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Volcanic Maps

The USGS Volcano Hazards Program enhances public safety and minimize social and economic disruption from volcanic unrest and eruption. We accomplish this by delivering effective forecasts, warnings, and information about volcano hazards based on scientific understanding of volcanic processes. Learn more by exploring USGS volcanic maps. 

Filter Total Items: 485

December 12, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 12, 2022.

December 11, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 11, 2022.

December 10, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 10, 2022

December 9, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 9, 2022.

December 8, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 8, 2022.

December 7, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 7, 2022.

December 7, 2022 — Mauna Loa Northeast Rift Zone eruption fissure 3 lava flow thermal map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 7, 2022.

December 6, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 6, 2022.

December 5, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 5, 2022.

December 5, 2022 — Thermal Maps Showing Evolution of Mauna Loa Fissure 3 Lava Flow

These maps show evolution of the lava flow from fissure 3 over 5 days. 

December 4, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 4, 2022.

December 3, 2022 — Mauna Loa Eruption Map

This reference map depicts the ongoing Mauna Loa eruption on Dec. 3, 2022.