Hmis Color Bar

The modern hmis color bar is color coded with blue indicating the level of health hazard red for flammability orange for a physical hazard and white for personal protection.

Hmis color bar.

The health section conveys the health hazards of the material. Hmis color bar hazardous materials identification system the hmis color bar is similar to the fire diamond created by the national fire protection association. Before 2002 the fire diamond and the color bar both had sections colored blue red white and yellow. Hmis is a registered mark owned by npca.

The hmis color bar is similar to the fire diamond created by the national fire protection association nfpa. The number ratings range from 0 4. The hazardous materials identification system hmis is a hazard rating system that uses color bar labels to identify and provide information about chemical hazards. Before 2002 the fire diamond and the color bar both had sections colored blue red white and yellow.

After april 2002 with the release of hmis iii yellow in the color bar which stood for reactivity was replaced by orange standing for physical hazard. In the latest version of hmis the health bar has two spaces one for an asterisk and one for a numeric hazard rating.