Overall Green alert Flood
in United States

Event summary

This flood can have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

GDACS ID FL 1100960
Death: 11
Displaced: 80
Countries: United States
From - To 14 Jul - 18 Aug


For more info on GDACS alert score click here.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Colorado, USA, Late July 2021Heavy rain, thought to have fallen on burn scar areas, caused mudslides and flash flooding the Poudre Canyon area of Larimer County, Colorado, USA, on 20 July 2021. Larimer County Sheriff's Office confirmed one person has died, two more were missing and 5 homes were damaged. Emergency evacuations were issued for parts of Larimer County because of floods in the Poudre Canyon, west of Fort Collins.Wed 21 Jul 2021FloodList provided by Copernicus GloFAS
Detailed event map. European Union, 2021. 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)

Latest media headlines

Articles: 118 | About casualties: 5 | Last hour: 0

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 (33), (1), NASA (7), WMO (1), INFORM (2),