FMCSA · Safety Measurement System register · Wisconsin

Crash Indicator in Wisconsin

• 4,372Reportable crashes
• 63,656Registered carriers in the state
• 110Fatal crashes in the state

Reportable crashes -- a fatality, an injury or a tow-away -- as recorded by the state that investigated them. Wisconsin carries 4,372 reportable crashes in this category, out of 255,582 recorded nationally, which places it 22 of 51 jurisdictions the register covers. Its share of the national figure is 0.017 as a fraction, banked by the build rather than turned into a ratio here.

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 205
• Driver Fitness 4,845
• Hazardous Materials Compliance 505
• Hours-of-Service Compliance 5,651
• Unsafe Driving 16,467
• Vehicle Maintenance 80,998

Crash Indicator 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.