Establishment profile
HYDRAULICS INTERNATIONAL, INC.
20961 KNAPP ST., CHATSWORTH, CA, 91311
332710 — Machine Shops
Summary
HYDRAULICS INTERNATIONAL, INC. has accumulated 56 OSHA violations across 9 inspections over 35 years of recorded history, with $31,825 in total assessed penalties.
The establishment sits in the 100th percentile for violations within its industry-state peer group of 388 employers. Inspection frequency runs at the 100th percentile. The most recent 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
HYDRAULICS INTERNATIONAL, INC. appears in OSHA workplace safety, OFLC visa and labor certification (historical), and FMCSA motor carrier registration records only. No matching records were found in WHD wage enforcement, MSHA mine safety, EPA environmental compliance, NLRB labor relations, SAM.gov federal debarment, CMS nursing home enforcement, CPSC product recalls, or NHTSA vehicle recalls.
OSHA workplace safety
89% of inspections at this establishment produced violations, with 3 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 · 26 citations in this view · $27,410 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 5194 H01 | 3 | 3 | $870 | Sep 1991 | Jan 2006 |
| 5194 F04 | 2 | 2 | $310 | Sep 1991 | Oct 1995 |
| 5194 E01 | 2 | 2 | $300 | Sep 1991 | Jul 1994 |
| 5144 C | 2 | 2 | $270 | Sep 1991 | Oct 1995 |
| 5144 F01 | 2 | 2 | $260 | Sep 1991 | Jul 1994 |
| 3328 C | 1 | 1 | $10,125 | Feb 2010 | Feb 2010 |
| 3384(B) | 1 | 1 | $5,060 | Apr 2020 | Apr 2020 |
| 342 A | 1 | 1 | $5,000 | Feb 2010 | Feb 2010 |
| 5451 P | 1 | 1 | $810 | Oct 1995 | Oct 1995 |
| 4184 A | 1 | 1 | $750 | Apr 2004 | Apr 2004 |
| 3328 G | 1 | 1 | $750 | Mar 2004 | Mar 2004 |
| 5150 B01 | 1 | 1 | $420 | Jan 2006 | Jan 2006 |
| 4845 B | 1 | 1 | $375 | May 2003 | May 2003 |
| 4070 A | 1 | 1 | $325 | Oct 1995 | Oct 1995 |
| 6151 E02 | 1 | 1 | $325 | Oct 1995 | Oct 1995 |
| 3203 B | 1 | 1 | $300 | May 2003 | May 2003 |
| 29 CFR 1430.0040 A | 1 | 1 | $300 | May 2003 | May 2003 |
| 461 A | 1 | 1 | $300 | Jul 1994 | Jul 1994 |
| 29 CFR 2340.0016 B01 | 1 | 1 | $280 | Feb 2010 | Feb 2010 |
| 5144 C01 | 1 | 1 | $280 | Jan 2006 | Jan 2006 |
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
Worse on violations than nearly every other employer in NAICS 3327 within CA. Peer group: 388 employers. This establishment has 56 OSHA violations; peer median is 4.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for HYDRAULICS INTERNATIONAL, INC.. Verify directly with OSHA Injury Tracking Application →
Industry benchmark
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
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 HYDRAULICS INTERNATIONAL, INC.. 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.
| Date | Event | Injuries | Hospitalized | Fatalities | |
|---|---|---|---|---|---|
| Feb 4, 2020 | Amputated,Amputation,Caught By,Finger,Glove,Lathe,Metal Pipe,Pipe,Pulled In | 1 | 1 | — | |
| Aug 10, 2009 | LATHE,CONTROL LEVER,LOCKING PINS,MACHINE OPERATOR,THUMB,CAUGHT BETWEEN,LACERATION | 1 | 1 | — |
Source: OSHA accident investigations. Narratives are recorded by the inspecting officer and may be truncated.
Activity timeline
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 HYDRAULICS INTERNATIONAL, INC.. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
No MSHA mine safety violations on file for HYDRAULICS INTERNATIONAL, INC.. Verify directly with Mine Safety and Health Administration →
Labor relations (NLRB)
No NLRB unfair labor practice charges or union representation cases on file for HYDRAULICS INTERNATIONAL, INC.. Verify directly with National Labor Relations Board →
Visa & labor certification (OFLC) — historical
Office of Foreign Labor Certification — labor condition applications for H-1B, H-2A, H-2B visa programs. Wage ratio = offered / prevailing wage. Historical data only: DOL ended OFLC Performance Data Disclosure publication in 2026, so the figures above reflect filings through the last ingested cycle and are not being refreshed. Treat as a historical snapshot, not a current signal.
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for HYDRAULICS INTERNATIONAL, INC.. Verify directly with Environmental Protection Agency →
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). 3 facilities.
| Facility | Permits | Status | Inspections | Formal actions | Penalties | Last inspected | ECHO |
|---|---|---|---|---|---|---|---|
HYDRAULICS INTERNATIONAL INC 20961 W KNAPP ST · CHATSWORTH, CA, 91311 | RCRA | No Violation Identified | 0 | 0 | — | — | View → |
HYDRAULICS INTERNATIONAL INC 9201 INDEPENDENCE AVE · CHATSWORTH, CA, 91311 | RCRA | No Violation Identified | 0 | 0 | — | — | View → |
HYDRAULICS INTERNATIONAL INC 9000 MASON AVE · CHATSWORTH, CA, 91311 | RCRA | No Violation Identified | 0 | 0 | — | — | View → |
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)
Federal Motor Carrier Safety Administration — DOT-regulated carrier registration and fleet data.
Federal contracts
This location
Consolidated across all USAspending recipient entities under this corporate parent — not attributable to this single location.
Federal contract dollars to this establishment. Primary NAICS: 336413 - OTHER AIRCRAFT PARTS AND AUXILIARY EQUIPMENT MANUFACTURING. Last action: 2026-05-06. Source: USAspending.gov, net obligations. Recipient address is the SAM registration / HQ address, not necessarily the worksite.
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2020-03-04 | Accident | 1 | 1 | $5,060 | |
| 2009-08-20 | Accident | 3 | 1 | $15,405 | |
| 2005-09-01 | Complaint | 4 | — | $1,445 | |
| 2003-09-19 | Complaint | 2 | — | $1,500 | |
| 2002-11-27 | Complaint | 6 | — | $1,460 | |
| 1997-08-11 | Complaint | 0 | — | $0 | |
| 1995-05-30 | Complaint | 19 | 1 | $4,020 | |
| 1994-06-28 | Complaint | 4 | — | $825 | |
| 1991-07-25 | Complaint | 17 | — | $2,110 |
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 machine shops within CA, ordered by federal enforcement volume:
- TTM TECHNOLOGIESSANTA ANA — 3 federal enforcement records
- FELBRO INC.LOS ANGELES — 3 federal enforcement records
- MORGAN ADVANCED CERAMICS INC.AUBURN — 2 federal enforcement records
- FABRICATION CONCEPTS CORPORATIONSANTA ANA — 2 federal enforcement records
- INSPEC MACHINING, LLCCAMARILLO — 2 federal enforcement records
- FABCO AUTOMOTIVE CORPORATIONLIVERMORE — 2 federal enforcement records
- SUNVAIR, INC.VALENCIA — 2 federal enforcement records
- KVAL, INC.PETALUMA — 2 federal enforcement records
- WEST COAST MACHINING INCSANTA FE SPRINGS — 2 federal enforcement records
- CHRISP COMPANYWOODLAND — 2 federal enforcement records
Related searches
- Machine ShopsAll employers in this industry
- Employers in CAState-wide enforcement data
- Machine Shops in CAIndustry × state cross-filter
About this data
This profile aggregates federal enforcement records on HYDRAULICS INTERNATIONAL, INC. from every major federal compliance and enforcement source. 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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Contact sales →Frequently asked
- What is HYDRAULICS INTERNATIONAL, INC.'s OSHA violation history?
- HYDRAULICS INTERNATIONAL, INC. has 9 OSHA inspections on record with 56 violations and $31,825 in total penalties.
- How does HYDRAULICS INTERNATIONAL, INC.'s safety record compare to its industry?
- HYDRAULICS INTERNATIONAL, INC. operates in the machine shops industry. The industry average Total Recordable Incident Rate (TRIR) is 2.7.