Gabilan Mesa, CA: Valley Alluviation effects on Hillslope-Channel Coupling

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OT Collection ID: OT.052014.26910.2
OT Collection Name: Gabilan Mesa, CA: Valley Alluviation effects on Hillslope-Channel Coupling
Short Name: CA13_Johnstone
Collection Platform: Airborne Lidar
Metadata Download:
  • ISO 19115 (Data)
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    Point Cloud Data   Bulk Download     opentopoID: OTLAS.052014.26910.2
    Collection Overview: NCALM Seed. PI: Sam Johnstone, Stanford University. The requested survey area is an irregular polygon located 10 km east of King City, California in the Wildhorse Valley of the Gabilan Mesa. The data were collected to investigate the impacts of valley alluviation on hillslope-channel coupling. The polygon at its widest point is approximately 13 km long by 5 km high and encloses approximately 75 square km. The survey took place on August 11, 2013.

    Dataset Acknowledgement: Lidar data acquisition and processing completed by the National Center for Airborne Laser Mapping (NCALM - NCALM funding provided by NSF's Division of Earth Sciences, Instrumentation and Facilities Program. EAR-1043051.

    Dataset Citation: Gabilan Mesa, CA: Valley Alluviation effects on Hillslope-Channel Coupling. Distributed by OpenTopography. . Accessed: 2022-12-06

    Use License: CC BY 4.0

    Dataset Keywords: lidar

    Survey Date: 08/11/2013

    Publication Date: 08/11/2014
    Total number of points: 417,186,669 pts

    Area: 75 km2

    Point Density: 5.56 pts/m2

        Class 1 - Unclassified71,714,238
        Class 2 - Ground345,471,956
        Class 3 - Low Vegetation144
        Class 5 - High Vegetation85
        Class 7 - Low Point (low noise)246

    Coordinate System:
        Horizontal: UTM Zone 10N NAD83 (2011) [EPSG: 26910]
        Vertical: NAVD88 (GEOID 12A) [EPSG: 5703]

    Units: meter

    Survey Report: 2013_Seed_Johnstone_Metadata.pdf

    LAS Validation Data Report: CA13_Johnstone.html
    Tile index in shapefile format: Download

    Dataset Extent in KMZ format: Download

    Dataset Spatial Bounds: North: 36.2313474875216°     South: 36.1695568656762°     East: -120.861318754042°     West: -121.041914091997°