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Federal
Aerial images, digital elevation models, channel width maps, and river metrics along the Colorado River in Canyonlands National Park, Utah (1940 - 2018)
Department of the Interior —
These data consist of rectified aerial photographs, measurements of active channel width, measurements of river and floodplain bathymetry and topography, and... -
Federal
NHD-RC: Extension of NHDPlus Version 2.1 with high-resolution river corridor attributes
Department of the Interior —
This hybrid medium-resolution national hydrography dataset with river corridor attributes (NHD-RC) for the conterminous United States (CONUS) was created by merging... -
Federal
Climate, hydrology and riparian vegetation composition data, Grand Canyon, Arizona
Department of the Interior —
These data were compiled for monitoring riparian vegetation change along the Colorado River. This file contains data recorded at 42 sandbars between Lees Ferry and...