• Organization: Department of the Interior
• Updated: 2023-08-02T00:00:00Z

This dataset describes attributes of surface-water impoundments derived from the National Inventory of Dams (NID), National Land Cover Data (NLCD) and the National Hydrography Dataset Plus...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2024-05-23T00:00:00Z

This data release provides coupling of Conterminous United States and several Canadian operational reservoirs used in recent hydrologic modeling studies to authoritative national hydrographic...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2023-08-02T00:00:00Z

This tabular data set contains decadal information on dams compiled for two spatial components of the NHDPlus version 2 data suite (NHDPlusv2) for the conterminous United States; 1) individual...

• xml
• xml

• Organization: U.S. Environmental Protection Agency
• Updated: 2023-11-13

This dataset represents the dam density and storage volumes within individual, local NHDPlusV2 catchments and upstream, contributing watersheds based on National Inventory of Dams (NID) data....

• api
• csv

• Organization: Department of Transportation
• Updated: 2025-10-27T00:00:00.000+00:00

The Dams dataset is a representation of the National Inventory of Dams (NID), maintained and published by the U.S. Army Corps of Engineers, in cooperation with the Association of State Dam Safety...

• none
• none

• Organization: U.S. Environmental Protection Agency
• Updated: 2023-11-13

This dataset represents the dam density and storage volumes within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies based on the National Inventory of Dams (NID)....

• api
• csv

• Organization: Department of the Interior
• Updated: 2020-08-18T00:00:00Z

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 slightly-modified version of the...

• xml
• xml

• Organization: U.S. Environmental Protection Agency
• Updated: 2023-11-13

This dataset represents the dam density and storage volumes within individual, local NHDPlusV2 catchments and upstream, contributing watersheds based on the National Anthropogenic Barrier Dataset...

• api
• csv

• Organization: U.S. Environmental Protection Agency
• Updated: 2023-11-13

This dataset represents the dam density and storage volumes within individual local and accumulated upstream catchments for NHDPlusV2 Waterbodies based on the National Anthropogenic Barrier...

• api
• csv

• Organization: Department of the Interior
• Updated: 2021-01-15T00:00:00Z

This metadata record describes two metrics that quantitatively measure the impact of reservoir storage on every flowline in the NHDPlus version 2 data suite (NHDPlusV2) for the conterminous United...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

This dataset provides compiled and computed data from 1900 through 2017 associated with Streamflow statistics used to perform regional analyses for the Brazos, Colorado, Big Cypress, Guadalupe,...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2021-06-04T00:00:00Z

This dataset provides watershed delineations for 1,703 U.S. Geological Survey (USGS) streamgaging stations (gages) for geospatial statistical study of peak streamflows in and near Texas. These...

• xml
• xml