Volcano
Mauna Loa Shield volcano · 4,170 m · United States of America
Photo: Gordon Joly · CC BY-SA 3.0 · Wikimedia Commons Mauna Loa sits on the Pacific Plate, above a hotspot, away from plate boundaries. 111 eruptions are known since the end of the last ice age, the most recent in 2022. Its major eruptions caused at least 77 deaths.
Elevation 4,170 m Type Shield volcano Tectonic Setting Intraplate (hotspot), oceanic crust Dominant Rock Basalt / Picro-Basalt Plate Pacific Plate Country United States of America Last Eruption 2022 Known Eruptions (Holocene) 111 Max. Explosivity (VEI) 2 Known Fatalities 77 Nearby Cities Cities of more than 20,000 people within 100 km.
Eruption Timeline Each bar is an eruption; its height shows its explosivity (VEI 0 to 8).
8,050 BCE · VEI 0 7,850 BCE · VEI 0 7,550 BCE · VEI 0 7,350 BCE · VEI 0 7,150 BCE · VEI 0 6,650 BCE · VEI 0 6,550 BCE · VEI 0 6,250 BCE · VEI 0 5,850 BCE · VEI 0 5,650 BCE · VEI 0 5,350 BCE · VEI 0 4,250 BCE · VEI 0 3,750 BCE · VEI 0 3,350 BCE · VEI 0 3,250 BCE · VEI 0 2,750 BCE · VEI 0 2,350 BCE · VEI 0 2,250 BCE · VEI 0 2,150 BCE · VEI 0 2,050 BCE · VEI 0 2,000 BCE · VEI 0 1,900 BCE · VEI 0 1,800 BCE · VEI 0 1,750 BCE · VEI 0 1,700 BCE · VEI 0 1,650 BCE · VEI 0 1,300 BCE · VEI 0 950 BCE · VEI 0 600 BCE · VEI 0 500 BCE · VEI 0 400 BCE · VEI 0 300 BCE · VEI 0 200 BCE · VEI 0 80 BCE · VEI 0 60 BCE · VEI 0 30 BCE · VEI 0 50 · VEI 0 100 · VEI 0 150 · VEI 0 200 · VEI 0 300 · VEI 0 350 · VEI 0 450 · VEI 0 480 · VEI 0 550 · VEI 0 600 · VEI 0 630 · VEI 0 680 · VEI 0 810 · VEI 0 830 · VEI 0 940 · VEI 0 1040 · VEI 0 1070 · VEI 0 1130 · VEI 0 1170 · VEI 0 1190 · VEI 0 1310 · VEI 0 1360 · VEI 0 1370 · VEI 0 1390 · VEI 0 1440 · VEI 0 1470 · VEI 0 1500 · VEI 0 1510 · VEI 0 1540 · VEI 0 1640 · VEI 0 1650 · VEI 0 1680 · VEI 0 1685 · VEI 0 1730 · VEI 0 1750 · VEI 0 1832 · VEI 0 1843 · VEI 0 1849 · VEI 0 1851 · VEI 0 1852 · VEI 2 1855 · VEI 1 1859 · VEI 1 1865 · VEI 0 1868 · VEI 2 · deadly eruption 1870 · VEI 0 1871 · VEI 0 1872 · VEI 1 1873 · VEI 0 1873 · VEI 1 1875 · VEI 0 1875 · VEI 0 1876 · VEI 0 1877 · VEI 0 1879 · VEI 0 1880 · VEI 1 1880 · VEI 1 1887 · VEI 0 1892 · VEI 0 1896 · VEI 0 1899 · VEI 1 1903 · VEI 0 1907 · VEI 0 1914 · VEI 0 1916 · VEI 0 1919 · VEI 0 1926 · VEI 0 1933 · VEI 0 1935 · VEI 0 1940 · VEI 0 1942 · VEI 0 1949 · VEI 0 1950 · VEI 0 1975 · VEI 0 1984 · VEI 0 2022 · VEI 0 VEI 2 VEI 4 VEI 6 8,050 BCE 1500 1800 1900 2000
Sources : Global Volcanism Program, 2026. Volcanoes of the World (v. 5.4.0; 7 Aug 2026), Smithsonian Institution, doi:10.5479/si.GVP.VOTW5-2026.5.4
(volcano.si.edu ) · NOAA NCEI · USGS · Wikidata
