Millstone Weber Llc (DOT# 379451) – FMCSA Carrier Profile

DOT# 379451● Active
Updated monthly · 2026-03-09

This carrier is active with a Conditional safety rating — some safety deficiencies were noted.

Millstone Weber Llc is a registered motor carrier with the FMCSA under USDOT number 379451. The company operates from St Charles, MO and maintains an active operating status with 97 power units and 140 drivers on record.

Safety Rating

FMCSA Safety Rating
Conditional
Rated: March 14, 2003

Millstone Weber Llc holds a "Conditional" safety rating from the Federal Motor Carrier Safety Administration (FMCSA). This rating indicates that some safety deficiencies were found during the most recent compliance review conducted by FMCSA. View official FMCSA record →

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Company Information

Address601 Fountain Lakes Blvd, St Charles, MO, 63301
Phone(636) 949-0038
Entity TypePrivate Property
OperationInterstate
Power Units97(Medium carrier)
Drivers140
MCS-150 FiledNovember 4, 2025
Annual Mileage1,755,000 mi (2025)
All carriers in MissouriCarriers in St Charles, MO

Inspection Summary

All-time Inspections
All-time
11
Total
4
OOS
0
Driver OOS
4
Vehicle OOS
11 inspections — relatively low volume, which may indicate a smaller or newer carrier.
OOS Rate36.36%
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 36.4% — above the national vehicle OOS average of ~21%. Review BASICS scores below.

Crash History

Crash Records
All-time
1
Total
0
Fatal
0
Injuries
0
Tow-Away
1 crash recorded. Low count, but crash data should always be reviewed alongside inspection history.

BASICS Safety Scores

BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories
0.3
Unsafe Driving
Measures violations related to speeding, reckless driving, and improper lane changes.
0.0
HOS Compliance
Tracks hours-of-service violations, including driving beyond legal limits without rest.
0.0
Driver Fitness
Reflects issues with driver qualifications, licenses, and medical certifications.
0.0
Controlled Substances
Captures drug and alcohol violations, including failed or refused tests.
7.9
Vehicle Maintenance
Reflects brake, tire, lighting, and other equipment-related inspection violations.
Scores above 65 (general freight) or 50 (passenger/hazmat) trigger an FMCSA Alert. Higher scores indicate more safety risk. National median is approximately 20–30 for active carriers.
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Carrier Insight

Millstone Weber Llc is a medium-sized motor carrier operating in Missouri. With 11 total inspections on record, the carrier has an out-of-service rate of 36.4%, which exceeds the national average of approximately 21%. 1 crash has been reported. Review crash details alongside fleet size and inspection history before making hiring decisions.

A Conditional rating from the FMCSA indicates that Millstone Weber Llc has some safety deficiencies that need to be addressed. Shippers and brokers should review the BASICS scores carefully.

The company operates 97 power units and employs 140 drivers. This is a mid-sized operation relative to the broader carrier market.

Frequently Asked Questions

What is USDOT Number 379451?
USDOT number 379451 is assigned to Millstone Weber Llc, an active motor carrier registered with the FMCSA, based in St Charles, MO.
What is the safety rating of Millstone Weber Llc?
Millstone Weber Llc has a safety rating of Conditional as of March 14, 2003.
How many inspections has Millstone Weber Llc had?
Millstone Weber Llc has recorded 11 total inspections with 4 out-of-service orders, representing an OOS rate of 36.36%.
Where is Millstone Weber Llc located?
Millstone Weber Llc is headquartered at 601 Fountain Lakes Blvd, St Charles, MO 63301.
What does "Not Rated" mean?
"Not Rated" means the FMCSA has not conducted a formal compliance review for this carrier. It does not indicate a safety problem — many active carriers operate without a formal rating.
Is zero crashes always a good sign?
Generally yes, but context matters. A carrier with zero crashes and very few inspections may simply have limited road exposure. Always review crash data alongside inspection volume and fleet size.
What is a normal OOS rate?
The national average vehicle out-of-service rate is approximately 21%. Driver OOS averages around 5%. Rates significantly above these thresholds may indicate recurring compliance issues.
How often is FMCSA data updated?
FMCSA publishes updated carrier data monthly. This page reflects the most recent available snapshot, updated on the date shown above.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 379451 · Last updated: 2026-03-09. View official FMCSA record →