Low risk of terrorist attacks. The following Protective Measures may be applied:

• Refining and exercising preplanned Protective Measures

• Ensuring personnel receive training on HSAS, departmental, or agency-specific Protective Measures; and

• Regularly assessing facilities for vulnerabilities and taking measures to reduce them.

General risk of terrorist attack. In addition to the previously outlined Protective Measures, the following may be applied:

• Checking communications with designated emergency response or command locations;

• Reviewing and updating emergency response procedures; and

• Providing the public with necessary information.

Significant risk of terrorist attacks. In addition to the previously outlined Protective Measures, the following may be applied:

• Increasing surveillance of critical locations;

• Coordinating emergency plans with nearby jurisdictions;

• Assessing further refinement of Protective Measures within the context of the current threat information; and

• Implementing, as appropriate, contingency and emergency response plans.

High risk of terrorist attacks. In addition to the previously outlined Protective Measures, the following may be applied:

• Coordinating necessary security efforts with armed forces or law enforcement agencies;

• Taking additional precaution at public events;

• Preparing to work at an alternate site or with a dispersed workforce; and Restricting access to essential personnel only.

Severe risk of terrorist attacks. In addition to the previously outlined Protective Measures, the following may be applied:

• Assigning emergency response personnel and pre-positioning specially trained teams; Monitoring, redirecting or constraining transportation systems;

• Closing public and government facilities; and

• Increasing or redirecting personnel to address critical emergency needs.