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  1. Wireless Emergency Alerts - FEMA.gov

    Oct 18, 2023 · Wireless Emergency Alerts (WEAs) are short emergency messages from authorized federal, state, local, tribal and territorial public alerting authorities that can be broadcast from cell …

  2. IPAWS Myths vs. Facts | FEMA.gov

    Apr 4, 2024 · Myth: To receive WEA alerts requires a paid mobile phone account. WEA alerts are not sent to individual phones. Phones that are turned on, but without an active account or subscriber SIM …

  3. ! Cell phone networks may "busy out " or fail during major emergent situations akes, floods, wildfire, hazardous materials spill, etc.). Similarly cell sites ca uffer damage from disasters and fail in critical …

  4. Integrated Public Alert & Warning System - FEMA.gov

    Cell phones and mobile devices receive Wireless Emergency Alerts based on location, even if cellular networks are overloaded and can no longer support calls, text and emails.

  5. Fact Sheet: Preparing for Emergencies: Get Tech Ready - FEMA.gov

    Aug 3, 2018 · Mobile networks can become overwhelmed during emergencies, making it difficult to place and receive phone calls. Text messages require less bandwidth, which means they are able to be …

  6. Geographic Accuracy of Wireless Emergency Alerts (WEAs) - FEMA.gov

    Dec 18, 2019 · Because mobile phones inside a targeted alert area may be connected to a cell site that is outside of the alert area, wireless service providers broadcast the WEA message from cell sites …

  7. FEMA Mobile Products

    The 43362 Text/SMS short code currently only works within the continental U.S. and common mobile phone carriers within Puerto Rico and Guam. For other U.S. territories please download the FEMA …

  8. Frequently Asked Questions About IPAWS - FEMA.gov

    Jan 27, 2022 · Wireless Emergency Alerts (WEAs) are short emergency messages from authorized federal, state, local, tribal and territorial public alerting authorities that can be broadcast from cell …

  9. IS-247.C COURSE Summary - FEMA

    Newer mobile phones and devices that receive a WEA then use their location functions to determine whether the device is inside or outside the boundaries of the target activation area. If inside or within …

  10. Emergency Alert System - FEMA.gov

    The Emergency Alert System (EAS) is a national public warning system that requires radio and TV broadcasters, cable TV, wireless cable systems, satellite and wireline operators to provide the …