Contra Costa County emergency services & alerts
County emergency alerts & offices
Official Contra Costa County emergency management office (Contra Costa County Office of the Sheriff Emergency Services) and the county emergency alert sign-up for wildfire evacuation warnings.
Contra Costa County Office of the Sheriff Emergency Services coordinates emergency planning, evacuation information and disaster response for the Contra Costa County operational area. During a wildfire, county emergency managers and law enforcement issue evacuation warnings and orders, and announce shelter and evacuation-center locations.
Sign up for Contra Costa County emergency alerts so evacuation orders reach your phone. The sign-up link below is the one listed for Contra Costa County on the Cal OES CalAlerts page.
| Agency | Contra Costa County Office of the Sheriff Emergency Services |
|---|---|
| Type | County emergency management (operational area) |
| Alerts | County alert sign-up linked below (via Cal OES CalAlerts) |
| Counties | Contra Costa County |
Official county emergency site
Sign up for Contra Costa County alerts
Free wildfire evacuation checklist
Our printable go-bag and evacuation checklist, built on CAL FIRE's Ready, Set, Go! guidance.
Open the checklistSources
Facts on this page come from the public source(s) below, last checked 2026-11-07. Details change; always confirm with the official source.
- https://www.cdfa.ca.gov/AHFSS/Animal_Health/eprs/docs/cal_oes_county_oa_websites.pdf
- https://calalerts.org/signup.html
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