DGGS RDF 2023-3

Lidar-derived elevation data for the Twentymile River watershed, southcentral Alaska, collected August-October 2022

• Authors:

  Zechmann, J.M., Wikstrom Jones, K.M., and Wolken, G.J.

• Publication Date:

  Mar 2023

• Publisher:

  Alaska Division of Geological & Geophysical Surveys 

• Ordering Info:

  Download below for free or see our publication sales page to order a hard copy.

• Quadrangle(s):

  Seward

• Related project(s):

  Elevation data collection and distribution

• Citation ID:

  30959

Bibliographic Reference

Zechmann, J.M., Wikstrom Jones, K.M., and Wolken, G.J., 2023, Lidar-derived elevation data for the Twentymile River watershed, southcentral Alaska, collected August-October 2022: Alaska Division of Geological & Geophysical Surveys Raw Data File 2023-3, 8 p. https://doi.org/10.14509/30959

Publication Products

• Report Information

  • rdf2023_003.pdf (2.36 M)

• Geospatial & Analytical Data

  Lidar-derived elevation data for the Twentymile River watershed	Data File Format	File Size	Info
  Download rdf2023_003_classified_points	LAS files	45.8 G	Metadata - Read me
  Download rdf2023_003_dsm	Georeferenced raster files	6.9 G	Metadata - Read me
  Download rdf2023_003_dtm	Georeferenced raster files	7.1 G	Metadata - Read me
  Download rdf2023_003_dtm_detail	Georeferenced raster files	2.4 G	Metadata - Read me
  Download rdf2023_003_lidar_intensity	Georeferenced raster files	5.6 G	Metadata - Read me
  Download rdf2023_003_lidar_las_index	Shapefile	77.8 K	Metadata - Read me

Keywords

Aerial; Aerial Geology; Aerial Photography; Anchorage; Avalanche; Carmen Lake; Chugach Mountains; Cook Inlet; DGGS; Digital Elevation Model; Digital Surface Model (DSM); Digital Terrain Model; Eagle River; Elevation; Emergency Preparedness; Engineering; Engineering Geology; Environmental; Geologic; Geologic Hazards; Geological Process; Geology; Geomorphology; Geotechnical; Girdwood; Glacier Creek; Goat Mountain; Hazards; Holocene; LiDAR; LiDAR Intensity Image; LiDAR LAS File Format; Mount Alyeska; Point Cloud Data; Point Count; Ragged Top; Raster Image; Remote Sensing; Slope; Slope Instability; Southcentral Alaska; Sunrise; Surface; Surficial; Surficial Geology; Topography; Turnagain Arm; Twentymile Lake; Twentymile River; Twentymile River watershed; geoscientificInformation

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