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November 30, 2022 — Mauna Loa eruption map

This reference map depicts the ongoing Mauna Loa eruption on Nov. 30, 2022.

November 29, 2022 — Mauna Loa eruption map

This reference map depicts the ongoing Mauna Loa eruption on Nov. 29, 2022.

November 28, 2022 — Mauna Loa eruption map

This reference map depicts the ongoing Mauna Loa eruption on Nov. 28, 2022.

Bathymetric map and surface area and capacity table for Table Rock Lake near Branson, Missouri, 2020

Table Rock Lake was completed in 1958 on the White River in southwestern Missouri and northwestern Arkansas for flood control, hydroelectric power, public water supply, and recreation. The surface area of Table Rock Lake is about 42,400 acres, and about 715 miles of shoreline are at the conservation pool level (915 feet above the North American Vertical Datum of 1988). Sedimentation in reservoirs

November 17, 2022—Kīlauea summit thermal maps

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

October 31, 2022—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption on October 31, 2022.

October 28, 2022—Kīlauea summit thermal maps

A helicopter overflight on October 28, 2022, allowed for aerial visual and thermal imagery to be collected of Halema‘uma‘u crater at the summit of Kīlauea.

Bedrock geologic map of the Crown Point quadrangle, Essex County, New York, and Addison County, Vermont

The bedrock geology of the 7.5-minute Crown Point quadrangle consists of deformed and metamorphosed Mesoproterozoic gneisses of the Adirondack Highlands unconformably overlain by weakly deformed lower Paleozoic sedimentary rocks of the Champlain Valley. The Mesoproterozoic rocks occur on the eastern edge of the Adirondack Highlands and represent an extension of the Grenville Province of Laurentia.

Use of high-resolution topobathymetry to assess shoreline topography and potential future development of a slack water harbor near Dardanelle, Arkansas, October 2021

The U.S. Army Corps of Engineers (USACE), Southwestern Division, Little Rock District Civil Works program has a mission to maintain cohesion between physical and naturally developed environments. The USACE authorized the development of an off-channel harbor (hereinafter referred to as the “proposed slack water harbor”) along the McClellan-Kerr Arkansas River Navigation System at river mile 202.6,

October 7, 2022—Kīlauea summit eruption reference map

This reference map depicts the ongoing Kīlauea summit eruption on October 7, 2022. 

October 5, 2022—Kīlauea summit UAS thermal maps

Uncrewed aircraft systems (UAS) flights on October 5, 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 September 2022

This map of the Kīlauea summit is mostly identical to the September 13, 2022, eruption reference map, but also included here are west to east topographic profiles across the caldera.