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2001 USACE Oahu Lidar-Derived Dune Crest, Toe and Shoreline

Metadata Updated: January 7, 2026

The Storm-Induced Coastal Change Hazards component of the National Assessment of Coastal Change Hazards project focuses on understanding the magnitude and variability of extreme storm impacts on sandy beaches. Lidar-derived beach morphologic features such as dune crest, toe and shoreline help define the vulnerability of the beach to storm impacts. This dataset defines the elevation and position of the seaward-most dune crest and toe and the mean high water shoreline derived from the 2001 U.S. Army Corps of Engineers (USACE) Oahu lidar survey. Beach width is included and is defined as the distance between the dune toe and shoreline along a cross-shore profile. The beach slope is calculated using this beach width and the elevation of the shoreline and dune toe.

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 January 7, 2026
Metadata Updated Date January 7, 2026

Metadata Source

Harvested from DOI USGS DCAT-US

Additional Metadata

Resource Type Dataset
Metadata Created Date January 7, 2026
Metadata Updated Date January 7, 2026
Publisher U.S. Geological Survey
Maintainer
Identifier http://datainventory.doi.gov/id/dataset/USGS_d6a01548-81d9-43ac-9edc-e1482856d4ec
Data Last Modified 2024-04-01T00:00:00Z
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://ddi.doi.gov/usgs-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 4a8285f7-a8ee-41ab-b260-4abba0e51edf
Harvest Source Id 2b80d118-ab3a-48ba-bd93-996bbacefac2
Harvest Source Title DOI USGS DCAT-US
Metadata Type geospatial
Old Spatial -158.2101, 21.2784, -157.8346, 21.4610
Source Datajson Identifier True
Source Hash d50e75d2681f8d05304e604ce697cd975b92873ce14974b2a93ba54d7e2f4da9
Source Schema Version 1.1
Spatial {"type": "Polygon", "coordinates": -158.2101, 21.2784, -158.2101, 21.4610, -157.8346, 21.4610, -157.8346, 21.2784, -158.2101, 21.2784}

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