FEMA, in coordination with the Federal Communications Commission (FCC), will conduct a national test of the Integrated Public Alert and Warning System (IPAWS) on Oct. 4, 2023.

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To view the Spanish-language version click here.

About the National Test

The national test will help ensure that Wireless Emergency Alerts (WEA) and the Emergency Alert System (EAS) continue to be effective ways to warn the public about emergencies, particularly those on the national level.

All major U.S. wireless providers participate in Wireless Emergency Alerts and will transmit the national test to their subscribers.

FEMA IPAWS test

If your mobile phone is on and within range of an active cell tower from a participating wireless provider, you should receive the national test. Wireless providers will transmit the national test for 30 minutes, but your phone should only receive it once.

IPAWS National Test 2023

The test will reach millions of mobile phones across the country via Wireless Emergency Alerts (WEA), radio and television via the Emergency Alert System (EAS), and other communication pathways.

Test will take place at at approximately 11:20 a.m. on Wednesday, Oct. 4, 2023.

Backup testing date is Oct. 11.

All wireless phones should receive the message only once. The following can be expected from the nationwide WEA test:

  • Beginning at approximately 11:20 a.m., cell towers will broadcast the test for approximately 30 minutes. During this time, WEA-compatible wireless phones that are switched on, within range of an active cell tower, and whose wireless provider participates in WEA, should be capable of receiving the test message.
  • For consumers, the message that appears on their phones will read: “THIS IS A TEST of the National Wireless Emergency Alert System. No action is needed.”
  • Phones with the main menu set to Spanish will display: “ESTA ES UNA PRUEBA del Sistema Nacional de Alerta de Emergencia. No se necesita acción.”

WEA alerts are created and sent by authorized federal, state, local, tribal and territorial government agencies through IPAWS to participating wireless providers, which deliver the alerts to compatible handsets in geo-targeted areas. To help ensure that these alerts are accessible to the entire public, including people with disabilities, the alerts are accompanied by a unique tone and vibration.

Important information about the EAS test:

  • The EAS portion of the test is scheduled to last approximately one minute and will be conducted with the participation of radio and television broadcasters, cable systems, satellite radio and television providers and wireline video providers.
  • The test message will be similar to the regular monthly EAS test messages with which the public is familiar. It will state: “This is a nationwide test of the Emergency Alert System, issued by the Federal Emergency Management Agency, covering the United States from 11:20 to 11:50 hours. This is only a test. No action is required by the public.