USGS webcam view of the north vent within Halemaʻumaʻu on Tuesday morning.

Kīlauea Volcano Eruption Update for Tuesday, September 15

Big Island Video News

Sep 15, 2026

STORY SUMMARY

HAWAIʻI VOLCANOES NATIONAL PARK - Spatter bursts and large flames were nearly continuous from the north vent overnight, but still no high ava fountaining.

(BIVN) – The prolonged precursory activity at the summit of Kīlauea volcano continues, but still no high lava fountaining. 

Spatter bursts and large flames were nearly continuous from the north vent overnight. In a Monday evening update, the USGS Hawaiian Volcano Observatory reported continued summit inflation reached a total of 15.8 microradians of inflation following the loss of 12.7 microradians during the previous episode 54 fountaining in August.

Scientists recently stated inflation-based forecasting models are no longer valid, and it is not possible to say how long the precursory activity may last. 

A synthesized text-to-video voiceover was used in the narration for this story. Video courtesy the USGS.

For now, the USGS Volcano Alert Level for Kilauea remains at WATCH, and the Aviation Color Code is ORANGE. 

This story will be updated with the latest from the USGS HVO when it is made available on Tuesday morning.

About The Featured Image

USGS webcam view of the north vent within Halemaʻumaʻu on Tuesday morning.


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