Volcanoes
WorldPhysical EnvironmentTime series map animation showing locations of significant volcanic eruptions from 1800 to 2019. Use timeline controls at bottom of the map to display data by time period.
NOAAA world map showing volcanoes active between 1800 and 2020. Volcanoes are scattered globally, with notable concentrations in the western US, Mexico, Central America, the Andes, the Mediterranean, East Africa, Southeast Asia, and the Pacific Ring of Fire.
Cleveland | Hood | Hualalai | Kilauea | Mauna Loa | Novarupta | Okmok | Redoubt | Shishaldin | Spurr | St. Helens | Vsevidof | Westdahl | Yellowstone | Approximate Form and Extent of Outcrop of Carbonate Rocks | 20–29°F | 30–39°F | 40–49°F | 50–54°F | 55–59°F | 60–64°F | 65–70°F | More than 70°F | Class | Rank | Value | Major Iron-Producing Areas in North America | Lightning Frequency | <0.1 flashes/km²/year | 0.1 flashes/km²/year | 0.2 flashes/km²/year | 0.4 flashes/km²/year | 0.6 flashes/km²/year | 0.8 flashes/km²/year | 1 flash/km²/year | 2 flashes/km²/year | 4 flashes/km²/year | 6 flashes/km²/year | 8 flashes/km²/year | 10 flashes/km²/year | 20 flashes/km²/year | 30 flashes/km²/year | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 1 | 14 | 3 | 1 | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 5.56% | 6.56% | 12.0% | 27.1% | 11.3% | 22.7% | 28.5% | 31.4% | 17.9% | 2.52% | 24.4% | 16.4% | 8.63% | 6.27% | 9.50% | 4.67% | 3.58% | 14.1% | 25.7% | 10.1% | 11.3% | 14.8% | 42.6% | 30.6% | 47.1% | ||||