Watershed Sciences, Inc. : Airborne LiDAR Survey - Upper Grande Ronde River, ID All LiDAR returns: ASCII format (space delimited) Spatial Reference: Horizontal - UTM Zone 11 North, NAD83, meters Vertical - NAVD88, Geoid 03, meters Fields: Easting, Northing, Elevation, Intensity, Echo Number, Number of Echos, Class, Scan Angle, Timestamp Classification : 1 = Default, 2= Ground.