This photo was taken by a Hawaiian Volcano Observatory monitoring webcam just before 6 a.m. July 9, 2025, during Episode 28 ...

HPR contributor Betsy Brown spoke with a USGS geologist during the last eruptive episode to find out what’s causing this ...

Hawaiian Volcano Observatory field engineers on July 10, 2025, visited monitoring stations downwind of the Kīlauea summit ...

Essentially, gas pistoning is a shallow, degassing-driven rise and fall of a lava surface. Often these pistons occur in narrow conduits—although they can happen in larger lava lakes and even in lava ...

Update at 10:09 p.m. Sunday, June 29, 2025: Episode 27 of the ongoing episodic summit eruption of Kīlauea volcano on the Big Island within Halemaʻumaʻu Crater ended abruptly just before 8 p.m. Sunday ...

On Saturday, a bulletin from the U.S. Geological Survey's Hawaiian Volcano Observatory reported the eruption on the mountain's northeast rift zone was continuing, but lava output and volcanic gas ...

Closing Mauna Loa and three other U.S. sites that track greenhouse gases would disrupt a decades-long record of the planet’s ...

This is the ninth episode of eruptive activity since Dec. 23, the Hawaiian Volcano Observatory said. Earlier episodes have lasted 13 hours to eight days, with pauses in between.

Hawaii’s Kilauea volcano began erupting on Wednesday morning, the Hawaiian Volcano Observatory reported. “At approximately 4:44 a.m. HST on June 7, 2023, the (US Geological Survey’s ...

The U.S. Geological Survey's Hawaiian Volcano Observatory warned after 2 a.m. HST of the potential for volcanic ash to shoot into the atmosphere, which can damage planes.

Hawaiian Volcano Observatory this afternoon lowered Kilauea’s volcano alert level from “warning” to “watch” and its aviation color code from red to orange, reflecting the less hazardous ...

Snowshoeing on Kīlauea? High fountain episodes pose new challenges to monitoring - Features | Hawaii Tribune-Herald ...