San Mateo County Community Alert System

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Get Informed During an Emergency

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Get informed during an emergency

San Mateo County Emergency Alert System is an alert notification system used to immediately contact you during urgent or emergency situations with useful information and updates by sending text messages to your:

  • email accounts (home, work, school, etc.)
  • cell phones, pagers
  • Smartphones/handheld devices

Follow the link below to SMC Alert and register yourself for critical updates.