DOI: https://doi.org/10.5069/G9KD1W3T
OT Collection ID: OT.072022.2193.2
OT Collection Name: Christchurch, Canterbury, New Zealand 2020-2021
Short Name: NZ20_Canterbury
Collection Platform: Airborne Lidar

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Download and Access Products: 
	1. Point Cloud Data
		opentopoID: OTLAS.072022.2193.2
		Data Processing: https://portal.opentopography.org/lidarDataset?opentopoID=OTLAS.072022.2193.2


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Collection Overview: LiDAR was captured for the Christchurch City Council by Landpro Ltd from 18 December 2020 to 17 February 2021. The dataset was generated by Landpro and their subcontractors. Data management and distribution is by Toitū Te Whenua Land Information New Zealand.
Prepared DEM and DSM files are available through the LINZ Data Service:

Christchurch, Canterbury, New Zealand 2020-2021 Digital Elevation Model
Christchurch, Canterbury, New Zealand 2020-2021 Digital Surface Model


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 Christchurch City Council and Environment Canterbury Regional Council". Attribution Required for Derivative works: "Copyright in the underlying dataset from which this work has been derived is owned by Christchurch City Council and Environment Canterbury Regional Council"

Dataset Citation: Christchurch City Council, Environment Canterbury Regional Council, Toitū Te Whenua Land Information New Zealand (LINZ) (2022). Christchurch, Canterbury, New Zealand 2020-2021. Collected by Landpro, distributed by OpenTopography and LINZ. https://doi.org/10.5069/G9KD1W3T. Accessed: 2024-04-26

Use License: CC BY 4.0

Dataset Keywords: Christchurch, canterbury, south island, new zealand, linz, landpro

Survey Date: 12/18/2020 - 02/17/2021
Publication Date: 07/15/2022

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Data Provider and Roles:
	1. Landpro
	Role: Collector
	Url: https://landpro.co.nz/

	2. Christchurch City Council
	Role: Funder
	Url: https://ccc.govt.nz/

	3. Environment Canterbury Regional Council
	Role: Partner
	Url: https://www.ecan.govt.nz/

	4. Toitū Te Whenua Land Information New Zealand
	Role: Partner
	Url: https://www.linz.govt.nz/


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Total number of points: 10,593,179,647 pts

Area: 523 km^2

Point Density: 20.25 pts/m^2

Classifications: 
	Class 1 - Unclassified: 2,953,470,561
	Class 2 - Ground: 4,106,227,732
	Class 3 - Low Vegetation: 1,236,869,919
	Class 4 - Medium Vegetation: 641,522,265
	Class 5 - High Vegetation: 600,845,117
	Class 6 - Building: 563,744,179
	Class 7 - Low Point (low noise): 798,211
	Class 9 - Water: 483,927,067
	Class 17 - Bridge Deck: 2,460,998
	Class 18 - High Noise: 3,313,598
Coordinates System: 
	Horizontal: NZTM2000 NZGD2000 Meters [EPSG: 2193]
	Vertical: NZVD2016 [EPSG: 7839]

Survey Report: https://object.cloud.sdsc.edu:443/v1/AUTH_opentopography/www/metadata/NZ20_Canterbury_metadata.pdf

LAS Validation Data Report: https://portal.opentopography.org/lasReport?opentopoID=OTLAS.072022.2193.2

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Dataset Extent in KMZ format: https://portal.opentopography.org/getKml?otCollectionID=OT.072022.2193.2&download=true

Dataset Spatial Bounds:
	North: -43.3900826681524°
	South: -43.669039165931°
	East: 172.809726623457°
	West: 172.393025789236°