FMCSA · Safety Measurement System register · Wisconsin

Unsafe Driving in Wisconsin

• 16,467Violations recorded
• 63,656Registered carriers in the state
• 66,372State inspections addressing it

Moving violations while operating a commercial motor vehicle -- speeding, following too close, an improper lane change, reckless driving. Wisconsin carries 16,467 violations in this category, out of 649,893 recorded nationally, which places it 15 of 51 jurisdictions the register covers. Its share of the national figure is 0.025 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 5.55.

The state’s carriers by fleet size

• 1 power unit 35,825
• 2 to 5 power units 19,546
• 6 to 20 power units 4,657
• 21 to 100 power units 1,085
• 101 to 1,000 power units 178
• 1,000 or more power units 39

Other categories recorded in Wisconsin

• Controlled Substances/Alcohol in WI 205
• Crash Indicator in WI 4,372
• Driver Fitness in WI 4,845
• Hazardous Materials Compliance in WI 505
• Hours-of-Service Compliance in WI 5,651
• Vehicle Maintenance in WI 80,998

Unsafe Driving across every jurisdiction → Every category in Wisconsin →

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.