Canterbury - Christchurch 1m DEM (2020-2021)

This layer contains the DEM for LiDAR data in the Canterbury Region for Christchurch, captured between 18 December 2020 and 17 February 2021.

• The DSM is available as layer Canterbury - Christchurch LiDAR 1m DSM (2020-2021).

• The index tiles are available as layer Canterbury - Christchurch LiDAR Index Tiles (2020-2021).

• The LAS point cloud and vendor project reports are available from OpenTopography.

LiDAR was captured for Christchurch City Council by Landpro Ltd between 18 December 2020 and 17 February 2021. These datasets were generated by Landpro and their subcontractors. Data management and distribution is by Toitū Te Whenua Land Information New Zealand.

Data comprises:

• DEM: tif or asc tiles in NZTM2000 projection, tiled into a 1:1,000 tile layout

• DSM: tif or asc tiles in NZTM2000 projection, tiled into a 1:1,000 tile layout

• Point cloud: las tiles in NZTM2000 projection, tiled into a 1:1,000 tile layout

Pulse density specification is at a minimum of 8 pulses/square metre.

Vertical Accuracy Specification is +/- 0.2m (95%)
Horizontal Accuracy Specification is +/- 1.0m (95%)

Vertical datum is NZVD2016.