HOW GRAVE ARE THE POTENTIAL CONSEQUENCES OF THE THREAT

4. How grave are the potential consequences of the threat?

Threat Conditions and Associated Protective Measures

The world has changed since September 11, 2001. We remain a nation at risk to terrorist attacks andwill remain at risk for the foreseeable future. At all Threat Conditions, we must remain vigilant, pre-pared, and ready to deter ter rorist attacks. The following Threat Conditions each represent an increas-ing risk of terrorist attacks. Beneath each Threat Condition are some suggested Protective Measures,recognizing that the heads of federal departments and agencies are responsible for developing andimplementing appropriate agency-specific Protective Measures: