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Motor carrier · USDOT 4161483

NATIONAL AQUATIC SERVICES INC, Brentwood, CA: USDOT 4161483 safety record, inspections, out-of-service, crashes

NATIONAL AQUATIC SERVICES INC among Contra Costa County carriers

By power units, NATIONAL AQUATIC SERVICES INC is number 145 of 5,094 Contra Costa County carriers, level with 14 that also file 11; the county’s middle fleet is 1 power unit.

NATIONAL AQUATIC SERVICES INC, USDOT 4161483, MCS-150 filed July 24, 2025: 11 power units (11 trucks), 11 drivers (1 with a CDL), 1 miles in 2024; Brentwood, CA 94513, Contra Costa County; active on the census; Intrastate Non-Hazmat Carriers; no hazardous materials; not rated by FMCSA; hauls Building Materials, Construction, General Freight; registered November 27, 2023.

Contra Costa County carriers nearest NATIONAL AQUATIC SERVICES INC in fleet size

Roadside inspections

Velarion’s copy of the inspection file holds no inspection for USDOT 4161483.

Crashes

Velarion’s copy of the crash file holds no crash for USDOT 4161483.

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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

Of all 13,110 California carriers with 6 to 20 power units, this carrier included, 89.9% joined the FMCSA register before NATIONAL AQUATIC SERVICES INC did. Contra Costa County has 233 carriers with 6 to 20 power units, and 60.7% of the 13,110 California carriers in that power unit range have at least one roadside inspection on record.