California Air Resources Board

Excessive Idling and Smoking Locomotives Complaints

Use the following options to report excessive idling or smoking locomotives.

• BNSF Railway: 1-800-832-5452
• Union Pacific Railroad: 1-888-877-7267
• Railyards & corresponding air districts
  • Find your local air district
• Smoking vehicle complaint form or call 1-800-END-SMOG