Hawai'i Volcano Blog
Volcano Activity Update: Feb. 22, 2018
A magnitude-3.2 earthquake with three or more felt reports occurred eight miles southwest of Volcano this week.
Hawai‘i Volcano Watch: Slow Slip on Kīlauea’s South Flank Expected this Year
The last slow slip event at Kīlauea Volcano’s South Flank occurred in October 2015.
Hawai‘i Volcano Overflight: Tremendous Surge of Lava
The collapse of nearly the entire east wall of the lava lake within the Puu’u ‘O’o Vent was overshadowed by many lava flows on the Pali on Feb. 20.
Hawai‘i Volcano Overflight: Many Lava Flows
Several streams of pahoehoe, ending in a‘a were discovered on the Pali and more flows just above the cliff scarp combined with the steam for dramatic effect.
Hawai‘i Volcano Activity Update: Feb. 15, 2018
One earthquake with three or more felt reports occurred in Hawaiʻi this past week.
Hawai‘i Volcano Watch: Why Are HVO Scientists Talking So Much About Mauna Loa?
USGS Hawaiian Volcano Observatory clarifies a few facts about Mauna Loa’s recent unrest.
Hawai‘i Volcano Overflight: Puʻu ʻŌʻō Exudes ‘Nasty Fumes’
The Paradise Helicopters crew was able to access Puʻu ʻŌʻō’s lava lake, albeit briefly, as “nasty fumes chased us away.”
Hawai‘i Volcano Activity Update: Feb. 8, 2018
The flow remained active with scattered breakouts on the pali and coastal plain, but no ocean entry.
Hawai‘i Volcano Watch: Sounds we Can’t Hear Teach us About Lava Lakes
Most lava lake sounds cannot be heard by humans.
Hawai‘i Volcano Activity Update: Feb. 1, 2018
The East Rift Zone lava flow remained active downslope of Pu‘u ‘Ō‘ō during the last week.
Hawai‘i Volcano Watch: Completed Archive Inspires New Column
An archive of Volcano Watch articles are now available to view online.
Hawai‘i Volcano Overflight: Stunning Activity in Puʻu ʻŌʻō Vent’s Lava Lake
The crew from Paradise Helicopters saw stunning activity in the Puʻu ʻŌʻō vent’s lava lake during a Jan. 25 overflight
Hawai‘i Volcano Watch: Why Do Some Earthquakes Have Negative Depths?
For Hawai‘i earthquake depths, the zero point is now sea level. Positive depths indicate downward from sea level, and negative depths indicate upward from sea level.
Volcano Overflight: Big Pali Flow
A quarter-mile flow sent steams of lava rolling downhill on Thursday, Jan. 11, starting out as pahoehoe and ending at the bottom in huge clinkers aʻa flows
Keeping Informed about Hawaiian Volcanoes is the First Step to Preparedness
there are several ways that Hawai‘i residents, visitors, and public safety officials, as well as volcano fans around the globe, can follow what’s happening at Hawaiian volcanoes.
Volcano Activity Update: Jan. 11, 2018
No earthquakes were reported on Hawaii Island during the past week.
Hawai‘i Volcano Watch: What Makes the Lava Lake in Halema‘uma‘u Rise and Fall?
Scientists have been closely observing the lava lake behavior and gathering data.
Hawai‘i Volcano Overflight: Puʻu ʻŌʻō Celebrates 35th Birthday With ‘Extreme Activity’
The crew of Paradise Helicopters conducted an overflight on Thursday, Jan. 4, 2018, the day after Puʻu ʻŌʻō’s 35th birthday.
Volcano Activity Updates: Jan. 4, 2018
The East Rift Zone lava flow remains active with scattered breakouts on the pali and coastal plain.
Hawai‘i Volcano Watch: HVO Looks Forward to 2018
Learn more about Hawaiian volcanoes in January during Volcano Awareness Month.
