FMCSA · Safety Measurement System register · Washington

Hazardous Materials Compliance in Washington

• 647Violations recorded
• 48,823Registered carriers in the state
• 3,048State inspections addressing it

Packaging, placarding and handling of hazardous materials. Washington carries 647 violations in this category, out of 42,552 recorded nationally, which places it 15 of 51 jurisdictions the register covers. Its share of the national figure is 0.015 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 4.5.

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

• Controlled Substances/Alcohol in WA 321
• Crash Indicator in WA 3,463
• Driver Fitness in WA 6,517
• Hours-of-Service Compliance in WA 15,169
• Unsafe Driving in WA 21,909
• Vehicle Maintenance in WA 108,378

Hazardous Materials Compliance 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.

What this page shows

The page covers Washington Hazardous Materials Compliance in the FMCSA Safety Measurement System register. It lists 647 violations, 48,823 registered carriers in the state, and 3,048 state inspections. The page also lists Washington carriers by fleet size, from 1 power unit to 1,000 or more power units.