Elevation Data - Page 3

A height above a vertical datum, represented on a map by a dot locator with the elevation printed beside the dot. Unlike trigonometrical stations, spot heights are not identifiable on the ground

Data Dictionary for height_pnt: apps.linz.govt.nz/topo-data-dictionary/index.aspx?...

This layer is a component of the Topo50 map series. The Topo50 map series provides topographic mapping for the New Zealand mainland, Chatham and New Zealand's offshore islands, at 1:50,000 scale and replaces the NZMS260 series.

Further information on Topo50:
www.linz.govt.nz/topography/topo-maps/topo50

This layer contains the DSM for LiDAR data from the Bay of Plenty coast captured in 2015.
The DEM is available as layer Bay of Plenty - Tauranga and Coast LiDAR 1m DEM (2015).
The index tiles are available as layer Bay of Plenty - Tauranga and Coast LiDAR Index Tiles (2015).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for BOPLASS Ltd. by Aerial Surveys in 2015. The datasets were generated by Aerial Surveys and their subcontractors. The survey area includes the Tauranga and Whakatane urban areas and the greater coastal strip. Data management and distribution is by 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

Planned pulse density is 1.0 pulses/square metre.

Vertical datum is NZVD2016.

This layer contains the DEM for LiDAR data from the Timaru river areas captured in 2014.
The DSM is available as layer Canterbury - Timaru Rivers LiDAR 1m DSM (2014).
The index tiles are available as layer Canterbury - Timaru Rivers LiDAR Index Tiles (2014).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for Environment Canterbury Regional Council by Aerial Surveys in July and August 2014. The datasets were generated by Aerial Surveys and their subcontractors. The survey area includes the Geraldine and Temuka township areas and the lower Rangitata, Orari, and Opihi river corridors. Data management and distribution is by 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

Planned pulse density is > 1 pulse/square metre.

Vertical datum is NZVD2016.

This layer contains the index tiles for LiDAR data from the Kaikoura area captured in 2012.
The DEM is available as layer Canterbury - Kaikoura Lidar 1m DEM (2012).
The DSM is available as layer Canterbury - Kaikoura Lidar 1m DSM (2012).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for Environment Canterbury Regional Council by Aerial Surveys in 2012. Note that this capture was prior to the significant vertical and horizontal displacements from the 2016 Kaikoura earthquakes. The datasets were generated by Aerial Surveys and their subcontractors. The survey area includes the Kaikoura township area and adjacent coastal strips. Data management and distribution is by Land Information New Zealand.

Data comprises:
•DEM: tif or asc files in NZTM2000 projection, tiled into a 1:1,000 tile layout
•DSM: tif or asc files in NZTM2000 projection, tiled into a 1:1,000 tile layout
•Point cloud: las files in NZTM2000 projection, tiled into a 1:1,000 tile layout

Data was collected at >1 pulse/square metre pulse density. Attributes include:
-Elevation
-Intensity values
-Return number
-Adjusted GPS time
-Classification

Vertical accuracy specification is +/-0.2m (@ 95% confidence)
Vertical datum is NZVD2016

This layer contains the DSM for LiDAR data from the Waikato west coast and Hauraki Plains captured in 2015.
The DEM is available as layer Waikato - West Coast and Hauraki Plains LiDAR 1m DEM (2015).
The index tiles are available as layer Waikato - West Coast and Hauraki Plains LiDAR Index Tiles (2015).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for Waikato Regional Council by Aerial Surveys in February and March 2015. The datasets were generated by Aerial Surveys and their subcontractors. Data management and distribution is by 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

Point density is 2 points/square metre.

Vertical datum is NZVD2016.

This layer contains the index tiles for LiDAR data from the Bay of Plenty coast captured in 2015.
The DEM is available as layer Bay of Plenty - Tauranga and Coast LiDAR 1m DEM (2015).
The DSM is available as layer Bay of Plenty - Tauranga and Coast LiDAR 1m DSM (2015).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for BOPLASS Ltd. by Aerial Surveys in 2015. The datasets were generated by Aerial Surveys and their subcontractors. The survey area includes the Tauranga and Whakatane urban areas and the greater coastal strip. Data management and distribution is by 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

Planned pulse density is 1.0 pulses/square metre.

Vertical datum is NZVD2016.

This layer contains the DEM for LiDAR data from the Cheviot area captured in 2015.
The DSM is available as layer Canterbury - Cheviot LiDAR 1m DSM (2015).
The index tiles are available as layer Canterbury - Cheviot LiDAR Index Tiles (2015).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for Environment Canterbury Regional Council by Aerial Surveys on 1 April 2015, under survey name Hurunui. The datasets were generated by Aerial Surveys and their subcontractors. The survey area includes the Cheviot township area. Data management and distribution is by 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

Planned pulse density is 1.3 pulses/square metre.

Vertical accuracy specification is per the ICSM LiDAR Acquisition Specifications and Tender Template NZ Version March 2011.

Vertical datum is NZVD2016.

This layer contains the DEM for LiDAR data from the Amberley area captured in 2012.
The DSM is available as layer Canterbury - Amberley LiDAR 1m DSM (2012).
The index tiles are available as layer Canterbury - Amberley LiDAR Index Tiles (2012).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for Environment Canterbury Regional Council by Aerial Surveys on 10 and 17 July 2012. The datasets were generated by Aerial Surveys and their subcontractors. The survey area includes the Amberley and Waipara township areas and adjacent coastal strips and river corridors. Data management and distribution is by 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 is >1 pulse/square metre.

Vertical accuracy specification is +/- 0.20m (95%).
Vertical datum is NZVD2016.

This layer contains the DSM for LiDAR data from the Kaikoura area captured in 2012.
The DEM is available as layer Canterbury - Kaikoura Lidar 1m DEM (2012).
The index tiles are available as layer Canterbury - Kaikoura Lidar Index Tiles (2012).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for Environment Canterbury Regional Council by Aerial Surveys in 2012. Note that this capture was prior to the significant vertical and horizontal displacements from the 2016 Kaikoura earthquakes. The datasets were generated by Aerial Surveys and their subcontractors. The survey area includes the Kaikoura township area and adjacent coastal strips. Data management and distribution is by Land Information New Zealand.

Data comprises:
•DEM: tif or asc files in NZTM2000 projection, tiled into a 1:1,000 tile layout
•DSM: tif or asc files in NZTM2000 projection, tiled into a 1:1,000 tile layout
•Point cloud: las files in NZTM2000 projection, tiled into a 1:1,000 tile layout

Data was collected at >1 pulse/square metre pulse density. Attributes include:
-Elevation
-Intensity values
-Return number
-Adjusted GPS time
-Classification

Vertical accuracy specification is +/-0.2m (@ 95% confidence)
Vertical datum is NZVD2016

This layer contains the index tiles for LiDAR data from the Hawarden area captured in 2015.
The DEM is available as layer Canterbury - Hawarden LiDAR 1m DEM (2015).
The DSM is available as layer Canterbury - Hawarden LiDAR 1m DSM (2015).
The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for Environment Canterbury Regional Council by Aerial Surveys on 1 April 2015, under survey name Hurunui. The datasets were generated by Aerial Surveys and their subcontractors. The survey area includes the Hawarden township area. Data management and distribution is by 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

Planned pulse density is 1.3 pulses/square metre.

Vertical accuracy specification is per the ICSM LiDAR Acquisition Specifications and Tender Template NZ Version March 2011.

Vertical datum is NZVD2016.