1.000m

Auckland Lidar 1m DSM (2013)

Licence

Creative Commons Attribution 3.0 New Zealand

You may use this work for commercial purposes.

You must attribute the creator in your own works.

3400
329
Updated
14 Jun 2016

This dataset was last updated on LINZ Data Service on 14 Jun 2016.

This layer contains the DSM for LiDAR data from the Auckland region captured in 2013.
The DEM is available as layer Auckland Lidar 1m DEM (2013).
The index tiles are available as layer Auckland Lidar Index Tiles (2013).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for Auckland Council by NZ Aerial Mapping & Aerial Surveying Limited. The capture of the data commenced on 17th July and was completed by the 23 November 2013. The datasets were generated by both ASL and NZAM. All raw point cloud data was produced by NZAM & ASL prior to data being sent to Genesys International for the data classification and product generation. The survey area includes the Auckland city urban area and adjacent rural land covering approximately 2250 square kilometers. Data management and distribution external to Auckland Council is managed by Land Information New Zealand.

Data comprises:
•DEM: 6423 asc files in NZTM projection, tiled into a 1:1,000 tile layout
•DSM: 6423 asc files in NZTM projection, tiled into a 1:1,000 tile layout
•Point cloud: 8224 las files in NZTM projection, tiled into a 1:1,000 tile layout

Data was collected at > 1.5 point/square metre point density. Attributes include:
-Elevation
-Intensity values
-Return number
-Adjusted GPS time
-Classification

Vertical accuracy specification is +/-0.2m (@ 95% confidence)
Horizontal accuracy specification is +/-0.6m (@ 95% confidence)

Verical Datum is NZVD2009

License

Creative Commons Attribution 3.0 New Zealand

You may use this work for commercial purposes.

You must attribute the creator in your own works.

Technical Details
Layer ID 3406
Data type Grid
Resolution 1.000m
Services Raster Query API, Catalog Service (CS-W), data.govt.nz Atom Feed
History
Added 20 May 2016
Last updated 14 Jun 2016
Revisions 12 - Browse all revisions
Current revision Imported on March 15, 2017 from 6423 ASCII Grid sources in NZGD2000 / New Zealand Transverse Mercator 2000.