9:17 a.m. update April 17: Lava fountaining is anticipated to begin as Kīlauea entered its 18th eruptive episode late Wednesday.

Episode 18 of the ongoing Halemaʻumaʻu eruption began at 10:01 p.m. HST on April 16, 2025 when lava started overflowing from the north vent, according to the USGS Hawaiian Volcano Observatory.

Episode 17 of the ongoing Halemaʻumaʻu eruption at Kīlauea began at 10:15 p.m. on April 7, 2025 with the start of lava ...

The National Park Service reports that tephra is being carried aloft and falling onto Highway 11 (Hawaii Belt Road) in the Ka`u District between the 35 and 37 mile markers.

Scientists said “episode 18” of Kilauea volcano’s ongoing eruption began and ended Wednesday night, with a lava flow that ...

Lava flows covered more than 50% of the Halemaumau Crater floor within the southern part of Kaluapele, or Kilauea caldera. During the eruption, weak winds deposited Pele’s hair and tephra in ...

and tephra (rock fragments) that can affect the park and nearby communities. Pele’s hair are thin, golden-brown strands of volcanic glass formed during eruptions when molten lava stretches and ...

The lava has remained inside the volcano’s summit ... gas emissions and windblown volcanic glass (Pele’s Hair) and tephra that have impacted the national park and nearby communities.

According to USGS, there’s a lot of tephra or volcanic debris falling around the entire summit and surrounding communities. “Pele’s hair forms when you have two blobs of lava. As they go up ...

During the eruptive episodes, lava fountains have reached heights of 1,000 feet (305 meters), drawing visitors to marvel at ...