Rock Valley Hay Auction Co (DOT# 923921) – FMCSA Carrier Profile
DOT# 923921MC# 532493● Active
Updated: 2026-03-09
Rock Valley Hay Auction Co is a registered motor carrier with the FMCSA under USDOT number 923921. The company operates from Rock Valley, IA and maintains an active operating status with 11 power units and 9 drivers on record.
Safety Rating
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Company Information
Address2322 14th Street, Rock Valley, IA, 51247
Phone(712) 476-5541
Entity TypeAuthorized For Hire
OperationInterstate
Power Units11
Drivers9
MCS-150 FiledJanuary 19, 2026
Annual Mileage1 mi (2025)
Inspection Summary
All-time Inspections
All-time3
Total
0
OOS
0
Driver OOS
0
Vehicle OOS
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.
BASICS Safety Scores
BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories0.0
Unsafe Driving
0.0
HOS Compliance
0.0
Driver Fitness
0.0
Controlled Substances
7.0
Vehicle Maintenance
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Frequently Asked Questions
What is USDOT Number 923921?
USDOT number 923921 is assigned to Rock Valley Hay Auction Co, an active motor carrier registered with the FMCSA, based in Rock Valley, IA.
How many inspections has Rock Valley Hay Auction Co had?
Rock Valley Hay Auction Co has recorded 3 total inspections with 0 out-of-service orders, representing an OOS rate of 0.00%.
Where is Rock Valley Hay Auction Co located?
Rock Valley Hay Auction Co is headquartered at 2322 14th Street, Rock Valley, IA 51247.
Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 923921 · Last updated: 2026-03-09. View official FMCSA record →