Call Tree

A document that graphically depicts the calling responsibilities and the calling order used to contact management, employees, customers, vendors, and other key contacts in the event of an emergency, disaster, or severe outage situation.

Call Tree Test

A test designed to validate the currency of contact lists and the processes by which they are maintained.


An umbrella term which generically encompasses business processes or activities, and/or technology systems or applications.

Capability Assessment for Readiness (CAR)

This is the process of self-assessment under the US Standard NFPA 1600.

Capability Resilience Level (CRL)

The relative degree to which a capability can be impacted by a single disaster event.

Capacity Stress Test

Testing an application with large quantities of data to evaluate its performance during peak periods.

Cascade System

A system whereby one person or organization calls out/contacts others who in turn initiate further call-outs/contacts as necessary.

Casualty Bureau

The central police controlled contact and information point for all records and data relating to casualties and fatalities.


Occurs when a disaster's effects are widespread and its impact is so great that it overwhelms a community's ability to function.


The Centers for Disease Control and Prevention (CDC) – A United States federal public health institute, under the Department of Health and Human Services (HHS). Its main goal is to protect public health and safety through the control and prevention of disease, injury, and disability in the US and internationally. It focuses on infectious disease, food borne pathogens, environmental health, occupational safety and health, health promotion, injury prevention and education.