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Establishment profile

Diamond Environmental Services

807 E Mission Road, SAN MARCOS, CA, 92069
238990All Other Specialty Trade Contractors

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OSHA inspections
0
over 20 years
Violations
0
Penalties
$0
Violations across 2 federal agencies
Enforcement actions from multiple agencies may indicate systemic compliance issues across functions.
Context
No OSHA inspections on record. This does not mean the employer is violation-free — OSHA inspects a small fraction of workplaces annually.

Summary

Diamond Environmental Services has no OSHA inspection history on file. Federal records covering wage, environmental, labor relations, and other agencies are noted below where present.

The most recent federal enforcement activity was recorded 3 years ago.

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

Agency coverage

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

OSHA workplace safety

No OSHA inspections, citations, or accidents on file for Diamond Environmental Services. Verify directly with Occupational Safety and Health Administration

Safety self-report (OSHA 300A)

No self-reported injury rates filed with OSHA's Injury Tracking Application for Diamond Environmental Services. Verify directly with OSHA Injury Tracking Application

Industry benchmark

Industry avg TRIR
1.6
BLS SOII 2024
Industry avg DART
0.9
BLS SOII 2024
Self-reported TRIR
Not in OSHA ITA

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 Diamond Environmental Services. Verify directly with Occupational Safety and Health Administration

Activity timeline

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

No federal enforcement activity has been recorded against this establishment in 3+ years. Most recent activity: 3 years ago. Data on this page is refreshed weekly.

Wage & Hour Division (WHD)

Cases
3
Back wages owed
$309,788
Employees affected
118

Department of Labor Wage & Hour Division — minimum-wage, overtime, child-labor, FMLA, and prevailing-wage enforcement.

Wage and hour breakdown by law

Per-statute totals across all closed DOL Wage & Hour cases against this employer. Backwages reflect amounts the agency assessed; civil penalty is the separate fine where applicable. Some acts (Davis-Bacon, SCA, CWHSSA, H-2B, CCPA) don't carry a civil penalty field in DOL's data. 2 statutes · 121 violations · $309,788 in backwages

StatutePeriodCasesViolationsWorkersBackwagesCivil penalty
FLSA — minimum wage & overtimeJul 2005 – May 20062117115$308,066
Davis-Bacon (federal construction)Feb 2023143$1,722

Source: DOL WHD enforcement database, aggregated per statute. Lifetime totals. A case can cite multiple statutes — so the total here may exceed the case count in the table above.

Wage and hour cases

Closed DOL Wage & Hour Division cases (FLSA, FMLA, H-2B, MSPA, and related statutes). Backwages reflect amounts the agency assessed; civil penalty (CMP) is a separate fine levied on top, where the statute provides for one (FLSA / H-1B / H-2A / MSPA / FMLA / EPPA / FLSA Child Labor; other acts have no CMP column in DOL’s data). The Statutes column lists which laws each case cited. 3 cases · 121 violations · $309,788 in backwages · 118 workers affected

Case periodIndustryStatutesViolationsWorkersBackwagesCivil penalty
Feb 2021 – Feb 2023All Other Specialty Trade ContractorsDavis-Bacon43$1,722
May 2004 – May 2006Septic Tank and Related ServicesFLSA9392$268,399
Jul 2003 – Jul 2005Septic Tank and Related ServicesFLSA2423$39,667

Source: DOL WHD enforcement database. Cases shown reflect those the agency has closed and made public. A violation count is the agency’s tally of cited violations (one violation can affect many workers); the workers column counts distinct employees the agency found to be affected.

Mine safety (MSHA)

No MSHA mine safety violations on file for Diamond Environmental Services. Verify directly with Mine Safety and Health Administration

Labor relations (NLRB)

Company-level in CA — for Diamond Environmental Services, not this location alone

Total cases
1
Unfair labor practice
1

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 Diamond Environmental Services 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.). 1 case · 1 ULP

Case numberTypeFiledClosedStatusRegion
21-CA-133351Unfair labor practiceJul 2014May 2015ClosedRegion 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 Diamond Environmental Services. Verify directly with Office of Foreign Labor Certification

Environmental compliance (EPA)

No EPA inspections or formal enforcement actions on file for Diamond Environmental Services. 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). 1 facility.

FacilityPermitsStatusInspectionsFormal actionsPenaltiesLast inspectedECHO
DIAMOND ENVIRONMENTAL SERVICES
807 E MISSION RD · SAN MARCOS, CA, 92069
WaterRCRANo Violation Identified00View →

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
1811463
Operation
C

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

Federal criminal prosecution record

Prosecutions
1
Total payments
$7.1M
Disposition
Guilty Plea
Crime type
Fraud - General

First case: 2018-06-12. Most recent: 2018-06-12. Source: UVA Corporate Prosecution Registry — federal pleas, DPAs, and NPAs.

Federal prosecution case file

Federal corporate prosecution records from the University of Virginia Corporate Prosecution Registry. DPA = Deferred Prosecution Agreement; NPA = Non-Prosecution Agreement; both are pre-trial settlements where the defendant accepts terms but avoids conviction. Monitor = court-appointed compliance oversight, usually 2-5 years. 1 case · 1 plea/conviction · $7,094,593 in penalties / restitution.

CaseDateDispositionCrimeJurisdictionTotal paymentMonitor
USA v. Diamond Environmental Services LP et al
Diamond Environmental Services, LP
Jun 2018pleaFraud - GeneralUSDOJ - Criminal Division (California - Central District)$7,094,593No

Source: University of Virginia Corporate Prosecution Registry (maintained by Prof. Brandon L. Garrett, Duke University). The registry has no state or jurisdiction-of-incorporation field on the company side, so same-name employers in different states may mis-attribute -- verify against the source case documents when precision matters.

Federal contracts

This location

Obligated (5-yr)
$114K
Obligated (all-time)
$739K
Awards
55
Top agency
Department of Defense
$856K
Top agencies by obligation (this location)
Department of Defense$856K
Department of Agriculture$152K
Department of the Interior$31K
Department of Justice$10K
General Services Administration$0
Largest awards (top 50 of 55)
  • Department of Defense
    IGF::OT::IGF PORTABLE TOILET SERVICES
    contract · Last action 2018-03-22
    $207,345
  • Department of Defense
    IGF::OT::IGF RESTROOM TRAILER RENTAL FOR NMC
    contract · Last action 2019-07-09
    $56,334
  • Department of Defense
    CHEMICAL TOILET SERVICES
    contract · Last action 2019-08-16
    $56,035
  • Department of Defense
    GREASE TRAPS SERVICE
    contract · Last action 2013-07-31
    $55,174
  • Department of Agriculture
    TOILET RENTALS AND SERVICES FOR TWO LOCATIONS ON THE TRABUCO RANGER DISTRICT
    contract · Last action 2017-12-19
    $49,616
  • Department of Defense
    GREASE TRAPS SERVICE
    contract · Last action 2013-07-31
    $49,440
  • Department of Defense
    GREASE TRAPS SERVICE
    contract · Last action 2013-06-18
    $44,713
  • Department of Defense
    RENTAL AND SERVICES
    contract · Last action 2010-08-11
    $43,090
  • Department of Defense
    POTABLE WATER SERVICES
    contract · Last action 2022-01-14
    $35,930
  • Department of Agriculture
    IGF::OT::IGF 7 PORTABLE TOILETS TO BE SERVICED WEEKLY.
    contract · Last action 2017-07-11
    $31,363
  • Department of the Interior
    SEPTIC PUMPING FOR CAMP HOST'S RECREATIONAL VEHICLES AT JOSHUA TREE NATIONAL PARK
    contract · Last action 2025-11-19
    $30,605
  • Department of Defense
    CHEMICAL TOILET SERVICE
    contract · Last action 2014-07-27
    $27,045
  • Department of Defense
    GREY WATER REMOVAL
    contract · Last action 2022-01-14
    $25,968
  • Department of Defense
    PORTA POTTIE SERVICE IAW SOW
    contract · Last action 2011-04-25
    $25,953
  • Department of Defense
    GREASE TRAPS SERVICE
    contract · Last action 2013-07-31
    $24,096
  • Department of Defense
    RENTAL/SERVICE OF PORTABLE TOILETS
    contract · Last action 2015-08-04
    $22,188
  • Department of Homeland Security
    "IGF::OT::IGF" PORTABLE TOILET RENTAL AND CLEANING SERVICE
    contract · Last action 2023-02-15
    $20,688
  • Department of Defense
    RENTAL OF RESTROOM TRAILER
    contract · Last action 2011-03-11
    $19,770
  • Department of Defense
    contract · Last action 2011-08-06
    $19,226
  • Department of Agriculture
    ONE HANDICAP ACCESSIBLE TOILET AND ONE STANDARD TOILET AT TRABUCO / HOLY JIM TRAILHEAD (SW1/4 NW1/4 SEC 4, T6S, R6W) AND ONE HANDICAP ACCESSIBLE TOILET AT MAPLE SPRINGS TRAIL HEAD (NE1/4 SW1/4 SEC 11, T5S, R7W)ON THE SANTIAGO PEAK QUADRANGL
    contract · Last action 2018-12-14
    $18,882
  • Department of Defense
    RESTROOM TRAILER FOR SSN 754
    contract · Last action 2010-04-27
    $17,720
  • Department of Defense
    RENTALS AND SERVICE
    contract · Last action 2009-05-28
    $17,703
  • Department of Agriculture
    IGF::OT::IGF TOILET RENTALS AND PUMPING SERVICES
    contract · Last action 2018-12-06
    $17,611
  • Department of Defense
    PORTABLE TOILET RENTAL - HANDICAP UNIT
    contract · Last action 2017-04-26
    $16,116
  • Department of Homeland Security
    IGF::OT::IGF LEASE AND CLEANING OF PORTABLE POTTIES LOCATED THROUGHT USBP SAN DIEGO SECTOR
    contract · Last action 2022-02-28
    $15,350
  • Department of Defense
    RESTROOM TRAILER RENTAL
    contract · Last action 2010-07-08
    $12,984
  • Department of Defense
    PRDS - DOUBLE BASIN SINKS
    contract · Last action 2025-03-16
    $11,389
  • Department of Defense
    PORTABLE TOILETS LOCATED IN REMOTE AREA FOR STUDENTS.
    contract · Last action 2018-07-03
    $10,269
  • Department of Agriculture
    SERVICES TO PUMP CXT TANK VAULTS AT VISITOR USE SITES. PLUS ONE ADDITIONAL PUMP AT SAN LUIS REY AND SAN DIEGO RIVER GORGE TRAILHEAD.
    contract · Last action 2024-02-14
    $10,093
  • Department of Defense
    200602!007159!1700!N00244!FLEET AND INDUSTRIAL SUPPLY CENT!N0024406P0007 !A!N! !N! ! !20051004!20060930!013820134!013820134!013820134!N!DIAMOND ENVIRONMENTAL SERVICES!807 E MISSION RD !SAN MARCOS !CA!92069!66000!073!06!SAN DIEGO !SAN DIEGO !CALIFORNIA!+000000002452!N!N!000000000000!S205!TRASH/GARBAGE COLLECTION SRVCS-INCL PORT SAN SVCS !S1 !SERVICES !000 !NOT DISCERNABLE !562991!E! !9! ! ! ! ! !99990909!C! ! !N!B!A!N!J!2!003! ! !Z!N!Z! ! !Y!B!N!N! ! !A! !B!A!000!A!B!N! ! ! ! !1700!N00244!0001! !
    contract · Last action 2009-11-02
    $9,703
  • Department of Defense
    RENTAL OF CHEMICAL TOILET
    contract · Last action 2016-02-19
    $9,627
  • Department of Defense
    IGF::OT::IGF GREY WATER REMOVAL
    contract · Last action 2016-04-18
    $9,303
  • Department of Defense
    PORTABLE TOILETS SERVICE IN MCLB 7 DAYS
    contract · Last action 2023-07-03
    $9,097
  • Department of Agriculture
    RENTAL OF PORTABLE TOILETS
    contract · Last action 2017-04-11
    $8,264
  • Department of Defense
    IGF::OT::IGF SIX PORTA-POTTY SERVICES
    contract · Last action 2018-05-08
    $6,635
  • Department of Agriculture
    S-3, ANGELES NF ABCD, CA-ANF-001852, TOILETS, PORTA POTTIES
    contract · Last action 2022-06-25
    $6,528
  • Department of Agriculture
    4 PORTABLE TOILET RENTALS WITH WEEKLY SERVICE. BEAR VALLEY AND FOUR CORNERS.
    contract · Last action 2014-08-21
    $6,252
  • Department of Defense
    PORTABLE CHEMICAL TOILETS
    contract · Last action 2012-07-30
    $5,980
  • Department of Agriculture
    KITCHEN, CA-CNF-001184, (4) PORTABLE TOILETS AND (1) HANDWASH STATIONS, S-10_11
    contract · Last action 2024-07-02
    $3,953
  • Department of Defense
    CHEMICAL TOILETS
    contract · Last action 2012-01-31
    $3,836
  • Department of Justice
    IGF::CL,CT::IGF PORTA POTTY SERVICES
    contract · Last action 2014-03-07
    $2,865
  • Department of Justice
    IGF::CL,CT::IGF RENTAL OF (3) PORTABLE TOILETS WITH CLEANING SERVICE FOR C/CA DISTRICT - FY 2015 18374 PHANTOM EAST, VICTORVILLE, CA - 10/2/14 - 5/29/15 1150 S. VINEYARD AVENUE, ONTARIO, CA - 05/29/15 - 10/01/15 10/2/14 - 05/29/15
    contract · Last action 2016-06-23
    $2,820
  • Department of Justice
    IGF::CL,CT::IGF PORTABLE TOILETS WITH CLEANING SERVICE AT THE AIRLIFT SITE - SOUTHERN CALIFORNIA LOGISTICS AIRPORT
    contract · Last action 2014-10-28
    $1,993
  • Department of Defense
    RENTAL 4 PORTABLE TOILETS
    contract · Last action 2012-04-18
    $1,461
  • Department of Justice
    IGF::OT::IGF - DIAMOND ENVIRONMENTAL - NEW AWARD FY18
    contract · Last action 2018-06-05
    $1,140
  • Department of Defense
    CODE 410A SAP - UAC TWO (2) PORTABLE CLASSIC RESTROOMS
    contract · Last action 2024-03-28
    $990
  • Department of Defense
    SERVICES, PORTA-POTTY
    contract · Last action 2014-03-25
    $909
  • Department of Justice
    IGF::CL,CT::IGF ACCOUNT #1046114 PORTABLE TOILETS WITH CLEANING SERVICE AT THE AIRLIFT SITE IN SOUTHERN CALIFORNIA LOGISTICS AIRPORT - 18374 PHANTONRM EAST, VICTORVILLE, CA 3 PORTABLE TOILETS - ONCE A WEEK $210.00/MONTH
    contract · Last action 2014-04-03
    $758
  • General Services Administration
    FEDERAL SUPPLY SCHEDULE CONTRACT
    contract · Last action 2018-10-05
    $0
  • Department of Defense
    FENCE RENTAL
    contract · Last action 2013-05-23
    $0

Federal contract dollars to this establishment. Primary NAICS: 562991 - SEPTIC TANK AND RELATED SERVICES. Last action: 2025-11-19. Source: USAspending.gov, net obligations. Recipient address is the SAM registration / HQ address, not necessarily the worksite.

In the news

Other employers in this industry and state

Other employers in all other specialty trade contractors within CA, ordered by federal enforcement volume:

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About this data

This profile aggregates federal enforcement records on Diamond Environmental Services 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 Diamond Environmental Services's OSHA violation history?
Diamond Environmental Services has no OSHA inspections on record.
How does Diamond Environmental Services's safety record compare to its industry?
Diamond Environmental Services operates in the all other specialty trade contractors industry. The industry average Total Recordable Incident Rate (TRIR) is 1.6.