Christchurch and Ashley River, Canterbury, New Zealand 2018-2019

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DOI: https://doi.org/10.5069/G91J97WQ
OT Collection ID: OT.022020.2193.3
OT Collection Name: Christchurch and Ashley River, Canterbury, New Zealand 2018-2019
Short Name: NZ18_Canterbury
Collection Platform: Airborne Lidar
Metadata Download:
  • ISO 19115 (Data)
  • Plain Text
  • Download and Access Products:

    Point Cloud Data   Bulk Download     opentopoID: OTLAS.022020.2193.3
    Collection Overview: ECAN logo Land Information New Zealand Logo

    Lidar was captured for Environment Canterbury Regional Council by Aerial Surveys between July 2018 to March 2019. The dataset was generated by Aerial Surveys and their subcontractors. The survey area includes Christchurch City and the Ashley River, as well as the surrounding area. Data management and distribution is by Land Information New Zealand.


    Prepared DEM and DSM files are available through the LINZ Data Service:


    Dataset Acknowledgement: Released under Creative Commons CC By 4.0 (https://creativecommons.org/licenses/by/4.0/). Attribution Required for Copies: 'Copyright in this work is owned by Environment Canterbury Regional Council'. Attribution Required for Derivative works: 'Copyright in the underlying dataset from which this work has been derived is owned by Environment Canterbury Regional Council'.

    Dataset Citation: Environment Canterbury Regional Council, LINZ (2020). Christchurch and Ashley River, Canterbury, New Zealand 2018-2019. Collected by Aerial Surveys, distributed by OpenTopography and Land Information New Zealand (LINZ). https://doi.org/10.5069/G91J97WQ. Accessed: 2022-12-09

    Use License: CC BY 4.0

    Dataset Keywords: ashley river, christchurch, canterbury, south island, new zealand, linz, aerial surveys, lidar

    Survey Date: 07/20/2018 - 03/01/2019

    Publication Date: 02/26/2020
    Total number of points: 3,903,902,999 pts

    Area: 663.35 km2

    Point Density: 5.89 pts/m2

    Classifications:
        Class 1 - Unclassified961,653,107
        Class 2 - Ground1,165,204,207
        Class 7 - Low Point (low noise)53,150,830
        Class 9 - Water117,266,991
        Class 12 - Overlap/Reserved1,606,627,864


    Coordinate System:
        Horizontal: NZTM2000 NZGD2000 Meters [EPSG: 2193]
        Vertical: NZVD2016 [EPSG: 7893]

    Units: meter

    Survey Report: NZ18_Canterbury_metadata.zip

    LAS Validation Data Report: NZ18_Canterbury.html
    Tile index in shapefile format: Download

    Dataset Extent in KMZ format: Download

    Dataset Spatial Bounds: North: -43.1944310520036°     South: -43.6767204816647°     East: 172.816622341522°     West: 172.387969725608°