DOI: https://doi.org/10.5069/G9FX77NB
OT Collection ID: OT.042024.2193.1
OT Collection Name: Hamilton, Waikato, New Zealand 2023
Short Name: NZ23_Hamilton
Collection Platform: Airborne Lidar

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Download and Access Products: 
	1. Point Cloud Data
		opentopoID: OTLAS.042024.2193.1
		Data Processing: https://portal.opentopography.org/lidarDataset?opentopoID=OTLAS.042024.2193.1


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Collection Overview: Lidar was captured for Hamilton City Council by Woolpert NZ Ltd on 10 November 2023. The dataset was generated by Woolpert NZ Ltd and their subcontractors. The survey area includes Hamilton City, Ngāruawāhia and the surrounding area. 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:

Hamilton, Waikato, New Zealand 2023 Digital Elevation Model
Hamilton, Waikato, New Zealand 2023 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 Hamilton City Council". Attribution Required for Derivative works: "Copyright in the underlying dataset from which this work has been derived is owned by Hamilton City Council"

Dataset Citation: Hamilton City Council, Toitū Te Whenua Land Information New Zealand (LINZ) (2024). Hamilton, Waikato, New Zealand 2023. Collected by Woolpert NZ Ltd , distributed by OpenTopography and LINZ. https://doi.org/10.5069/G9FX77NB. Accessed: 2024-07-27

Use License: CC BY 4.0

Dataset Keywords: Hamilton, Waikato, north island, new zealand, woolpert, linz

Survey Date: 11/10/2023
Publication Date: 04/11/2024

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Data Provider and Roles:
	1. Woolpert NZ Ltd 
	Role: Collector
	Url: https://aamgroup.com/

	2. Hamilton City Council
	Role: Funder
	Url: https://hamilton.govt.nz

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


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Total number of points: 6,015,584,388 pts

Area: 435.47 km^2

Point Density: 13.81 pts/m^2

Classifications: 
	Class 1 - Unclassified: 62,799,283
	Class 2 - Ground: 4,121,250,921
	Class 3 - Low Vegetation: 413,323,662
	Class 4 - Medium Vegetation: 468,072,282
	Class 5 - High Vegetation: 486,447,231
	Class 6 - Building: 261,234,172
	Class 7 - Low Point (low noise): 53,007,250
	Class 9 - Water: 772,605
	Class 11 - Road Surface: 128,924,354
	Class 17 - Bridge Deck: 1,243,960
	Class 18 - High Noise: 18,508,668
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/NZ23_Hamilton_metadata.pdf

LAS Validation Data Report: https://portal.opentopography.org/lasReport?opentopoID=OTLAS.042024.2193.1

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Dataset Extent in KMZ format: https://portal.opentopography.org/getKml?otCollectionID=OT.042024.2193.1&download=true

Dataset Spatial Bounds:
	North: -37.64265844284714°
	South: -37.89468955990676°
	East: 175.3856969657509°
	West: 175.12621792708748°