For ongoing hazardous materials incidents please refer to the county's website at www.contracosta.ca.gov
Contra Costa County's Community Warning System (CWS) helps you, your family and your community learn how to prepare for and handle emergencies.
Let Wally Wise show you how to be safe
Wally Wise Guy is often spotted in local classrooms, letting students know the best way to prepare and handle Shelter-in-Place emergencies.
“I love you! I would like to invite you to
my house to play. We learned how to
"I gave you a hug. I noticed your big shoes"
"When I hear the siren, I listen and go inside. I shelter and shut."