GIS Data
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May 27, 2026—Kīlauea summit eruption reference map May 27, 2026—Kīlauea summit eruption reference map
This reference map depicts the Kīlauea summit eruption within Halema‘uma‘u crater that began on December 23, 2024. As of this posting on May 27, 2026, the eruption has had forty-seven episodes, with the most recent occurring on May 14–15.
May 8, 2026 — Kīlauea lava flow and tephra fall map following episodes 45 and 46 May 8, 2026 — Kīlauea lava flow and tephra fall map following episodes 45 and 46
This map shows lava flow and tephra accumulation at the summit of Kīlauea volcano associated with episode 45 and 46 of the ongoing eruption in Halemaʻumaʻu that started on December 23, 2024, using data recorded by the Italian Space Agency's (ASI) COSMO-SkyMed Second Generation satellite constellation.
April 23, 2026 — Thermal map of episode 45 lava flows at the summit of Kīlauea April 23, 2026 — Thermal map of episode 45 lava flows at the summit of Kīlauea
This thermal map was made from thermal images collected during an overflight immediately after the end of Kīlauea summit episode 45 lava fountaining on April 23, 2026.
April 15, 2026—Summary map of tephra fall after episode 44 lava fountaining at the summit of Kīlauea April 15, 2026—Summary map of tephra fall after episode 44 lava fountaining at the summit of Kīlauea
This map shows the tephra fall associated with episode 44 of Kīlauea's episodic summit eruption, on April 9, 2026. Tephra is a generic word for any material erupted by a volcano that travels through the air before landing on the ground.
April 15, 2026—InSAR image of Kīlauea deformation associated with episode 44 of ongoing summit eruption April 15, 2026—InSAR image of Kīlauea deformation associated with episode 44 of ongoing summit eruption
COSMO-SkyMed Second Generation (CSG) interferogram for the period from April 1 to April 9, 2026, covering Kīlauea volcano’s summit region. Each color fringe represents 1.55 centimeters (0.61 inches) of ground movement in the direction between the satellite and the ground (range change).
April 13, 2026—Kīlauea summit eruption reference map April 13, 2026—Kīlauea summit eruption reference map
This reference map depicts the Kīlauea summit eruption within Halema‘uma‘u crater that began on December 23, 2024.