Top of the South Flood, Nelson and Tasman, New Zealand 2022

Welcome Guest   ( Sign In )

Overview

Logos

LiDAR was captured for Nelson City Council, Tasman District Council, Waka Kotahi and National Emergency Management Agency by Aerial Surveys Ltd from 23 August 2022 to 6 September 2022, in response to a severe weather emergency event. The dataset was generated by Aerial Surveys and their subcontractors. Data management and distribution is by Toitū Te Whenua Land Information New Zealand.

Platform: Airborne Lidar
Survey Area: 926.87 km2
Point Density: 15.05 pts/m2
Survey Date: 08/23/2022 - 09/06/2022
Full Metadata
Data Citation     Copied
Use License: CC BY 4.0
Funders: NCC, TDC, NZTA, NEMA     Partner: LINZ     Collector: AS

Other Available Data Products: Point Cloud Bulk Download
1a. Select area of data to download or process  
  Usage Heat Map
 

1. Coordinates & Classification

Horizontal Coordinates: NZTM2000 NZGD2000 Meters [EPSG: 2193]
Vertical Coordinates: NZVD2016 [EPSG: 7839]
Units: meter
Data Selection Coordinates (Select an area on map)
  Manually enter selection coordinates (in the horizontal coordinate system listed above)  

  Choose Return Classification    
  Building        
  Ground        
  Unclassified        
  Vegetation        
  Water surface        
  Exclude Noise

2. Point Cloud Data Download

     Point cloud data in LAZ format
    Point cloud data in LAS format
     Point cloud data in ASCII format

3A. Custom DEM Generation (TIN)  

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

3B. Custom DEM Generation (Local Gridding)  

Gridding Method
     Calculate Zmin grid
     Calculate Zmax grid
     Calculate Zmean grid
     Calculate Zidw grid
     Calculate standard deviation
     Calculate point count

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  

Job Description & Notification

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

Email address
for notification upon completion of processing
  Sign in
More options
By accessing data via OpenTopography you agree to acknowledge OpenTopography and the dataset source in publications, presentations, and other materials produced using these data:
Data Citation     |     Use License: CC BY 4.0