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Public Alerts by Subscription
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Current Alerts:
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The Community Warning System (CWS) alerts people in Contra Costa County to imminent threats to their life and safety.  Depending on the emergency and affected area, a combination of Notifications Methods may be used, including:
              Telephone alerts
              Text message and Email alerts
              NOAA Weather Radios
              Emergency Alert System
              Wireless Emergency Alerts

*For more information on how these are used, see the Notifications Methods page.

Register to receive Voice, Text and Email alerts on the My Alerts page

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Contact the CWS staff:
50 Glacier Drive, Martinez  94553
(925) 313-9622

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