FMCSA · Safety Measurement System register · Missouri

Controlled Substances/Alcohol in Missouri

• 343Violations recorded
• 24,575Registered carriers in the state
• 113,562State inspections addressing it

Driving under the influence of drugs or alcohol. Missouri carries 343 violations in this category, out of 14,736 recorded nationally, which places it 15 of 51 jurisdictions the register covers. Its share of the national figure is 0.023 as a fraction, banked by the build rather than turned into a ratio here. Nationally, a violation in this category carries an average severity weight of 8.55.

The state’s carriers by fleet size

• 1 power unit 12,356
• 2 to 5 power units 7,727
• 6 to 20 power units 2,564
• 21 to 100 power units 699
• 101 to 1,000 power units 135
• 1,000 or more power units 27

Other categories recorded in Missouri

• Crash Indicator 7,898
• Driver Fitness 6,469
• Hazardous Materials Compliance 1,628
• Hours-of-Service Compliance 24,161
• Unsafe Driving 9,341
• Vehicle Maintenance 113,425

Controlled Substances/Alcohol across every jurisdiction → Every category in Missouri →

Figures from the federal source files: EPA’s ECHO downloads, CMS provider files and the FMCSA census.

Counts from FMCSA SMS input files on data.transportation.gov: kjg3-diqy (Motor Carrier Census, 2,122,441 rows), rbkj-cgst (Inspection, 5,834,148), 8mt8-2mdr (Violation, 6,808,260), 4wxs-vbns (Crash, 255,582), p2mt-9ige (Out of Service Orders, 399,600); SoQL aggregates fetched 2026-09-16. The rank is taken over the jurisdictions this desk publishes, and the national figure beside it is the register’s own total for the category.