Volcano Hazards Program Office


Filter Total Items: 2,625
Date published: July 9, 2020

Volcano Watch—A Legendary part of the Wailuku River is again revealed

The "Hawaiian Sup‘pa Man," demi-god Maui, had several adventures on the Wailuku River in the legendary past. He rescued his mother, Hina, who lived in the cave behind Waiānuenue (Rainbow Falls), from Kuna, a threatening mo‘o (legendary giant lizard), eventually killing him and leaving his body as a small island in the pool fronting Hina's cave.

Date published: July 6, 2020

What's the story, Morning Glory?

Yellowstone's Upper Geyser Basin is one of the truly unique places on Earth. It contains the world's highest concentration of geysers, including Old Faithful, and several remarkable hot springs. One the most famous is Morning Glory Pool, which is accessible at the end of an easy 1.5-mile trail from the Old Faithful Visitor Center. But years ago, you could drive a car right up to its edge.

Date published: July 3, 2020

USGS HVO Press Release—Magnitude-4.3 earthquake under Kīlauea Volcano's south flank

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.3 earthquake located beneath Kīlauea Volcano's south flank on Friday, July 3, at 2:19 p.m., HST.

Date published: July 3, 2020

USGS HVO Press Release—Magnitude-4.6 earthquake on Kīlauea Volcano’s south flank

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.6 earthquake located beneath Kīlauea Volcano's south flank on Thursday, July 2, at 11:20 p.m., HST.

Date published: July 2, 2020

Volcano Watch—Tech talk part 2: Schematic diagram of one HVO technician's position

Last week's "Volcano Watch" article introduced the role of "technician" at the USGS Hawaiian Volcano Observatory (HVO). This week, we present the introspective of Steven Fuke's life (schematic diagram) as an "electronics technician" at HVO through his experiences,...

Date published: June 29, 2020

Discovery of Ancient Super-eruptions Suggests the Yellowstone Hotspot May Be Waning

Explosive super eruptions are among the most extreme events to affect the Earth’s surface. Thankfully, humans have not experienced such an event in recorded history (the last massive volcanic explosion was 26,500 years ago). The only clues to help us better understand super eruptions and their impacts are hiding within the geological record—including along the track of the Yellowstone hotspot...

Date published: June 25, 2020

Volcano Watch—Tech talk part 1: Electronic "doctor" tracks health of monitoring stations

As part of Volcano Awareness Month earlier this year, "Volcano Watch" featured five articles focused on different roles at the USGS Hawaiian Volcano Observatory (HVO). These articles described the roles of "geodesist," "...

Date published: June 22, 2020

Gases released from Yellowstone volcano provides clues to Earth's formation

With oceans covering over 70% of Earth's surface and an atmosphere rich in volatile elements (carbon, nitrogen and oxygen), Earth has seemingly always provided the perfect environment for life to develop in the Solar System. But how and when did these volatiles arrive on the planet? It turns out, the answer lies buried thousands of kilometers deep below Yellowstone National Park.

Date published: June 18, 2020

Volcano Watch—Extraordinary tenure ends for leader of USGS Hawaiian Volcano Observatory

The extraordinary leadership of Tina Neal as Scientist-in-Charge (SIC) of the USGS Hawaiian Volcano Observatory (HVO) comes to an end this week, when she returns to the Alaska Volcano Observatory after fulfilling her five-year commitment to HVO. David Phillips, HVO’s Deputy SIC, will take the helm until Tina’s successor arrives. 

Date published: June 15, 2020

Jim Bridger: Yellowstone’s Spinner of Tall Tales

The American West is a land filled with tales of adventure and discovery. Countless stories of brave frontiersman and frontierswoman are still told around the campfire today. But the stories of one mountain man stand out among the rest. A spinner of tall tales and a man of mystery, James Felix “Jim” Bridger conquered the Rocky Mountain region and lived to tell the tale.

Date published: June 11, 2020

Volcano Watch—Kīlauea’s 1952 summit eruption ended a long period of inactivity

On June 27, 1952, an eruption started at the summit of Kīlauea Volcano, ending a period of quiescence that had lasted nearly 18 years.

Date published: June 8, 2020

New resource on health hazards of volcanic and geothermal gases

The International Volcanic Health Hazard Network (IVHHN) in cooperation with USGS, has released "The Health Hazards of Volcanic and Geothermal Gases: a Guide for the Public." The 20-page booklet addresses health hazards and impacts of volcanic and geothermal gases and aerosols.