Significant explosion at Shishaldin volcano, Alaska
A significant explosion occurred at Shishaldin Volcano in Alaska, U.S. at 09:09 UTC on July 14, 2023. The Aviation Color Code remains at Orange.
Increased activity observed at Shishaldin volcano, Alaska
Volcanologists at the Alaska Volcano Observatory (AVO) are reporting increased activity at Shishaldin volcano. As a result, the Aviation Color Code was raised to Orange.
The opening phase of eruption at Kilauea volcano, Hawaii
This video, captured by the Hawaiian Volcano Observatory’s KWcam on the northwest rim of the caldera, shows the opening phase of the eruption that began within Halemaʻumaʻu crater in the early morning of June 7, 2023 (LT).
New eruption starts at Kilauea volcano, Hawaii
At approximately 14:44 UTC (04:44 HST) on June 7, 2023, the USGS Hawaiian Volcano Observatory (HVO) detected a glow in Kīlauea summit webcam images indicating that an eruption has commenced within Halemaʻumaʻu crater in Kīlauea’s summit caldera, within Hawai‘i Volcanoes National Park.
Increased earthquake activity, ground deformation at Kilauea volcano, Hawaii
Increased earthquake activity and changes in the patterns of ground deformation at Kīlauea’s summit began occurring on June 7, 2023, indicating the movement of magma in the subsurface.
Increased seismicity, ice-rock avalanche at Iliamna, Alaska
An increase in seismicity has been observed at Iliamna volcano beginning at 20:00 UTC on June 5, 2023. As a result, the Alaska Volcano Observatory (AVO) raised the Aviation Color Code and Volcano Alert level for Iliamna to Yellow and Advisory.
Thick lava flow within the summit crater of Great Sitkin volcano, Alaska
Slow eruption of lava continues at Great Sitkin volcano, Alaska, producing a thick lava flow within the summit crater.
AVO raises alert level for Tanaga and Takawangha volcanoes amid increased seismic activity, Alaska
Active seismic activity beneath the Tanaga and Takawangha volcanoes on Tanaga Island, Alaska, approximately 8 kilometers (5 miles) apart, has increased the potential for eruption, according to official reports from the Alaska Volcano Observatory (AVO).
Increased seismicity beneath Tanaga volcano, Alaska
In response to increased seismicity beneath the Tanaga volcano detected on March 6 and 7, 2023, the Alaska Volcano Observatory (AVO) raised the Aviation Color Code to Yellow and the Volcano Alert Level to Advisory.
Increased seismic activity under Trident volcano, Alaska
On February 22, 2023, the Alaska Volcano Observatory (AVO) raised the alert level of Trident Volcano to ADVISORY and the Aviation Color Code to YELLOW due to an increase in seismic activity beneath the volcano. The last eruption at this volcano was in 1974 (VEI 3).