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opentopoID: OTLAS.042021.2193.1

Collection Overview:

LiDAR was captured for the West Coast Regional Council by Aerial Surveys Ltd from 16 May 2020 to 11 July 2024. In the summer months of 2025, small, isolated areas were re-flown to address data voids. The dataset was generated by Aerial Surveys and their subcontractors. Data management and distribution is by Toitū Te Whenua Land Information New Zealand.

• West Coast, New Zealand 2020-2025 Digital Elevation Model
• West Coast, New Zealand 2020-2025 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 West Coast Regional Council". Attribution Required for Derivative works: "Copyright in the underlying dataset from which this work has been derived is owned by West Coast Regional Council"

Dataset Citation: West Coast Regional Council, Toitū Te Whenua Land Information New Zealand (LINZ) (2025). West Coast, New Zealand 2020-2025. Collected by Aerial Surveys, distributed by OpenTopography and LINZ. https://doi.org/10.5069/G9Z31WV0. Accessed 2025-09-01       Copied to Clipboard

Use License: CC BY 4.0

Dataset Keywords: Westport, greymouth, hokitika, haast, south island, new zealand, linz, aerial surveys

Survey Date: 05/16/2020 - 07/11/2024

Publication Date: 04/28/2021

Data Provider and Roles:
Funder

• West Coast Regional Council

Partner

• Toitū Te Whenua Land Information New Zealand

Collector

• Aerial Surveys

Total Number of Points: 380,414,949,271 pts

Area: 24,250.68 km²

Point Density: 15.69 pts/m²

Classifications:

Class 1 - Unclassified	177,432,155,312
Class 2 - Ground	43,154,544,990
Class 3 - Low Vegetation	28,427,430,203
Class 4 - Medium Vegetation	39,139,505,442
Class 5 - High Vegetation	90,280,459,455
Class 6 - Building	30,839,023
Class 7 - Low Point (low noise)	171,548,391
Class 9 - Water	1,305,236,971
Class 18 - High Noise	472,959,282
Class 52 - Reserved	795
Class 78 - User Definable	4
Class 100 - User Definable	262,816
Class 128 - Other User Definable Classes (greater than 127)	6,587

Coordinate System:
Horizontal: NZTM2000 NZGD2000 Meters [EPSG: 2193]
Vertical: NZVD2016 [EPSG: 7839]

Units: meter

Survey Report: Reports

LAS Validation Data Report: Reports

Tile Index in Shapefile Format: Download

Dataset Boundary in GeoJSON Format:   NZ20_Westport.geojson

Dataset Extent (Bounding Box): North: -40.76854359°     South: -44.50400827°     East: 172.69662476°     West: 168.04501612°