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U.S. Department of Health and Human Services

Emergency Response Guidebook

Dangerous Goods and Hazardous Materials Identification - Identify and Comply!

Natural or manmade disasters may result in other types emergencies, such as chemical spills or releases of hazardous materials.  This information is provided to help you evaluate the situation so that you can make informed decisions and stay safe.

2012 Emergency Response Guidebook (PDF)

Icon:  Sketch of isolation zone.  Scketch contains two concentric circles.  The inner circle is labled as the spill.  The edge of the outer circle is the isolation zone.  The distance from the center of the spill to the outer edge of the isolation zone is labeled as the initial isolation zone.  

Safe Distances  

  Icon of a Fuel Oil placard.  


 Icon of trailer  

Road Trailer ID

  Icon of Railcar  

Rail Car ID

Image of a water-reactive placard


Water Reactive Materials

  Icon of chemical structure.  

Chemical Warfare Agents

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Search for Materials and Agents

Icon of guide number

Search by ID Number

Put the ERG in your Pocket!  Get the Mobile Apps

This information was created and is maintained in cooperation with the staff of Transport Canada, the U.S. Department of Transportation, and the Secretariat of Communications and Transport of Mexico with the assistance of many interested parties in government and industry including the collaboration of CIQUIME of Argentina. For more information on this collaboration effort, please review the publication data
Logo for Transport Canada   Logo for U.S. Department of Transportation  Logo for Secretariat of Communications and Transport of Mexico

  • This page last reviewed: January 25, 2013