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Our programs produce accurate geologic maps and 3-D geologic frameworks that provide critical data for sustaining and improving the quality of life and economic vitality of the Nation. They also organize, maintain, and publish the geospatial baseline of the Nation's topography, natural landscape, built environment and more.

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New eruption in Halemaʻumaʻu crater at Kīlauea summit - September 29

At approximately 3:20 p.m. HST on September 29, 2021, the USGS Hawaiian Volcano Observatory (HVO) detected glow in Kīlauea summit webcam images indicating that an eruption has commenced within Halemaʻumaʻu crater in Kīlauea’s summit caldera, within Hawai‘i Volcanoes National Park. 

August 30, 2021—Summary map of intrusive activity at Kīlauea Volcano―August 23–30, 2021

 

Summary map of intrusive activity at Kīlauea Volcano―August 23–30, 2021

June 08, 2021—Kīlauea summit thermal map

June 08, 2021—Kīlauea summit thermal map constructed from aerial imagery

May 28, 2021—Kīlauea summit contour map

 

May 28, 2021—Kīlauea summit contour map showing lava lake level and topographic profiles across the caldera

May 13, 2021—Rise of the Halema‘uma‘u lava lake

Digital elevation models (DEMs) created from photos taken during helicopter overflights of Kīlauea summit.

March 4, 2021—Kīlauea 2018 lower East Rift Zone thermal map

A thermal map of Kīlauea Volcano's 2018 lower East Rift Zone fissures and steaming area.

May 13, 2021—Halema‘uma‘u eruption Digital Elevation Model

HVO uses regular Kīlauea summit helicopter overflights of Halema‘uma‘u crater to create digital elevation models (DEMs) of the crater.

May 13, 2021—Kīlauea summit eruption thermal map

May 13, 2021—Kīlauea summit eruption thermal map constructed from aerial imagery

May 13, 2021—Kīlauea summit eruption thermal map compilation

A compilation of nine thermal maps created for the ongoing eruption in Halema‘uma‘u, at the summit of Kīlauea, showing the evolution of the lava lake.

May 7, 2021—Kīlauea summit eruption contour map

May 7, 2021—Kīlauea summit eruption contour map showing lava lake level and elevations of features within the caldera

April 29, 2021—Increasing size of the Halema‘uma‘u lava lake

Digital elevation models (DEMs) created from photos taken during helicopter overflights of Kīlauea summit.

April 29, 2021—Rise of the Halema‘uma‘u lava lake

Digital elevation models (DEMs) created from photos taken during helicopter overflights of Kīlauea summit.