Alteration of Groundwater Flow due to Slow Landslide Failure, CA

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OT Collection ID: OT.102019.6339.1
OT Collection Name: Alteration of Groundwater Flow due to Slow Landslide Failure, CA
Short Name: CA19_Murphy
Collection Platform: Airborne Lidar
Metadata Download:
  • ISO 19115 (Data)
  • Plain Text
  • Download and Access Products:

    Point Cloud Data   Bulk Download     opentopoID: OTLAS.102019.6339.1

    Raster Data   Bulk Download     opentopoID: OTSDEM.102019.6339.1
    Collection Overview: NCALM logo This lidar dataset was collected as part of an NCALM Seed grant for Colleen Murphy at the University of California, Santa Cruz. This project was designed to understand the alteration of groundwater flow due to slow landslide failures. The survey area covers approximately 38 km2 east of Milpitas, CA.

    Publications associated with this dataset can be found at NCALM's Data Tracking Center

    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-1830734.

    Dataset Citation: Murphy, C. (2019). Alteration of Groundwater Flow due to Slow Landslide Failure, CA. National Center for Airborne Laser Mapping (NCALM). Distributed by OpenTopography. Accessed: 2023-09-25

    Use License: CC BY 4.0

    Dataset Keywords: lidar, california, groundwater, landslide

    Survey Date: 09/21/2018 - 09/22/2018

    Publication Date: 10/23/2019
    Data Provider and Roles:
    Funder Collector Principal Investigator
    • Colleen Murphy - University of California, Santa Cruz
    Total number of points: 659,768,327 pts

    Area: 37.78 km2

    Point Density: 17.46 pts/m2

        Class 1 - Unclassified411,039,596
        Class 2 - Ground248,727,406
        Class 7 - Low Point (low noise)1,325

    Raster Resolution: 1.0 meter

    Coordinate System:
        Horizontal: NAD83 (2011) (EPOCH:2010) / UTM Zone 10N [EPSG: 6339]
        Vertical: NAVD88 [EPSG: 5703]

    Units: meter

    Survey Report: Reports

    LAS Validation Data Report: CA19_Murphy.html
    Tile index in shapefile format: Download

    Dataset Extent in KMZ format: Download

    Dataset Spatial Bounds: North: 37.5300476782046°     South: 37.4265765524366°     East: -121.726583556281°     West: -121.770011856093°