Establishment profile
DIAMOND MAINTENANCE SERVICES LLC
807 E MISSION RD, SAN MARCOS, CA, 92069
Operated by Noble Corp plc · 1 of 185 establishments
562991 — Septic Tank and Related Services
Summary
DIAMOND MAINTENANCE SERVICES LLC has accumulated 6 OSHA violations across 2 inspections over 14 years of recorded history, with $12,040 in total assessed penalties.
The establishment sits in the 90th percentile for violations within its industry-state peer group of 1,144 employers. Inspection frequency runs at the 86th percentile. The most recent enforcement activity was recorded 11 years ago.
Federal records were found in 1 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
DIAMOND MAINTENANCE SERVICES LLC appears in OSHA workplace safety record only. No matching records were found in WHD wage enforcement, MSHA mine safety, EPA environmental compliance, NLRB labor relations, 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. Single-agency enforcement records typically indicate either a discrete incident-based inspection or a low-risk operational profile.
OSHA workplace safety
100% of inspections at this establishment produced 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. 6 distinct standards shown · 6 citations in this view · $12,040 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 3650(T)(27) | 1 | 1 | $5,400 | Mar 2015 | Mar 2015 |
| 342(A) | 1 | 1 | $5,000 | Mar 2015 | Mar 2015 |
| 3203(A)(7) | 1 | 1 | $515 | Mar 2015 | Mar 2015 |
| 3203 A | 1 | 1 | $375 | Mar 2012 | Mar 2012 |
| 3220 A | 1 | 1 | $375 | Mar 2012 | Mar 2012 |
| 3395 F03 | 1 | 1 | $375 | Mar 2012 | Mar 2012 |
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 most other employers in NAICS 5629 within CA. Peer group: 1,144 employers. This establishment has 6 OSHA violations; peer median is 1.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for DIAMOND MAINTENANCE SERVICES LLC. 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 DIAMOND MAINTENANCE SERVICES 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.
| Date | Event | Injuries | Hospitalized | Fatalities | |
|---|---|---|---|---|---|
| Dec 29, 2011 | AMPUTATED,FINGER,CAUGHT BY,ENGINE,JACK,HAND | 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 11+ years. Most recent activity: 11 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 DIAMOND MAINTENANCE SERVICES LLC. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
No MSHA mine safety violations on file for DIAMOND MAINTENANCE SERVICES LLC. Verify directly with Mine Safety and Health Administration →
Labor relations (NLRB)
No NLRB unfair labor practice charges or union representation cases on file for DIAMOND MAINTENANCE SERVICES LLC. 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 DIAMOND MAINTENANCE SERVICES LLC. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for DIAMOND MAINTENANCE SERVICES LLC. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for DIAMOND MAINTENANCE SERVICES LLC. Verify directly with UVA Corporate Prosecution Registry →
Federal contracts
No federal contracts are recorded to this specific location.
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
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2014-12-10 | Accident | 3 | 1 | $10,915 | |
| 2012-02-07 | Accident | 3 | — | $1,125 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Part of a larger organization
DIAMOND MAINTENANCE SERVICES LLC is one of 185 establishments rolled up under the parent organization Noble Corp plc.
Federal enforcement records on this page represent activity at this specific establishment only. The full enforcement footprint of Noble Corp plc across all 185 of its tracked locations is viewable on the parent profile.
Other employers in this industry and state
Other employers in septic tank and related services within CA, ordered by federal enforcement volume:
- UNITED SITE SERVICES, INC.OAKLAND — 2 federal enforcement records
- UNITED SITE SERVICES OF CALIFORNIA, INC.SALINAS — 2 federal enforcement records
- Diamond Environmental ServicesPerris — 2 federal enforcement records
- DIAMOND ENVIRONMENTAL SERVICESSAN DIEGO — 2 federal enforcement records
- ZWEIGLE SEPTIC SERVICEREEDLEY — 1 federal enforcement record
- TIMOTHY BASS INC.MERCED — 1 federal enforcement record
- UNITED SITE SERVICESMODESTO — 1 federal enforcement record
- UNITED SITE SERVICESMALIBU — 1 federal enforcement record
- UNITED SITE SERVICESAZUSA — 1 federal enforcement record
- VJL WASTE MANAGEMENT SERVICES INCHESPERIA — 1 federal enforcement record
Other locations under this parent
Other establishments operated by Noble Corp plc, ordered by federal enforcement volume:
- DIAMOND MATERIALS, LLCWILMINGTON, DE — 2 federal enforcement records
- DIAMOND MATERIALS LLCWILMINGTON, DE — 2 federal enforcement records
- DIAMOND MATERIALS, LLCNEWARK, DE — 2 federal enforcement records
- DIAMOND MATTRESS INCRANCHO DOMINGUEZ, CA — 2 federal enforcement records
- DIAMOND MATERIALS, LLCKENNETT SQUARE, PA — 2 federal enforcement records
- DIAMOND MANUFACTURING OF BLUFFTON, LTDBLUFFTON, OH — 2 federal enforcement records
- DIAMOND M FIRE PROTECTION INCCOTTONWOOD, CA — 1 federal enforcement record
- NOBLE DRILLING SERVICES, INC.BROWNSVILLE, TX — 1 federal enforcement record
- DIAMOND MANUFACTURING COMPANYWYOMING, PA — 1 federal enforcement record
- DIAMOND METAL PRODUCTS INCANDOVER, MN — 1 federal enforcement record
Related searches
- All Noble Corp plc locationsParent rollup
- Septic Tank and Related ServicesAll employers in this industry
- Employers in CAState-wide enforcement data
- Septic Tank and in CAIndustry × state cross-filter
About this data
This profile aggregates federal enforcement records on DIAMOND MAINTENANCE SERVICES 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 Noble Corp plc, which operates 185 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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Contact sales →Frequently asked
- What is DIAMOND MAINTENANCE SERVICES LLC's OSHA violation history?
- DIAMOND MAINTENANCE SERVICES LLC has 2 OSHA inspections on record with 6 violations and $12,040 in total penalties.
- How does DIAMOND MAINTENANCE SERVICES LLC's safety record compare to its industry?
- DIAMOND MAINTENANCE SERVICES LLC operates in the septic tank and related services industry. The industry average Total Recordable Incident Rate (TRIR) is 1.8.