Linked volcano names (below) go to the report for this month within all of the Smithsonian reports for that volcano. Select "Complete Issue" to see all the reports for this month.
Dabbahu (Ethiopia)
First historical eruption on 26 September; ash emission and a pumice dome
Erta Ale (Ethiopia)
Agitated lava lake during time of September 2005 earthquake swarm ~ 100 km S
Barren Island (India)
Lava emissions through September-August; high fire fountains; lava enters sea
Pago (Papua New Guinea)
Steaming, and few earthquakes, during field observations in September 2005
Ulawun (Papua New Guinea)
Thick plumes and earthquakes during late August to mid-September 2005
Montagu Island (Antarctica)
September 2005 satellite image and infrared data portray ongoing eruption
Galeras (Colombia)
Hazard graphics; vigorous 2004 eruptions generally quieting thus far in 2005
Sierra Negra (Ecuador)
Caldera erupts starting 22 October 2005 at fissure on caldera's inner N wall
Santa Ana (El Salvador)
Sudden eruption on 1 October 2005; thousands evacuated
Cleveland (Alaska, USA)
Minor eruptions during June-October 2005 after 4 years of quiet
Editors: Rick Wunderman, Catherine Galley, Edward Venzke, and Gari Mayberry
Volunteer Staff: Catherine Galley, Robert Andrews, Jacquelyn Gluck, Jerry Hudis, William Henoch, and Stephen Bentley