Preview 146,373 motor carriers — every carrier FMCSA lists as active with at least one power unit, plus carriers whose registration went inactive within the last three years (inferred from MCS-150 filing dates). The full load is in progress, so this is how far it has got. Sourced from the FMCSA Motor Carrier Census. Data as of 2026-09-20.

M-I DRILLING FLUIDS LLC

Doing business as M-I SWACO

USDOT 312736
MC docket MC-271174
Operating authority Authorized Active since 30 May 1997 · checked 13 September 2026
USDOT registration Active
Safety rating Satisfactory rated 2004-01-12 — 22 years ago; last reviewed 2004-01-06
Hazardous materials Yes
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Insurance and operating authority

Required and on-file BI&PD liability amounts, cargo and surety bond filings, and the operating authorities this carrier holds.

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No roadside inspections or annual mileage on file, which is not enough data to compare with other carriers. That is normal for a small or recently registered carrier.

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Carrier details
Fleet and drivers
Power units
37
Trucks
29
Buses
0
Drivers
25
Drivers holding a CDL
15
What they run
Cargo authorised to carry
Operating range
Interstate, beyond 100 miles
Carrier operation
Interstate
Operation classification
PRIVATE PROPERTY;AUTHORIZED FOR HIRE
Annual mileage reported
404,424
Mileage year
2024
Safety history
Safety rating date
2004-01-12
Last compliance review
2004-01-06
Review type
C compliance review
Registration
Entity type
PARTNERSHIP
First on file
1988-04-07
Carrier last updated its record
2025-06-19
City
HOUSTON
State
TX
ZIP
77072

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Data as of 2026-09-20 · The official FMCSA record · About this data