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We are aware of an issue currently impacting users trying to access some of our data tools on census.gov.  We appreciate your patience as we work to restore QuickFacts, the Population Clock, My Tribal Area and My Congressional District.
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Emergency planners and community leaders can better assess the needs of coastal populations using census data.
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2023 California Floods

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2023 California Floods

Periods of heavy rainfall caused by multiple atmospheric rivers in California between December 31, 2022 and January 25, 2023 resulted in floods that affected parts of Southern California, the California Central Coast, Northern California and Nevada. (wikipedia.org)

U.S. Census Bureau data tools for disasters, natural hazards, and weather events

Data Tool
OnTheMap for Emergency Management
Access U.S. population and workforce statistics, in real time, for areas being affected by natural disasters.
Community Resilience Estimates
Community Resilience Estimates measure the ability of a population to recover from the impacts of disasters. Data shows the risk level by state, county and tract.
Data Tool
My Community Explorer
This tool combines select demographic, business, and resilience data to help users identify potentially underserved areas of their state, county, and community.

Census Business Builder (CBB): Regional Analyst Edition

Includes over 150 demographic and economic variables for all potentially impacted counties and municipios.

Data Tool
Census Business Builder (CBB)
Census Business Builder offers small business owners selected Census Bureau & other statistics to guide their research for opening or expanding their business.

California Counties Potentially Impacted

xls California: State and counties [<1.0 MB]

National News

pdf Gov. Newsom (California) Requests Presidential Emergency Declaration to Support California’s Response to Deadly Storms [<1.0 MB]
web FEMA Emergency Declaration for California Severe Winter Storms, Flooding, and Mudslides
web President Joseph R. Biden, Jr. Approves California Emergency Declaration

Related Information

Data Tool
QuickFacts
QuickFacts provides frequently requested Census Bureau information at the national, state, county, and city level.
Data Tool
Census Business Builder (CBB)
Census Business Builder offers small business owners selected Census Bureau & other statistics to guide their research for opening or expanding their business.

Related Sites

USA.gov
Information including recommendations from federal officials.
Ready.gov
Ready is designed to educate and empower the American people to prepare for, respond to and mitigate emergencies, including natural and man-made disasters.
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