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Location Folder Show Tree ROOT _ScienceBase Catalog __USGS Colorado Water Science Center Acoustic, Spatial, and Sediment Size Data Collected on the Upper Colorado River to Estimate the Flushing Flows, Colorado, 2019 Benthic algae community composition data from the Colorado River Basin, Colorado, from 2022-23 Channel Characteristics, benthic algae, and water quality model data for selected sites in the upper White River Basin, Colorado, 2018-21 Corrosivity index and streamflow datasets used to evaluate trends in potentially corrosive source waters in the Nation's streams and rivers Cross-Section Data and Pressure Transducer Location of the South Platte River near Fort Morgan, Colorado, 2017 More... Filters Date Range Past year (15) Past month (1) Past week (1) Past day (0) Custom range... To   Search Extensions Raster (33) Shapefile (12) Types Citation (81) Map Service (51) Downloadable (47) GeoTIFF (33) Raster (33) More... Contacts Todd M Preston U.S. Geological Survey, Southwest Region Kristine L Verdin Kristine L. Verdin Colorado Water Science Center More... Categories Data (64) Data Release - In Progress (1) Data Release - Revised (1) Tag Types Theme (140) Place (139) USGS Scientific Topic Keyword (16) Harvest Set (16) Tag Schemes None (104) ISO 19115 Topic Category (93) USGS Thesaurus (53) Geographic Names Information System (GNIS) (25) Common geographic areas (69) GeoRef Thesaurus (16) ISO 19115 Topic Categories (5) More... View Results as: JSON ATOM CSV Browse Folder

Flow accumulation from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- Asia This dataset contains the Flow Accumulation (FA) grid for the Asian continent from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The DEM data were developed and distributed by processing units. There are 19 processing units for Asia. The distribution files have the number of the processing unit appended to the end of the zip file name (e.g. as_dem_3_2.zip contains the DEM data for unit 3-2). The HDMA database provides comprehensive and consistent global coverage of raster and vector topographically derived layers, including raster layers of digital elevation model (DEM) data, flow direction, flow accumulation, slope, and compound topographic index (CTI); and vector layers of streams and catchment... Types: Citation; Tags: Asia, Pfafstetter, dem stream hydrologic derivatives pfafstetter, digital elevation models, elevation, All tags... inlandWaters, streams, Fewer tags Digital Elevation Model (DEM) from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- Australasia This dataset contains the Digital Elevation Model (DEM) for Australasia from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The data were developed and distributed by processing units. There are 11 processing units for Australasia. The distribution files have the number of the processing unit appended to the end of the zip file name (e.g. au_dem_3_2.zip contains the DEM data for unit 3-2). The HDMA database provides comprehensive and consistent global coverage of raster and vector topographically derived layers, including raster layers of digital elevation model (DEM) data, flow direction, flow accumulation, slope, and compound topographic index (CTI); and vector layers of streams and catchment... Types: Citation; Tags: Australia and New Zealand, Hawaii, Pfafstetter, dem stream hydrologic derivatives pfafstetter, digital elevation models, All tags... elevation, inlandWaters, streams, Fewer tags Cross-Section Data of the South Platte River near Fort Morgan, Colorado, 2017 The USGS Colorado Water Science Center, in cooperation with the Colorado Water Conservation Board, collected hydraulic data for the South Platte River for areas adjacent to Fort Morgan, Colo., based on the USGS streamgage 06759500 South Platte River at Fort Morgan, CO. The hydraulic data include survey point data for 54 cross sections and 10 pressure transducers, which are used to record the river stage beginning at Morgan County Road 16 and extending downstream to Morgan County Road 20.5 near Fort Morgan, Colo. The cross-section and pressure transducer location data were collected using real-time kinematic Global Navigation Satellite Systems by USGS personnel from February 15, 2017, through April 18, 2017. These... Tags: Colorado, Fort Morgan, Morgan County, South Platte River, flood, All tags... flood inundation map, hazard, hydraulic modeling, streamgage, Fewer tags Digital Elevation Model (DEM) from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- Africa This dataset contains the Digital Elevation Model (DEM) for Africa from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The DEM data were developed and distributed by processing units. There are 19 processing units for Africa. The distribution files have the number of the processing unit appended to the end of the zip file name (e.g. af_dem_3_2.zip contains the DEM data for unit 3-2). The HDMA database provides comprehensive and consistent global coverage of raster and vector topographically derived layers, including raster layers of digital elevation model (DEM) data, flow direction, flow accumulation, slope, and compound topographic index (CTI); and vector layers of streams and catchment... Types: Citation; Tags: Africa, Pfafstetter, dem stream hydrologic derivatives pfafstetter, digital elevation models, elevation, All tags... inlandWaters, streams, Fewer tags Boundary extent for datasets of regolith thickness, bedrock altitude, depth to water, potentiometric-surface altitude, and saturated thickness for the shallow groundwater system in the Lower Gunnison River Basin, Colorado This dataset consists of the boundary extent used to evaluate regolith thickness, bedrock altitude, depth to water, potentiometric-surface altitude, and saturated thickness for the shallow groundwater system in the Lower Gunnison River Basin, in Delta, Montrose, Ouray, and Gunnison Counties, Colorado. The U.S. Geological Survey prepared this dataset in cooperation with the Colorado Water Conservation Board. Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Colorado, Delta, Gunnison, Montrose, Ouray, All tags... Uncompahgre, boundary, extent, groundwater, inlandWaters, Fewer tags Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- South America This contains the South American portion of the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The HDMA database provides comprehensive and consistent global coverage of raster and vector topographically derived layers, including raster layers of digital elevation model (DEM) data, flow direction, flow accumulation, slope, and compound topographic index (CTI); and vector layers of streams and catchment boundaries. The coverage of the data is global (-180º, 180º, -90º, 90º) with the underlying DEM being a hybrid of three datasets: HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales), Global Multi-resolution Terrain Elevation Data 2010 (GMTED2010) and... Types: Citation; Tags: Pfafstetter, South America, dem stream hydrologic derivatives pfafstetter, digital elevation models, elevation, All tags... imageryBaseMapsEarthCover, streams, Fewer tags Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- Australasia This contains the Australasian portion of the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The HDMA database provides comprehensive and consistent global coverage of raster and vector topographically derived layers, including raster layers of digital elevation model (DEM) data, flow direction, flow accumulation, slope, and compound topographic index (CTI); and vector layers of streams and catchment boundaries. The coverage of the data is global (-180º, 180º, -90º, 90º) with the underlying DEM being a hybrid of three datasets: HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales), Global Multi-resolution Terrain Elevation Data 2010 (GMTED2010) and the... Types: Citation; Tags: Australia and New Zealand, Hawaii, Pfafstetter, dem stream hydrologic derivatives pfafstetter, digital elevation models, All tags... elevation, inlandWaters, streams, Fewer tags Vegetation classification model (Veg) for basin A1 Vegetation classification model (Veg) and associated metadata for basin A1. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Colorado, Rio Blanco, UAS, Unmanned Aerial Systems, biota, All tags... digital elevation models, elevation, remote sensing, vegetation, Fewer tags Digital terrain model (DTM) for basin B1 Digital terrain model (DTM) and associated metadata for basin B1. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Colorado, Rio Blanco, UAS, Unmanned Aerial Systems, biota, All tags... digital elevation models, elevation, remote sensing, vegetation, Fewer tags Final surface model (SRF) for basin B1 Final surface model (SRF) and associated metadata for basin B1. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Colorado, Rio Blanco, UAS, Unmanned Aerial Systems, biota, All tags... digital elevation models, elevation, remote sensing, vegetation, Fewer tags Data used to prioritize the selection of river basins for intensive monitoring and assessment by the U.S. Geological Survey The U.S. Geological Survey (USGS) developed a systematic, quantitative approach to prioritize candidate basins that can support the assessment and forecasting objectives of the major USGS water science programs. Candidate basins were the level-4 hydrologic units (HUC4) with some of the smaller HUC4s being combined (hereafter referred to as modified HUC4 basins). Candidate basins for the contiguous United States (CONUS) were grouped into 18 hydrologic regions. Thirty-three geospatial variables representing land use, climate change, water use, water-balance components, streamflow alteration, fire risk, and ecosystem sensitivity were initially considered to assist in ranking candidate basins for study. The two highest... Categories: Data; Tags: Climatology, Ecology, Hydrology, Integrated Water Science Basins, Land Use Change, All tags... USGS Science Data Catalog (SDC), United States, Water Resources, boundaries, climate change, ecosystem monitoring, environment, environmental assessment, fire risk, forecasting, habitat alteration and disturbance, hydrologic region, inlandWaters, land use and land cover, river basin, water budget, water use, Fewer tags Climatological data for the Loch Vale watershed in Rocky Mountain National Park, Colorado, water years 1992-2019 This data release contains hourly means of climatological data collected by the U.S. Geological Survey (USGS) from 10/1/1991 to 9/30/2019 at three weather stations in the Loch Vale watershed in Rocky Mountain National Park (RMNP), Colorado. In order of increasing elevation, the three weather stations are Loch Vale meteorological station at RMNP, Colo. (Main weather station, USGS station 401719105394311) at an elevation of 2,925 meters (m) above North American Vertical Datum of 1988 (NAVD 88), Andrews Creek meteorological station at RMNP, Colo. (Andrews Creek weather station, USGS station 401723105400101) at an elevation of 2,990 m above NAVD 88 and Sharkstooth meteorological station at RMNP, Colo. (Sharkstooth weather... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service, Shapefile; Tags: 177847, Climatology, Hydrology, Rocky Mountain National Park, The Loch, All tags... USGS Science Data Catalog (SDC), Water Quality, climatology, field monitoring stations, real-time monitoring and reporting, Fewer tags Ephemeral Stream Channel Stability Data from the Grand Valley, Western Colorado, 2018-21 This U.S. Geological Survey (USGS) data release provides the data used to predict areas with the greatest probability of ephemeral stream channel instability on north side of the Grand Valley in western Colorado, during 2018-20. The USGS developed a method for automatically extracting channel cross-section geometry from existing remotely sensed terrain models. Based on estimated flood stage and surrogate streamflows, hydraulic characteristics were calculated. The channel geometries and hydraulic characteristics were used to estimate channel stability using a statistical model. Cross-section stabilities were determined from a stream channel stability assessment for a subset of 1,406 visited (field observed) locations... Tags: Colorado, Geomorphology, Grand Valley, USGS Science Data Catalog (SDC), United States, All tags... channel stability, environment, ephemeral streams, logistic regression, salinity, Fewer tags Fish Datasets for Evaluation and Review of Ecology-Focused Stream Studies, Fountain Creek Basin, Colorado These data from Evaluation and Review of Ecology-Focused Stream Studies to Support Cooperative Monitoring, Fountain Creek Basin, Colorado were used to describe temporal trends in fish communities in the basin. Fish data were collected at U.S. Geological Survey (USGS) sites between 2003 and 2022. Datasets include fish frequency of occurrence, flathead chub catch per unit of effort, and a list of fish species collected. Categories: Data; Tags: Colorado, United States, aquatic biology, aquatic ecosystems, biota, All tags... ecology, freshwater ecosystems, population and community ecology, surface water (non-marine), Fewer tags Orthoimagery for basin A2 Orthoimagery and associated metadata for basin A2. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Colorado, Rio Blanco, UAS, Unmanned Aerial Systems, biota, All tags... digital elevation models, elevation, remote sensing, vegetation, Fewer tags Final surface model (SRF) for basin A1 Final surface model and associated metadata for basin A1. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Colorado, Rio Blanco, UAS, Unmanned Aerial Systems, biota, All tags... digital elevation models, elevation, remote sensing, vegetation, Fewer tags Digital elevation model (DEM) for basin A2 Digital elevation model (DEM) and associated metadata for basin A2. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Colorado, Rio Blanco, UAS, Unmanned Aerial Systems, biota, All tags... digital elevation models, elevation, remote sensing, vegetation, Fewer tags Change in water-table altitude in the alluvium in the Lower Arkansas River Valley, Southeast Colorado, Fall 2002 to Fall 2015 Raster showing change in water-table altitude between Fall of 2002 and Fall of 2015 in the alluvium in the Lower Arkansas River Valley, Southeast Colorado. Hereafter "fall" is defined as June 1 to November 30. All interpolation and geoprocessing was done using ArcGIS Desktop v10 (Environmental Systems Research Institute, 2011). Categories: Data; Types: Citation, Downloadable, GeoTIFF, Map Service, Raster; Tags: Arkansas River, Bent County, Crowley County, Otero County, Prowers County, All tags... Pueblo County, alluvium, groundwater, groundwater level, hydrogeology, surface-water level, Fewer tags Streams layers from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- Australasia This dataset contains the streams derived from the Digital Elevation Model (DEM) for Australasia from the Hydrological Derivatives for Modeling and Analysis (HDMA) database. The HDMA database provides comprehensive and consistent global coverage of raster and vector topographically derived layers, including raster layers of digital elevation model (DEM) data, flow direction, flow accumulation, slope, and compound topographic index (CTI); and vector layers of streams and catchment boundaries. The coverage of the data is global (-180º, 180º, -90º, 90º) with the underlying DEM being a hybrid of three datasets: HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales), Global... Types: Citation; Tags: Australia and New Zealand, Hawaii, Pfafstetter, dem stream hydrologic derivatives pfafstetter, digital elevation models, All tags... elevation, inlandWaters, streams, Fewer tags Hydrologic Derivatives for Modeling and Analysis (HDMA) database -- Africa This dataset contains the African continent from the Hydrological Derivatives for Modeling and Analysis (HDMA) database. The HDMA database provides comprehensive and consistent global coverage of raster and vector topographically derived layers, including raster layers of digital elevation model (DEM) data, flow direction, flow accumulation, slope, and compound topographic index (CTI); and vector layers of streams and catchment boundaries. The coverage of the data is global (-180º, 180º, -90º, 90º) with the underlying DEM being a hybrid of three datasets: HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales), Global Multi-resolution Terrain Elevation Data 2010 (GMTED2010)... Types: Citation; Tags: Africa, Pfafstetter, dem stream hydrologic derivatives pfafstetter, digital elevation models, elevation, All tags... inlandWaters, streams, Fewer tags 1 2 3 4 5 ... 8 »