Response is comprised of those activities that take place at the onset of an emergency or disaster. The intent is to assess and address the effects of the event.  During this phase, the main goals are to limit property damage and loss and, most importantly, protect and save lives. Response consists of communication, coordination, and care.

Emergency Notification System  -  Emergency Alert  -   Emergency Agencies

What is the Emergency Notification System?

The emergency notification system is a public alert system that allows officials to contact residents directly via the telephone in the case of an emergency. The tool is computer-operated and works in conjunction with a database of phone numbers provided by Sprint. The person being called with either hear a pre-recorded message when picking up the receiver, or a message will be left on answering machine device. Emergency notification system acts as a supplement to other instruments of notificiation (such as the Emergency Alert System and door-to-door notification) allowing officials to contact a large number of individuals with facts and information about emergencies.

What is the Emergency Alert System?

The Emergency Broadcast System (EBS) was established in 1963. It was replaced with the Emergency Alert System (EAS) nationwide on January 1, 1997. Like the EBS, the EAS is a warning system. It is used to provide the public with immediate alert messages that affect life and property. The most common reasons to activate the new EAS today include 911 system failures, tornado, other severe weather warnings, hazardous material incidents, evacuation orders, and other threats. The EAS is composed of broadcast networks, cable networks, program suppliers, AM/FM radio stations, TV broadcast stations, and other entities and industries operating on an organized basis during emergencies at the national, state, or local levels. The EAS may be used to provide the heads of state and local government, or their designated representatives, with a means of emergency communication with the public in their state or local area.

Alert LA County is a Community Mass Notification System that will be used in emergencies to contact County residents and businesses by recorded phone messages, text messages and e-mail. To register your cell phone, voice over IP phone number and e-mail address go to and click on the link to “Alert LA County”.


What is EAS?

EAS is the new Emergency Alert System adopted by the Federal Communications Commission to replace the old Emergency Broadcast System and will be a universal tool to route emergency messages to the public swiftly and efficiently. The EAS features a digital signaling technique that was developed by NOAA Weather Radio more than 8 years. This means that broadcasters, cable-casters, and NOAA will distribute emergency messages in exactly the same format with the identical signaling method known as SAME (Specific Area Message Encoding).

What is a civil alert emergency radio?

A civil alert emergency receiver is a radio receiver that you have in your home, business, or public facility to warn and inform you of a local emergency event or major disaster. This receiver will alert you of a local emergency 24 hours a day.

Where can I purchase a civil alert emergency radio?

For information and details on how to purchase an emergency alert receiver for your home or office please
click here.

Is the Emergency Alert System ever tested?

Yes, the Emergency Alert System is tested every Thursday at 10:00 a.m.

What should I do if my emergency alert receiver is activated during a real emergency?

  1. Tune into your local news radio or TV station for latest breaking news.
  2. Do not use your telephone or cellular phone unless it is an emergency.
  3. Do not call 911 for non-emergency calls. Please call 311 instead.
  4. Listen for specific instructions from your emergency alert receiver such as take shelter, close doors and windows, etc.

What agencies are vital in responding to an emergency or disaster?