Data from the Global Volcanism Program of the Smithsonian Institution
Details for: Fourpeaked
Glacier-covered Fourpeaked volcano in NE Katmai National Park is seen here from the south with the Swikshak River in the foreground. Isolated andesitic outcrops surrounded by the Fourpeaked Glacier form the summit. Holocene eruptions at Fourpeaked had not been confirmed prior to its first historical eruption in September 2006. Photo by Jennifer Adleman, 2006 (U S Geological Survey, Alaska Volcano Observatory).
Volcano Number:312260
Volcano Name:Fourpeaked
Country:United States
Volcano Type:Stratovolcano
Last Eruption:2006 CE
Elevation:2105m
Tectonic Setting:Subduction zone / Continental crust (> 25 km)
Pop. within 5km:0
Pop. within 10km:0
Pop. within 30km:0
Pop. within 100km:165
Latitude:58.77
Longitude:-153.672


Eruption Data from the Global Volcanism Program of the Smithsonian Institution
Volcano Number Volcano Name Eruption Number Activity Type Explosivity Index Max Explosivity Index Modifier Activity Area Activity Unit Start Evidence Method Start Date End Date
312260 Fourpeaked 20250 Confirmed Eruption 2 Fissure trending N from summit Historical Observations 2006/9/17 2006/9/17
Emissions Data from the Global Volcanism Program of the Smithsonian Institution
Emission ID SO2 Kilotons Start Date End Date
224 1 2006/09/17 2006/09/17

Data from the Earthchem Library
Title Author Release Date DOI Link
The emissions of CO2 and other volatiles from the world’s subaerial volcanoes The emissions of CO2 and other volatiles from the world’s subaerial volcanoes Fischer, Tobias 2020-11-21 10.1594/IEDA/111445 Details
Data from the Earthchem Portal

Data from the SESAR Database

Data from the MaGa Database
Location: Fourpeaked (View Details at MaGa DB)
Description: Fourpeaked Volcano is an active stratovolcano in Alaska. The Alaska Volcano Observatory currently rates Fourpeaked Volcano as Aviation Alert Level Green and Volcanic-alert Level Normal. It is nearly completely covered by Fourpeaked Glacier.
Hazard Description: not reporetd
Type: volcanic_plume
Region: Alaska, USA
Country: United States
Volcanic Complex: Fourpeaked
Gas Flux Data:
Measurement Name Detail Date Specie Flux Std. Dev. Unit of Measure
Fourpeaked_23092006 Detail 2006/09/23 SO2 2353 0 Mg/d
Fourpeaked_23092006 Detail 2006/09/23 H2S 140 0 Mg/d
Fourpeaked_18112006 Detail 2006/11/18 SO2 1000 0 Mg/d
Fourpeaked_18112006 Detail 2006/11/18 H2S 27 0 Mg/d
Fourpeaked_18112006 Detail 2006/11/18 CO2 595 0 Mg/d
Fourpeaked_24092006 Detail 2006/09/24 SO2 1620 0 Mg/d
Fourpeaked_24092006 Detail 2006/09/24 H2S 74 0 Mg/d
Fourpeaked_24092006 Detail 2006/09/24 CO2 340 0 Mg/d