Yosmemite National Park, CA: Rockfall Studies

DOI: 10.5069/G9D798B8
OT Collection ID: OT.112011.26911.2
OT Collection Name: Yosmemite National Park, CA: Rockfall Studies
Short Name: CA10_Zimmer
Collection Platform: Airborne Lidar
Metadata Download:
  • ISO 19115 (Data)
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  • Download and Access Products:

    Point Cloud Data   Bulk Download     opentopoID: OTLAS.112011.26911.2

    Raster Data   Bulk Download     opentopoID: OTSDEM.112011.26911.2
    Collection Overview: NCALM Seed Project. PI: Valerie Zimmer, University of California Berkeley. The area of interest is defined by a quadrilateral polygon with an area of 35.1 km2, located in the grounds of the Yosemite National Park, specifically the Half Dome and the Yosemite Valley. The polygon is located approximately 127 km east of Modesto, CA and 110 km north of Fresno, CA. The data were collected for rock fall studies in the Yosemite National Park using seismic, acoustic, and Lidar data.

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

    Dataset Keywords: N/A

    Survey Date: 08/06/2010
    Total lidar returns: 302,906,745 pts

    Area: 61.50 km2

    Point Density: 4.93 pts/m2

    Raster Resolution: 1 meter

    Coordinates System:
        Horizontal: UTM z11 N NAD83 (CORS96) [EPSG: 26911]
        Vertical: NAVD88 (Geoid 09) [EPSG: 5703]

    Survey Report: Report_2010_S005_218_Zimmer.pdf

    LAS Validation Data Report: CA10_Zimmer.html
    Dataset Extent in KMZ format: Download

    Dataset Spatial Bounds: North: 37.7807°     South: 37.6982°     East: -119.5026°     West: -119.6326°