Carrier profile · USDOT 324020 · Updated Jun 13, 2026
KNIFE RIVER MIDWEST LLC
95 power unitsRegional · 3 statesSIOUX CITY, IA82/100
AUTHORITY STATUS UNKNOWNRATED CONDITIONALHAZMAT
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 2220 HAWKEYE DRIVE, SIOUX CITY, IA, 51105
- Operation
- Interstate· Hazmat
Contact
- Phone
- (712) 252-2766
- Cell
- (712) 202-3275
- Fax
- (712) 252-9970
- Web domain
- kniferiver.com
Registration
- Officers
- Clark Meyer · Nathan Worley
- USDOT / docket
- 324020
- First registered
- Aug 3, 1988
- Last MCS-150
- Nov 17, 2025 · 1,467,270 mi (2024)
- FMCSA safety rating
- Conditional · Jul 27, 1988
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.