3 datasets found for ""Geodetic Controls""
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Federal
River-channel topography on the Elwha River, Washington, 2006 to 2022 (ver. 2.0, July 2025)
Department of the Interior —
This portion of the data release presents topographic data collected at 5 study sites along Elwha River, Washington between 2006 and 2022. Elevations along channel-... -
Federal
Channel mapping Glen Canyon Dam to Lees Ferry in Glen Canyon National Recreation Area, Arizona - Data
Department of the Interior —
Bathymetric, topographic, and grain-size data were collected from May 2013 to October 2016 along a 15-mi reach of the Colorado River in Glen Canyon National... -
Federal
Horizontal and vertical accuracy assessments of digital surface model (DSM) and digital elevation model (DEM) data for the Colorado River corridor in Grand Canyon National Park and Glen Canyon National Recreation Area (2002, 2009, 2013 and 2021)
Department of the Interior —
The horizontal accuracy assessment dataset consists of spatial coordinate and elevation values of “hard points” identified in each digital surface model (DSM) dataset...
3 datasets found for ""Geodetic Controls""