FMCSA · Safety Measurement System register · Washington

Controlled Substances/Alcohol in Washington

• 321Violations recorded
• 48,823Registered carriers in the state
• 129,125State inspections addressing it

Driving under the influence of drugs or alcohol. Washington carries 321 violations in this category, out of 14,736 recorded nationally, which places it 17 of 51 jurisdictions the register covers. Its share of the national figure is 0.022 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 27,758
• 2 to 5 power units 15,181
• 6 to 20 power units 3,691
• 21 to 100 power units 885
• 101 to 1,000 power units 104
• 1,000 or more power units 50

Other categories recorded in Washington

• Crash Indicator 3,463
• Driver Fitness 6,517
• Hazardous Materials Compliance 647
• Hours-of-Service Compliance 15,169
• Unsafe Driving 21,909
• Vehicle Maintenance 108,378

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

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.