To be alerted of potential health threats that occur in Contra Costa County, the Contra Costa County Telephone Emergency Notification System allows residents to register on their website at: http://www.cococws.us/
Click on the link above to the County Website, then click at the top left corner to “Register to Receive Alerts”.
Enter your name
Create a User Name and Password
Enter your phone number(s) and email(s) to receive alerts from the various area refineries and from the County.