Skip to main content
U.S. flag

An official website of the United States government

Landslides

Filter Total Items: 72

Interactive U.S. Landslide Data Maps

Interactive U.S. Landslide Data Maps with access to GIS data.
link

Interactive U.S. Landslide Data Maps

Interactive U.S. Landslide Data Maps with access to GIS data.
Learn More

Glenwood Canyon, Colorado, Flooding and Debris Flows: 2021

Summer storms on the Grizzly Creek burn area have resulted in repeated flooding and debris flows that are having enormous impacts in Glenwood Canyon. This Story Map collection summarizes the June and July events.
link

Glenwood Canyon, Colorado, Flooding and Debris Flows: 2021

Summer storms on the Grizzly Creek burn area have resulted in repeated flooding and debris flows that are having enormous impacts in Glenwood Canyon. This Story Map collection summarizes the June and July events.
Learn More

Bond Fire Debris Flows, California: January 25 and 28, 2021

On Wednesday, December 2, 2020 at approximately 10:15 PM PST, the Bond wildfire ignited in Orange County, California, burning partially within the Cleveland Forest, near Silverado Canyon just north of the area burned by the October 2020 Silverado fire. The fire burned 27 square kilometers (sq km) prior to containment on December 10, 2020 (CalFire). Fuels were primarily chaparral, brush, and tall...
link

Bond Fire Debris Flows, California: January 25 and 28, 2021

On Wednesday, December 2, 2020 at approximately 10:15 PM PST, the Bond wildfire ignited in Orange County, California, burning partially within the Cleveland Forest, near Silverado Canyon just north of the area burned by the October 2020 Silverado fire. The fire burned 27 square kilometers (sq km) prior to containment on December 10, 2020 (CalFire). Fuels were primarily chaparral, brush, and tall...
Learn More

Woodbury Fire, Arizona Debris Flows - September 2019

On Saturday, June 8, 2019 at approximately 1:30 PM MST, the Woodbury wildfire ignited approximately 8 kilometers (km) northwest of Superior, Arizona. The 7th largest wildfire in Arizona’s recorded history, the fire burned 501 km2 prior to containment on July 15, 2019. The fire occurred within the Superstition Wilderness of the Tonto National Forest. The wilderness area extends from the...
link

Woodbury Fire, Arizona Debris Flows - September 2019

On Saturday, June 8, 2019 at approximately 1:30 PM MST, the Woodbury wildfire ignited approximately 8 kilometers (km) northwest of Superior, Arizona. The 7th largest wildfire in Arizona’s recorded history, the fire burned 501 km2 prior to containment on July 15, 2019. The fire occurred within the Superstition Wilderness of the Tonto National Forest. The wilderness area extends from the...
Learn More

Calwood Fire "Heil Ranch" Landslide Monitoring Site near Boulder, CO

Wildfire can radically change a mountainous landscape such that even a modest rainstorm is capable of producing deadly and destructive flash flooding and debris flows.
link

Calwood Fire "Heil Ranch" Landslide Monitoring Site near Boulder, CO

Wildfire can radically change a mountainous landscape such that even a modest rainstorm is capable of producing deadly and destructive flash flooding and debris flows.
Learn More
link

Calwood Fire "Heil Ranch" near Boulder, CO - Recent Conditions

Recent Monitoring Data
Learn More

Postfire Landslide Monitoring Station: "Chambers" (2021 Dixie Fire) near Belden, CA

Wildfire can increase landslide susceptibility in mountainous terrain. The USGS maintains postfire landslide monitoring stations to track hillslope hydrologic conditions in the years following fire.
link

Postfire Landslide Monitoring Station: "Chambers" (2021 Dixie Fire) near Belden, CA

Wildfire can increase landslide susceptibility in mountainous terrain. The USGS maintains postfire landslide monitoring stations to track hillslope hydrologic conditions in the years following fire.
Learn More

Postfire Landslide Monitoring Station: "Chips" (2021 Dixie Fire) near Belden, CA

Wildfire can increase landslide susceptibility in mountainous terrain. The USGS maintains postfire landslide monitoring stations to track hillslope hydrologic conditions in the years following fire.
link

Postfire Landslide Monitoring Station: "Chips" (2021 Dixie Fire) near Belden, CA

Wildfire can increase landslide susceptibility in mountainous terrain. The USGS maintains postfire landslide monitoring stations to track hillslope hydrologic conditions in the years following fire.
Learn More
link

"Chambers" - Recent Conditions

Recent Monitoring Data
Learn More
link

Coastal and Marine Geohazards of the U.S. West Coast and Alaska

Coastal and marine geohazards are sudden and extreme events beneath the ocean that threaten coastal populations. Such underwater hazards include earthquakes, volcanic eruptions, landslides, and tsunamis.
Learn More

Barry Arm, Alaska, Tsunami Hazard Maybe Not So Severe

...however, wave height could still be hazardous to Whittier and other nearshore communities in Prince William Sound.
link

Barry Arm, Alaska, Tsunami Hazard Maybe Not So Severe

...however, wave height could still be hazardous to Whittier and other nearshore communities in Prince William Sound.
Learn More

Rainfall-Induced Landslides in Puerto Rico

In September 2017 Hurricane María triggered more than 70,000 landslides across Puerto Rico that caused loss of life and widespread damage to transportation, communication, and power-supply infrastructure, and to other public and private property.
link

Rainfall-Induced Landslides in Puerto Rico

In September 2017 Hurricane María triggered more than 70,000 landslides across Puerto Rico that caused loss of life and widespread damage to transportation, communication, and power-supply infrastructure, and to other public and private property.
Learn More