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2 foot contours acquired as part of the Los Angeles Regional Imagery Acquisition Consortium in 2006. The Digital Surface Model was acquired using LIDAR (Light Detection And Ranging), which used a laser mounted in planes that were acquiring 4-inch orthophotography data. Hundreds of millions of ground measurements were made using this system, which makes it extremely accurate. This source [...] USGS CLICK site This site is a valuable resource for downloading LIDAR and Elevation data, including recent hi-resolution LIDAR along the coastlines of the United States. Click to go to the USGS Center for LIDAR Information Coordination and Knowledge (CLICK). Digital Surface Model (DSM) acquired as part of the Los Angeles Regional Imagery Acquisition Consortium in 2006. The DSM contains elevations and includes buildings, vegetation, and roads, as well as natural terrain features, whereas the DEM (Digital Elevation Model) represents bare earth. This dataset is one of a group of elevation related [...]
Digital Elevation Model (DEM) acquired as part of the Los Angeles Regional Imagery Acquisition Consortium in 2006. The DEM represents bare earth, whereas a related product (DSM) contains elevations and includes buildings, vegetation, and roads, as well as natural terrain features, whereas . This dataset is one of a group of [...] |
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