Diamond Environmental Services LP (USDOT 1811463)
2 cautions found.
- DOT number
- USDOT 1811463
- Operating authority
- Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 319 power units, 223 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 807 E MISSION RD, SAN MARCOS, CA 92069
- MCS-150 last filed
- 2026-03
Findings
- Multiple carriers at this address (Caution): One other active carrier is registered at this physical address. Shared addresses are common for freight offices and registered agents.
- Fatal crash on record (last 24 months) (Caution): 1 fatal crash on FMCSA record in last 24 months
Connected carriers
Other carriers linked to this one in FMCSA registration and roadside-inspection records:
Frequently asked questions
What carrier is DOT 1811463?
DOT 1811463 (USDOT 1811463) is Diamond Environmental Services LP, an intrastate non-hazmat motor carrier.
What is Diamond Environmental Services LP's USDOT number?
Diamond Environmental Services LP's USDOT number is 1811463. No MC docket number is on file.
Is Diamond Environmental Services LP currently authorized to operate?
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. Source: FMCSA registration and licensing records.
Does Diamond Environmental Services LP have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Diamond Environmental Services LP's safety record?
In the last 24 months, FMCSA records show a 23.3% vehicle out-of-service rate for Diamond Environmental Services LP, from 10 of 43 vehicle inspections, against a national average of 22.9%. FMCSA records also show 2 recordable crashes in the same window.
What is Diamond Environmental Services LP's CSA score?
FMCSA does not publish a single CSA score for carriers. Diamond Environmental Services LP's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Diamond Environmental Services LP's FMCSA safety rating?
Diamond Environmental Services LP has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
Carriers change. Phone numbers, email addresses, insurance, authority. A sudden contact-info change is often the first sign of carrier identity fraud. fleetfax tracks these changes. Create a free account to follow changes on carriers you save.
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Carriers based in San Marcos, CA
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Sourced from FMCSA public records. Official data as of Aug 27, 2026. fleetfax surfaces the facts; brokers make the judgment.