ATLAS · VOLCANOES · UNITED STATES
Volcanoes in United States
United States has 165 Holocene volcanoes on the map. 45 have erupted since 1926. The highest summits at 5,005 m. Below: how they split by eruption age, and the country’s most recently active volcanoes. From the Smithsonian Global Volcanism Program, snapshot 2026-06-23.
VOLCANOES165
ACTIVE SINCE 192645
HIGHEST SUMMIT5,005 m
By last eruption
Erupted since 192645 · 27%
Historical (1500–1925)24 · 15%
Prehistoric (Holocene)52 · 32%
Last eruption undated44 · 27%
Most recently active in United States
The country’s volcanoes, most recent eruption first. Year is the last recorded eruption; elevation is the summit.
2026Great Sitkin · Stratovolcano1,740 m
2026Kilauea · Shield1,222 m
2026Ahyi · Stratovolcano-55 m
2025Atka Volcanic Complex · Stratovolcano(es)1,518 m
2023Shishaldin · Stratovolcano2,857 m
2023Kanaga · Stratovolcano1,307 m
2023Semisopochnoi · Stratovolcano1,221 m
2023Ruby · Stratovolcano-174 m
2022Mauna Loa · Shield4,170 m
2022Pavlof · Stratovolcano2,493 m
2021Veniaminof · Stratovolcano2,507 m
2021Pagan · Stratovolcano(es)570 m