Contra Costa CWS
@CoCoCWS
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The Community Warning System (CWS) is the all-hazard public warning notification system for Contra Costa County.
Contra Costa County, CA
Joined April 2009
2/4/25 3:00pm: ALL CLEAR for Public Health Advisory Martinez, parts of Pacheco & Clyde.
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2/4/25 9:00am: Public Health Advisory for Martinez, parts of Pacheco & Clyde. More info
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2/3/25 7:00pm: Public Health Advisory for Martinez, parts of Pacheco & Clyde. More info
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2/3/25 9:00am: Public Health Advisory for Martinez, parts of Pacheco & Clyde. More info
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2/2/25 7:00pm Public Health Advisory for Martinez, parts of Pacheco & Clyde. More info
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2/2/25 9:00am: Public Health Advisory for Martinez, parts of Pacheco & Clyde. More info
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SHELTER in PLACE lifted for Martinez, parts of Pacheco & Clyde. More info
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Public Health Advisory for Martinez, parts of Pacheco & Clyde. More info at
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Public Health Advisory for Martinez, parts of Pacheco & Clyde. Info:
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Public Health Advisory for parts of Pacheco and Martinez. Info at
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ALL CLEAR for LOCKDOWN due to Law Enforcement Activity in ANTIOCH. More info at
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LOCKDOWN due to Law Enforcement Activity in ANTIOCH. More info at
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TSUNAMI WARNING CANCELLED for CONTRA COSTA COUNTY. More info at
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TSUNAMI WARNING CANCELLED for CONTRA COSTA COUNTY. More info at This is a message from CONTRA COSTA COUNTY. [ Msg 1 of 3 ]
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