SMC ALERT is an alert notification system available in all cities and towns in San Mateo County used to immediately contact you during urgent or emergency situations. You can set alerts to send emergency and non-emergency text and voice messages to your:

  • email account(s)
  • cell phone/smartphone, tablet
  • landline phone

SMC ALERT is free (your carrier may charge you a fee to receive alerts on your wireless device). To receive alerts automatically, you will need to register with the system.

For more information and to register, visit the SMC Alert page at