02-11Unprogrammed Related0$0

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

In the news

Part of a larger organization

MARATHON PETROLEUM CORP is one of 53 establishments rolled up under the parent organization Marathon Petroleum.

Federal enforcement records on this page represent activity at this specific establishment only. The full enforcement footprint of Marathon Petroleum across all 53 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 Marathon Petroleum, ordered by federal enforcement volume:

Related searches

About this data

This profile aggregates federal enforcement records on MARATHON PETROLEUM CORP 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 Marathon Petroleum, which operates 53 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 MARATHON PETROLEUM CORP's OSHA violation history?
MARATHON PETROLEUM CORP has 1 OSHA inspection on record with 0 violations and $0 in total penalties.
How does MARATHON PETROLEUM CORP's safety record compare to its industry?
MARATHON PETROLEUM CORP operates in the petroleum refineries industry. The industry average Total Recordable Incident Rate (TRIR) is 0.4. MARATHON PETROLEUM CORP's self-reported DART rate is 0 compared to an industry average of 0.2.