Description:Regionwide 20m contours derived from the 1m Regionwide DEM.This DEM was mosaiced by GNS Science from LiDAR tiles for the Gisborne District captured between 2018 and 2020. The DEM is available as layer [Gisborne Lidar 1m DEM 2018 (2020)](https://data.linz.govt.nz/layer/105614)All elevation values are in NZVD16