Debris Flow in Guam
Every debris flow event the National Weather Service has filed in Guam, year by year, with the most significant episodes. A fast-moving slurry of mud, rock and debris, usually on a slope soaked by heavy rain or stripped by a fire.
The most significant on the map
The most significant debris flow episodes in Guam.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The record
- Events
- 3
- Deaths
- 0
- Injuries
- 0
- Damage
- $216,000
Every year
The most significant
Ranked by deaths, injuries, damage and size together.
- Debris Flow in Guam, December 15, 2005A landslide occurred during heavy rain in Airai village, just southeast of Palau International Airport in Airai State on the southern end of Babeldaob, Palau's largest island.
- Debris Flow in Guam, October 15, 2025A landslide occurred during the early morning hours of October 15th, closing Route 1 (Marine Corps Drive) in eastern Hag’t a. The cliff line where the landslide occurred was near a development site for a subdivision in Tiyan.
- Debris Flow in Guam, February 15, 2004Heavy rain caused a landslide that damaged a house in Meyungs on the island of Ngerkebesang. The hill behind a residence collapsed, breaking a post and sending mud and water into the house.
More
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.