2006 FEMA Lidar: Hawaiian Islands

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Overview

The FEMA Task Order 26 LiDAR data set was collected by Airborne 1 Corporation of El Segundo, California in September - December of 2006 for URS Corp. Original contact information: Contact Org: Dewberry Phone: 703.849.0100 This data set is an LAZ (compressed LAS) format file containing LIDAR point cloud data.
Total points: 2,439,644,270 pts
Survey Area: 1,498 km2
Point Density: 1.63 pts/m2
Survey Date: 09/01/2006 - 12/01/2006
Full Metadata  
Use Constraints:
Use License:
Data platform: N/A

Other Available Data Products: Potree 3D Viewer     Bulk Download  
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1. Coordinates & Classification

Horizontal Coordinates: NAD83(HARN) / UTM zone 4N [EPSG: 3750]
Vertical Coordinates: NAVD88 height [EPSG: 5703]
Units: metre

Data Selection Coordinates:       Manually enter selection coordinates (in the horizontal coordinate system listed above)  
  Choose Return Classification    
  Unclassified        
  Ground        


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2. Point Cloud Data Download

    Point cloud data in LAZ format

3A. DEM Generation (TIN)  

Gridding Method
    Calculate TIN
Gridding Parameters
  Grid Resolution (Default = 1 metre)
  Max. triangle size (Default 50 units)
  Grid Format

3B. DEM Generation (Local Gridding)  

Gridding Method
     Calculate Zmin grid
     Calculate Zmax grid
     Calculate Zmean grid
     Calculate Zidw grid
     Calculate standard deviation
     Calculate point count
Gridding Parameters
  Grid Resolution (Default = 1 metre)
  Radius value (Default = 1.4142 metre)
  Grid Format
  Null Filling

4. Raster Visualization  

Visualization type:
  Hillshade
  Color-relief
  Color hillshade
  Slope
  Aspect
  Roughness

5. 3D Point Cloud Visualization  

  Generate 3D point cloud browser visualization

6. Contour Lines  

7. Hydrologic Terrain Analysis Products (tauDEM)  

This tauDEM is an advanced processing service. It is available for registered users, who understand these resource intensive algorithms and its products.
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Job Description

These options allow users to describe and keep track of their jobs. Information entered below is recorded along with other job parameters in your personal lidar job archive accessed via myOpenTopo (available only to registered OpenTopography users).

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