Volcanic Ash
Ash from an eruption that fell on land or reduced visibility. Every one the National Weather Service has filed, by year and by state, with the deadliest and costliest.
The deadliest and costliest on the map
The deadliest and costliest volcanic ash episodes on record.
- 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
- 70
- Deaths
- 0
- Injuries
- 0
- Damage
- $500,000
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Every year
Deaths each year
The deadliest
Deaths from this kind of event within each episode.
None recorded.
The costliest
Damage from this kind of event within each episode, in the dollars of its year.
By state
| State or waters | Events | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Puerto Rico | 42 | 0 | 0 | $300,000 |
| U.S. Virgin Islands | 14 | 0 | 0 | $200,000 |
| Guam | 9 | 0 | 0 | |
| Alaska | 4 | 0 | 0 | |
| Washington | 1 | 0 | 0 |
Every kind of event
- Thunderstorm Wind
- Hail
- Flash Flood
- High Wind
- Winter Storm
- Drought
- Winter Weather
- Tornado
- Heavy Snow
- Flood
- Marine Thunderstorm Wind
- Heat
- Heavy Rain
- Strong Wind
- Excessive Heat
- Extreme Cold/Wind Chill
- Cold/Wind Chill
- Lightning
- Dense Fog
- Blizzard
- Frost/Freeze
- Ice Storm
- High Surf
- Funnel Cloud
- Wildfire
- Tropical Storm
- Waterspout
- Coastal Flood
- Lake-Effect Snow
- Debris Flow
- Hurricane (Typhoon)
- Dust Storm
- Rip Current
- Storm Surge/Tide
- Marine High Wind
- Sleet
- Avalanche
- Marine Hail
- Astronomical Low Tide
- Marine Tropical Storm
- Tropical Depression
- Freezing Fog
- Lakeshore Flood
- Dust Devil
- Marine Strong Wind
- Dense Smoke
- Marine Hurricane/Typhoon
- Volcanic Ashfall
- Seiche
- Sneakerwave
- Volcanic Ash
- Tsunami
- Marine Tropical Depression
- Marine Dense Fog
- Northern Lights
- Marine Lightning
- Hurricane
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.