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August 8, 2022—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption on August 8, 2022.

August 4, 2022—Kīlauea summit UAS thermal maps

Uncrewed aircraft systems (UAS) flights on August 4, 2022, allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

July 22, 2022—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption on July 22, 2022. 

July 19, 2022—Kīlauea summit thermal maps

A helicopter overflight on July 19, 2022, allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

July 12, 2022—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption on July 12, 2022. 

July 7, 2022 - Kīlauea summit UAS thermal map

Uncrewed aircraft systems (UAS) flights on July 7, 2022, allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

June 21, 2022—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption on June 21, 2022.

June 17, 2022—Kīlauea summit thermal maps

A helicopter overflight on June 17, 2022, allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

Kīlauea Volcano crater filling as of May 2022

This map of the Kīlauea summit is mostly identical to the May 16, 2022, eruption reference map, but also included here are west to east topographic profiles across the caldera.

May 18, 2022—Kīlauea summit UAS thermal maps

Unoccupied aircraft systems (UAS) flights on May 18, 2022, allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

May 16, 2022—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption on May 16, 2022.

Geologic maps of the Stephenson and Winchester quadrangles, Frederick and Clarke Counties, Virginia, and Inwood and White Hall quadrangles, Berkeley and Jefferson Counties, West Virginia

The study area consists of four contiguous 7.5-minute quadrangles and is located in Frederick and Clarke Counties, Virginia, and Berkeley and Jefferson Counties, West Virginia. The individual quadrangles are Stephenson, Winchester, Inwood, and White Hall. The study area lies within the Great Valley subprovince of the Valley and Ridge physiographic province where about 23,000 feet (ft) (7,000 meter