FMCSA · Safety Measurement System register · California
Hazardous Materials Compliance in California
- 2,806Violations recorded
- 316,711Registered carriers in the state
- 23,877State inspections addressing it
Packaging, placarding and handling of hazardous materials. California carries 2,806 violations in this category, out of 42,552 recorded nationally, which places it 2 of 51 jurisdictions the register covers. Its share of the national figure is 0.066 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 179,215
- 2 to 5 power units 47,583
- 6 to 20 power units 12,515
- 21 to 100 power units 3,436
- 101 to 1,000 power units 508
- 1,000 or more power units 156
Other categories recorded in California
- Controlled Substances/Alcohol in CA 475
- Crash Indicator in CA 18,179
- Driver Fitness in CA 17,809
- Hours-of-Service Compliance in CA 51,810
- Unsafe Driving in CA 51,987
- Vehicle Maintenance in CA 499,099
Hazardous Materials Compliance across every jurisdiction → Every category in California →
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 Hazardous Materials Compliance in California in the FMCSA Safety Measurement System register, addressing packaging, placarding and handling of hazardous materials. It lists 2,806 violations recorded, 316,711 registered carriers in the state, 23,877 state inspections, and a national average severity weight of 4.5. The state's carriers by fleet size are listed as 179,215 for 1 power unit, 47,583 for 2 to 5 power units, 12,515 for 6 to 20 power units, 3,436 for 21 to 100 power units, 508 for 101 to 1,000 power units and 156 for 1,000 or more power units.