2006 USGS Lidar: Alameda County (CA)

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Overview

The Light Detection and Ranging (LiDAR) data set is a survey of Alameda County in Northern California. The entire survey covers approximately 868.382 square miles. The Nominal Point Density of this dataset is approximately 1.66 meters for unobscured areas. The LiDAR discrete-return point cloud data were originally available in the American Society for Photogrammetry and Remote Sensing (ASPRS) LAS V1.2 format. The data classifications available from the NOAA Data Access Viewer (DAV) are: 1 - Unclassified 2 - Ground 7 - Low point (Noise) 10 - Overlap Original contact information: Contact Org: U.S. Geological Survey Earth Resources Observation and Science (EROS) Center Title: Long Term Archive (LTA) Representative Phone: Unknown Email: lta@usgs.gov This data set is an LAZ (compressed LAS) format file containing LIDAR point cloud data.
Total points: 3,696,625,121 pts
Survey Area: 2,247 km2
Point Density: 1.64 pts/m2
Survey Date: 06/25/2006 - 07/02/2006
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