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Establishment profile

SUPERIOR DUCT FABRICATION

1683 MT VERNON AVE, POMONA, CA, 91768
333415Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing

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OSHA inspections
3
over 15 years
Violations
16
$24,065 in penalties
Penalties
$24,065
$1,504 avg
Violations across 2 federal agencies
Enforcement actions from multiple agencies may indicate systemic compliance issues across functions.
Accident investigations on record
2 hospitalizations

Summary

SUPERIOR DUCT FABRICATION has accumulated 16 OSHA violations across 3 inspections over 15 years of recorded history, with $24,065 in total assessed penalties.

The establishment sits in the 97th percentile for violations within its industry-state peer group of 146 employers. Inspection frequency runs at the 91st percentile. The most recent enforcement activity was recorded 12 years ago.

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

Agency coverage

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

OSHA workplace safety

Inspections
3
0.2 / yr · last 15 yrs
Violations
16
1.1 / yr
Penalties
$24,065
$1,504 avg / violation
50% serious50% other
Inspection trigger · accident
2 of 3
Inspection trigger · planned
1 of 3

100% of inspections at this establishment produced violations, with 2 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. 16 distinct standards shown · 16 citations in this view · $24,065 in penalties.

CFR sectionCitationsInspectionsTotal penaltyFirst citedLast cited
4184 B11$14,400Dec 2010Dec 2010
3999 B11$2,250Sep 2010Sep 2010
4227 A11$2,250Sep 2010Sep 2010
3578 G11$2,250Sep 2010Sep 2010
3384 B11$750Sep 2014Sep 2014
29 CFR 2340.0022 A11$290Sep 2010Sep 2010
29 CFR 2340.0017 A11$250Sep 2010Sep 2010
3664 A11$250Sep 2010Sep 2010
3995 A11$225Sep 2010Sep 2010
4050 A11$225Sep 2010Sep 2010
4051 A11$225Sep 2010Sep 2010
4070 A11$225Sep 2010Sep 2010
4075 A11$225Sep 2010Sep 2010
3314 G11$125Sep 2010Sep 2010
5144 C0211$125Sep 2010Sep 2010
29 CFR 2340.002411Sep 2010Sep 2010

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 3334 within CA. Peer group: 146 employers. This establishment has 16 OSHA violations; peer median is 2.

Fewer violationsMore violations
Penalty percentile
96th
peer median: $1,395
Inspection frequency
91st
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
3.1
vs industry
+2.0
TRIR
3.1
vs industry
+1.0

Reported for 180 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
2.1
BLS SOII 2024
Industry avg DART
1.1
BLS SOII 2024
Self-reported TRIR
3.1
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
1
Accident
2

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 SUPERIOR DUCT FABRICATION. 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
Oct 14, 2010AMPUTATED,SHEET METAL,FINGER,MACHINE OPERATOR,CAUGHT BETWEEN,PRESS11

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
12 years ago

No federal enforcement activity has been recorded against this establishment in 12+ years. Most recent activity: 12 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 SUPERIOR DUCT FABRICATION. Verify directly with Wage and Hour Division

Mine safety (MSHA)

No MSHA mine safety violations on file for SUPERIOR DUCT FABRICATION. Verify directly with Mine Safety and Health Administration

Labor relations (NLRB)

No NLRB unfair labor practice charges or union representation cases on file for SUPERIOR DUCT FABRICATION. Verify directly with National Labor Relations Board

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 SUPERIOR DUCT FABRICATION. Verify directly with Office of Foreign Labor Certification

Environmental compliance (EPA)

EPA inspections
0
Quarters non-compliant
2

EPA Enforcement and Compliance History — Clean Air Act, Clean Water Act, RCRA, Safe Drinking Water Act. Status: No Violation Identified.

EPA-registered facilities

Every EPA ECHO facility associated with this employer, sorted most-significant first. Each row links to EPA’s Detailed Facility Report for the source-of-truth record. Permits column lists active programs (Air = Clean Air Act, Water = Clean Water Act, RCRA = hazardous waste, TRI = Toxics Release Inventory reporting). 1 facility.

FacilityPermitsStatusInspectionsFormal actionsPenaltiesLast inspectedECHO
SUPERIOR DUCT FABRICATION
1683 MOUNT VERNON AVE · POMONA, CA, 91768
WaterRCRANo Violation Identified
QNCR 2
00Sep 2018View →

Source: EPA ECHO (Enforcement and Compliance History Online). Compliance status follows EPA’s own labels (“Sig Violation” = significant noncompliance; QNCR = quarters of noncompliance over the recent reporting window). Inactive facilities (struck through) retain historical enforcement records even after operations ceased.

Motor carrier safety (FMCSA)

DOT number
1817415
Operation
A

Federal Motor Carrier Safety Administration — DOT-regulated carrier registration and fleet data.

Federal criminal prosecution record

No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for SUPERIOR DUCT FABRICATION. Verify directly with UVA Corporate Prosecution Registry

Inspection history

DateTriggerViolationsSeriousPenalty
2014-06-19Accident1$750
2010-10-25Accident11$14,400
2010-06-24Planned147$8,915

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

In the news

Other employers in this industry and state

Other employers in air-conditioning and warm air heating equipment and commercial and industrial refrigeration equipment manufacturing within CA, ordered by federal enforcement volume:

About this data

This profile aggregates federal enforcement records on SUPERIOR DUCT FABRICATION 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.

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 SUPERIOR DUCT FABRICATION's OSHA violation history?
SUPERIOR DUCT FABRICATION has 3 OSHA inspections on record with 16 violations and $24,065 in total penalties.
How does SUPERIOR DUCT FABRICATION's safety record compare to its industry?
SUPERIOR DUCT FABRICATION operates in the air-conditioning and warm air heating equipment and commercial and industrial refrigeration equipment manufacturing industry. The industry average Total Recordable Incident Rate (TRIR) is 2.1. SUPERIOR DUCT FABRICATION's self-reported DART rate is 3.14 compared to an industry average of 1.1.