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Federal
National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection NGDA recent views
Department of the Interior —
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's... -
Federal
Water DAMS Data Management and Best Practices for Submitters and Curators recent views
Department of Energy —
Resources for Water DAMS data submitters and curators, including training videos, step-by-step guides on data submission, and detailed documentation of Water DAMS.... -
State
Dam Facilities recent views
State of Oregon —
This data layer is an element of the Oregon GIS Framework. Large dams are defined by a dam height >= 10 feet and storage of >= 9.2 acre feet. These larger dams... -
Federal
Water management elements on the Rio Grande/Bravo basin recent views
Department of the Interior —
This is one of five general categories that contains the water management elements on the Rio Grande/Bravo basin. This category includes the dams, water districts,... -
Federal
Field and laboratory notes on instream research - Research and Development of New Marking and Monitoring Technologies recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This project addresses how to expand the current fish-tracking technologies to enable the fisheries community to successfully carry out the actions, research, and... -
State
Connecticut Dams - Public Use recent views
State of Connecticut —
Connecticut Dams is a 1:24,000 scale spatial data developed for use by the Dam Safety Section of the Inland Water Resources Division, Bureau of Water Protection and... -
Federal
Hydrology Rating Curves on the Lower Mississippi River Data recent views
Department of the Interior —
Data needed to generate hydrolic rating curves of areas along Lower Mississippi River. -
Federal
National Hydrography Dataset Plus High Resolution (NHDPlus HR) - USGS National Map Downloadable Data Collection recent views
Department of the Interior —
The High Resolution National Hydrography Dataset Plus (NHDPlus HR) is an integrated datset of geospatial data layers, including the most current National Hydrography... -
Federal
Fishway Structure Data in the Eastern United States recent views
Department of the Interior —
These data are a compilation of fishway structures collected by the Atlantic States Marine Fisheries Commission state representatives at the request of the U.S.... -
Federal
Water management elements on the Rio Grande/Bravo basin recent views
Department of the Interior —
This is one of five general categories that contains the water management elements on the Rio Grande/Bravo basin. This category includes the dams, water districts,... -
Federal
DCS Survey Submission for City of Longview PAL, Cowlitz County, WA recent views
Federal Emergency Management Agency, Department of Homeland Security —
Survey data includes spatial datasets and data tables necessary to digitally represent data collected in the survey phase of the study. (Source: FEMA Guidelines and... -
State
California Fish Passage Assessment Database [ds69] recent views
State of California —
The Passage Assessment Database (PAD) geospatial file contains locations of known and potential barriers to salmonid migration in California streams with additional... -
Federal
Dam impact/disturbance metrics for the conterminous United States, 1800 to 2018 recent views
Department of the Interior —
This metadata record describes two metrics that quantitatively measure the impact of reservoir storage on every flowline in the NHDPlus version 2 data suite... -
Federal
Summary of selected characteristics of large reservoirs recent views
Department of the Interior —
This is a point coverage of dams in the United States and Puerto Rico, which originally was derived from the national inventory of dams data base (U.S. Army Corps of... -
Federal
Colorado River Eddy Sandbar Dynamics Data recent views
Department of the Interior —
These data are a compilation of the characteristics of eddy sandbars, eddy sandbar areas and volumes measured between 1990 and 2015, and longitudinal metrics of the... -
Federal
Reservoir storage for selected Chesapeake Bay watersheds recent views
Department of the Interior —
This dataset contains values of normal reservoir storage in units of acre-feet per km2, for three time periods: 1992, 2002, and 2012. Values are derived from a... -
Federal
Long-term sandbar monitoring data along the Colorado River in Marble and Grand Canyons, Arizona recent views
Department of the Interior —
This data release comprises nearly three decades of measurements of sandbar topography for monitoring sites along the Colorado River in Grand Canyon National Park and... -
Federal
“ChesBay 24k – HU": Human Related Data Summaries for the Chesapeake Bay Watershed Within NHD Plus HR catchments recent views
Department of the Interior —
These tabular data are the summarization of human related variables within the Chesapeake Bay watershed using the xstrm methodology bringing these data to the... -
Federal
Dam Metrics Representing Stream Fragmentation and Flow Alteration for the Conterminous United States Linked to the NHDPLUSV1 recent views
Department of the Interior —
This CSV file contains 21 dam metrics representing stream fragmentation and flow alteration for nearly 2.3 million stream reaches in the conterminous USA. Dam metrics...