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

GDACS Score

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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, 2022. 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

Last month was world's third hottest July ever and the second hottest ... 2021-08-05T13:02+0200.

Last month was one of the world's hottest Julys on record, behind only 2019 and 2016, with unusually high temperatures seen in regions from Finland to the United States, EU scientists said on Thursday. It is the latest milestone in a long-t
...(more)
This year's summer of climate extremes hits wealthier places2021-08-04T23:18+0200.

In this Thursday, July 15, 2021, 2021 photo, a regional train in the flood waters at the local station in Kordel, Germany, after it was flooded by the high waters of the Kyll river. This summer a lot of the places hit by weather disasters a
...(more)
Strengthening climate resilience through better flood management - Cam ... 2021-08-04T20:14+0200.

Climate connection of July 2021 floods in Western Europe, China and India. Extreme flood events have recently hit several parts of Asia and Europe. Despite the varying contexts, the climate change connection is evident in China and India, a
...(more)
New satellite data reveal increasing proportion of world’s population ... 2021-08-04T17:08+0200.

“Without greater attention to land-use zoning and provisioning of affordable, safe housing alternatives for the poor who have little choice, it’s likely these trends will continue,” said Sullivan, an expert on satellite-imagery analysis who
...(more)

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