Overall Green Flood
in United States

Event summary

Flood can have a low humanitarian impact based on the magnitude, exposed population and vulnerability.

GDACS ID FL 1102368
Death: 4
Displaced: 700
Countries: United States
From - To 02 Dec - 30 Dec

GDACS Score

For more info on GDACS alert score click here.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
USA - Floods (ECHO 07 Dec 2023)Thu, 07 Dec 2023 10:24

  • Heavy rainfall has been affecting the Northwest Pacific Region of the USA, in particular Washington and Oregon States since 4 December, causing floods and rivers overflow that have resulted in casualties and damage.
  • Media report, as of 7 December, two fatalities, one person still missing and around 30 damaged houses across the Portland City area in Oregon State. In addition, media also report approximately 200 evacuated, ten rescued people and 12 damaged houses throughout Snohomish and Wahkiakum Counties in Washington State.
  • Over the next 24 hours, more heavy rainfall accompanied with heavy snowfall  is forecast over most of  Washington and Oregon States.
Southern California State, USA, Late December 2023Storms and heavy rain affected areas of Southern California from 21 December, 2023, in particular Ventura and Santa Barbara counties northwest of Los Angeles. Roads were flooded in Port Hueneme, Oxnard and Santa Barbara. Oxnard recorded a month’s worth of rain in an hour. Evacuation orders were issued for 60 homes in Port Hueneme.Fri 22 Dec 2023Provided by Copernicus EMS GloFAS
Detailed event map. European Union, 2026. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

Updates on volcanic activity (Smithsonian)

Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
The graph shows the current fatalities estimate.

Exposed population

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (36), NASA (3), WMO (1), INFORM (2), (1),