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Maps

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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Geologic Maps

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Map Releases

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Filter Total Items: 496

November 9, 2021—Kīlauea summit thermal maps

This reference map depicts the ongoing Kīlauea summit eruption on November 9, 2021.

November 4, 2021—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption on November 4, 2021.

October 20, 2021—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption as of October 20, 2021.

October 15, 2021—Kīlauea summit eruption thermal maps

A helicopter overflight on October 15, 2021, at approximately 7:30 a.m. HST allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

October 14, 2021—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption as of October 14, 2021.

October 8, 2021 — Kīlauea, Halema‘uma‘u Lava Lake Growth

The surface area of the Halema‘uma‘u lava lake at the summit of Kīlauea is now 553,000 square meters, or 157 acres.

October 8, 2021—Kīlauea summit eruption thermal maps

A helicopter overflight on October 8, 2021, at approximately 8:00 a.m. HST allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

October 5, 2021—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption as of October 5, 2021.

October 1, 2021—Kīlauea summit eruption thermal maps

A helicopter overflight on October 1, 2021, at approximately 10:00 a.m. HST allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

September 30, 2020—Kīlauea summit eruption thermal maps

A helicopter overflight on September 30, 2021, at approximately 7:30 a.m. HST allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

September 29, 2021—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption as of approximately 6:00 PM on September 29, 2021.

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.