KNIFE RIVER MIDWEST LLC
SIOUX CITY, IA
08/03/1988
103
Power Units
36
Drivers
Current
as of today
Active · 103 power units · 36 drivers · Sioux City, IA
2025
Nov 17, 2025
MCS-150 biennial update filed
Reported mileage: 1,467,270 (2024)
Reported power units: 112 → 103
Reported drivers: 36
Reported trailers: 74
2024
Oct 14, 2024
MCS-150 biennial update filed
Reported mileage: 1,140,000 (2023)
Reported power units: 105 → 112
Reported drivers: 60 → 36
Reported trailers: 74
2022
Oct 20, 2022
MCS-150 biennial update filed
Reported mileage: 1,619,988 (2021)
Reported power units: 66 → 105
Reported drivers: 60
2020
Oct 28, 2020
MCS-150 biennial update filed
Reported mileage: 1,961,420 (2019)
Reported power units: 66
Reported drivers: 60
1988
Aug 3, 1988
DOT registered
Company registered with the FMCSA.
Jul 27, 1988
Safety rating: Conditional