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Digital surface model (DSM) and digital elevation model (DEM) of the Los Padres Reservoir delta, Carmel River valley, CA, 2017-11-01

Dates

Publication Date
Time Period
2017-11-01

Citation

Logan, J.B., and East, A.E., 2023, Aerial imagery and structure-from-motion data products from a UAS survey of the Los Padres Reservoir delta, Carmel River valley, CA, 2017-11-01: U.S. Geological Survey data release, https://doi.org/10.5066/P9J9CHOH.

Summary

This portion of the data release presents a digital surface model (DSM) and digital elevation model (DEM) of the exposed Los Padres Reservoir delta where the Carmel River enters the reservoir. The DSM and DEM have a resolution of 10 centimeters per pixel and were derived from structure-from-motion (SfM) processing of aerial imagery collected with an unoccupied aerial system (UAS) on 2017-11-01. The DSM represents the elevation of the highest object within the bounds of a cell, including vegetation, woody debris and other objects. The DEM represent the elevation of the ground surface where it was visible to the acquisiton system. Due to the nature of SfM processing, the DEM may not represent a true bare-earth surface in areas of thick [...]

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Attached Files

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LosPadresReservoir_2017-11-01_DSM_10cm_browse.jpg
“Color-shaded relief DEM of the Los Padres Reservoir delta”
thumbnail 1,000.75 KB image/jpeg
LosPadresReservoir_2017-11-01_DEM_10cm.tif 32.77 MB image/geotiff
LosPadresReservoir_2017-11-01_DSM_10cm.tif 44.95 MB image/geotiff

Purpose

These data are intended to be used to characterize the position, elevation, volume, and morphology of the Los Padres Reservoir delta sediment where the Carmel River enters the reservoir. This assessment of reservoir sediment was made in response to the 2016 Soberanes Fire in the upper Carmel watershed, followed by high flows during water year 2017.

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