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Motor carrier · USDOT 3644094

MARK HARRIS PLUMBING CO INC, El Cajon, CA: USDOT 3644094 safety record, inspections, out-of-service, crashes

MARK HARRIS PLUMBING CO INC among San Diego County carriers

By power units, MARK HARRIS PLUMBING CO INC is number 4,552 of 12,800 San Diego County carriers, level with 8,248 that also file 1; the county’s middle fleet is 1 power unit.

MARK HARRIS PLUMBING CO INC, USDOT 3644094, MCS-150 filed November 9, 2024: 1 power unit (1 truck), 2 drivers (2 with a CDL), 150 miles in 2023; El Cajon, CA 92020, San Diego County; active on the census; Intrastate Non-Hazmat Carriers; no hazardous materials; not rated by FMCSA; hauls Building Materials, Construction, General Freight; registered May 26, 2021.

San Diego County carriers nearest MARK HARRIS PLUMBING CO INC in fleet size

Roadside inspections

Velarion’s copy of the inspection file holds no inspection for USDOT 3644094.

Crashes

Velarion’s copy of the crash file holds no crash for USDOT 3644094.

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Nearby on the register

Figures from the FMCSA Company Census File, loaded October 15, 2026, and FMCSA’s inspection and crash files.

How this page was built: FMCSA Company Census File, read October 15, 2026.

What this page shows

Velarion's copy of the FMCSA inspection file shows a roadside inspection for 16.7% of the 179,736 California carriers with 1 power unit, a group that includes MARK HARRIS PLUMBING CO INC. Roadside inspections of California carriers with 1 power unit total 74,458, and 20.4% of them ended in an out-of-service order.