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Digital elevation model of Kilauea Volcano, Hawai'i, based on July 2019 airborne lidar surveys

Metadata Updated: October 29, 2023

The 2018 eruption of Kilauea Volcano on the Island of Hawai'i saw the collapse of a new, nested caldera at the volcano's summit, and the inundation of 35.5 square kilometers (13.7 square miles) of the lower Puna District with lava. Between May and August, while the summit caldera collapsed, a lava channel extended 11 kilometers (7 miles) from fissure 8 in Leilani Estates to Kapoho Bay, where it formed an approximately 3.5-square-kilometer (1.4-square-mile) lava delta along the coastline. Rapidly-deployed remote sensing techniques were vital in monitoring these events. Following the eruption, the U.S. Geological Survey (USGS) contracted the acquisition of rigorous airborne lidar surveys of Kilauea Volcano's summit, middle East Rift Zone, and lower East Rift Zone, also including the entire Pu'u 'O'o lava flow field that was active from 1983 through early 2018. The surveys covered 567 square kilometers (219 square miles) at 30-100 points per square meter, for a total of 53 billion points. Only 16 percent of these points (an average of 4 points per square meter) were classified as ground due to extremely dense vegetation over much of the area. The USGS used 2,570 point cloud files classified by Quantum Spatial to generate a single digital elevation model (DEM) of the ground surface, including beneath-forest cover (that is, 'bare earth'). This USGS data release contains digital elevation data as a 1-meter resolution raster dataset (.tif file). The DEM can support a variety of earth science, civil engineering, and land use investigations.

Access & Use Information

Public: This dataset is intended for public access and use. License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

Downloads & Resources

Dates

Metadata Created Date June 1, 2023
Metadata Updated Date October 29, 2023

Metadata Source

Harvested from DOI EDI

Additional Metadata

Resource Type Dataset
Metadata Created Date June 1, 2023
Metadata Updated Date October 29, 2023
Publisher U.S. Geological Survey
Maintainer
@Id http://datainventory.doi.gov/id/dataset/6dab8741e906037f58aef1be6572732c
Identifier USGS:5eb19f3882cefae35a29c363
Data Last Modified 20200831
Category geospatial
Public Access Level public
Bureau Code 010:12
Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
Metadata Catalog ID https://datainventory.doi.gov/data.json
Schema Version https://project-open-data.cio.gov/v1.1/schema
Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
Harvest Object Id 1c824b31-6949-4918-803f-74826a1633d4
Harvest Source Id 52bfcc16-6e15-478f-809a-b1bc76f1aeda
Harvest Source Title DOI EDI
Metadata Type geospatial
Old Spatial -155.3726,19.292,-154.8042,19.5274
Publisher Hierarchy White House > U.S. Department of the Interior > U.S. Geological Survey
Source Datajson Identifier True
Source Hash c87e9eabf20d8441bc5278b6638533a43f99fa1171bf0843e2b0b789c23bf186
Source Schema Version 1.1
Spatial {"type": "Polygon", "coordinates": -155.3726, 19.292, -155.3726, 19.5274, -154.8042, 19.5274, -154.8042, 19.292, -155.3726, 19.292}

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