Homeland Security Advisory System
The Homeland Security Advisory System is a means to disseminate information regarding the risk of terrorist acts to federal, state, and local authorities and the American people.
Here follows a brief description of the Threat Levels. For a more in-depth reading, please visit the White House Homeland Security.
- Low Condition (Green) - This condition is declared when there is a low risk of terrorist attacks. Federal department and agencies should consider the following general measures in addition to the agency-specific Protective Measures they develop and implement...
- Guarded Condition (Blue) - This condition is declared when there is a general risk of terrorist attacks. In addition to the Protective Measures taken in the previous Threat Condition, Federal departments and agencies should consider the following general measures in addition to the agency-specific Protective Measures that they will develop and implement...
- Elevated Condition (Yellow) - An Elevated Condition is declared when there is a significant risk of terrorist attacks. In addition to the Protective Measures taken in the previous Threat Conditions, Federal departments and agencies should consider the following general measures in addition to the Protective Measures that they will develop and implement...
- High Condition (Orange) - A High Condition is declared when there is a high risk of terrorist attacks. In addition to the Protective Measures taken in the previous Threat Conditions, Federal departments and agencies should consider the following general measures in addition to the agency-specific Protective Measures that they will develop and implement...
- Severe Condition (Red) - A Severe Condition reflects a severe risk of terrorist attacks. Under most circumstances, the Protective Measures for a Severe Condition are not intended to be sustained for substantial periods of time. In addition to the Protective Measures in the previous Threat Conditions, Federal departments and agencies also should consider the following general measures in addition to the agency-specific Protective Measures that they will develop and implement...
