Volcano Hazards Program Office


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Date published: June 28, 2018

Frequently Asked Questions about Kīlauea Volcano's summit earthquakes.

These FAQs will help answer some of the most commonly asked questions about the nature of Kīlauea's summit activity and the numerous earthquakes occurring in the area.

Date published: June 27, 2018

29 March 2017—Preliminary Analysis of Hazards at the Kamokuna Ocean Entry

This "Cooperator Report to the U.S. Coast Guard" addresses hazards associated with the Kamokuna ocean entry, active July 2016—November 2017, on KILAUEA's south flank

Date published: June 25, 2018

Saying "goodbye" to one GPS station and "hello" to two more.

On June 18, Hawaiian Volcano Observatory staff said a sad goodbye to a GPS instrument that had faithfully recorded over 95 m (310 ft) of downward motion of the floor of Kīlauea caldera before losing radio contact.

Date published: June 21, 2018

Kīlauea Volcano Erupts

Today's update for June 21st, 2018 will be the last of the daily updates on this USGS feature story.  We encourage you to keep checking the USGS Hawaiian Volcano Observatory (HVO) Kīlauea status website for daily activity updates. You can also visit the USGS Facebook page and the USGS Twitter feed as updates become available. For press inquiries, please email volcanomedia@usgs.gov.

Date published: May 29, 2018

Why so many earthquakes in the Kīlauea summit area?

Deflation at Kīlauea's summit has caused up to 1.5 meters (about 5 feet) of subsidence, which has stressed the faults around and within Kīlauea Caldera. 

Date published: May 24, 2018

Ground- and space-based monitoring reveal where magma has moved under Kīlauea Volcano

An explanation of magma movement from Kīlauea's summit through the volcano's East Rift Zone and to the eruption site(s) in lower Puna.

Date published: May 17, 2018

Kilauea volcanic activity and ash eruptions intensify

With ash eruptions occurring from Kilauea’s summit this week, there is a threat of an even larger steam-driven violent explosion. Such an eruption could happen suddenly and send volcanic ash 20,000 feet into the air, threatening communities for miles.

Date published: May 14, 2018

Steamboat Counter

Steamboat Geyser, in the Norris Geyser Basin, is in a phase of more frequent water eruptions, much like in the 1960s and early 1980s. Although these eruptions do not have any implications for future volcanic activity at Yellowstone (after all, geysers are supposed to erupt, and most are erratic, like Steamboat), they are nonetheless spectacular. 

Date published: May 14, 2018

Facts on the stability of Kīlauea's south flank, past and present.

Addresses speculative stories, rumors and blogs about the stability of the south flank of Kīlauea and the potential for a catastrophic collapse that could generate a Pacific-wide tsunami.

Date published: May 11, 2018

New Hawai'i Interagency Vog Information Dashboard (from IVHHN)

The International Volcanic Health Hazard Network (IVHHN) has a new resource for the current eruptive activity and associated hazards at Kīlauea Volcano's lower East Rift Zone and summit. Find it at https://vog.ivhhn.org

Date published: May 9, 2018

Photo and Video Chronology - Kīlauea - May 9, 2018

Short-lived explosion at Halema‘uma‘u crater, 8:27 a.m. HST