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Federal
National Inventory of Dams (NID)
Army Corps of Engineers, Department of the Army, Department of Defense —
Congress first authorized the U.S. Army Corps of Engineers (USACE) to inventory dams in the United States with the National Dam Inspection Act (Public Law 92-367) of... -
Federal
NOAA ENC Direct to GIS
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's Electronic Navigational Charts (NOAA ENCs) have been developed to support the marine transportation infrastructure and coastal management. The NOAA ENCs are in... -
State
16-digit HU NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
Federal
Compilation of Geospatial Data (GIS) for the Mineral Industries and Related Infrastructure of the People's Republic of China
Department of the Interior —
The U.S. Geological Survey (USGS) has compiled a geodatabase containing mineral-related geospatial data for the People's Republic of China. The data can be used in... -
State
14-digit HU NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
Federal
Electrical resistivity tomography (ERT) data
Department of the Interior —
Surface electrical resistivity tomography (ERT), electromagnetic induction (EMI), and self-potential (SP) data were acquired March 9 - 20, 2018 by the U.S. Geological... -
Federal
Vegetation habitat units derived from 2009 aerial imagery and field data for the Elwha River estuary, Washington
Department of the Interior —
Estuary vegetation cover delineated from 11 September 2009 1-meter-resolution NAIP aerial imagery at a scale of 1:1500. -
State
10-digit HU (Watershed) NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
Federal
Subaerially exposed river sand and reservoir shoreline modelling for Lake Powell releases and changes in Lake Powell and Lake Mead storage
Department of the Interior —
These data were compiled to evaluate impacts of different reservoir management scenarios on sand exposure for aeolian landscape and cultural site resources. Objective... -
State
8-digit HU (Subbasin) NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
Federal
Beaver dam locations in the Tualatin Basin, Oregon (ver. 2.0, November 2019)
Department of the Interior —
This ArcGIS shapefile shows the known locations of beaver dams in the Tualatin Basin. The dam location information was generated by multiple local agencies, groups,... -
Federal
High-resolution digital elevation model of Fall Creek Lake, Oregon, acquired during annual drawdown to streambed November 8, 2016
Department of the Interior —
The Middle Fork Willamette River basin encompasses 3,548 square kilometers of western Oregon and drains to the mainstem Willamette River. Fall Creek basin encompasses... -
University
GNIS: Oilfields, Mines, Dams, Towers, Man-made structures
Earth Data Analysis Center, University of New Mexico —
The Geographic Names Information System (GNIS) actively seeks data from and partnerships with Government agencies at all levels and other interested organizations.... -
State
WBDLine NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
Federal
Original aerial photographs of Fall Creek Lake, Oregon, acquired during annual drawdown to streambed November 10, 2016
Department of the Interior —
The Middle Fork Willamette River basin encompasses 3,548 square kilometers of western Oregon and drains to the mainstem Willamette River. Fall Creek basin encompasses... -
State
4-digit HU (Subregion) NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
Federal
Daily Streamflow Data of Swift Reservoir Outflow and Selected Diversions from Birch Creek, Pondera County, Montana, January 2020 through December 2022
Department of the Interior —
In 2019, the U.S. Geological Survey (USGS), in cooperation with the Blackfeet Water Department, initiated a multi-year hydrologic investigation of the Blackfeet... -
Hydrography Lines 2023
District of Columbia —
This layer contains hydrography such as streams, rivers, and other linear hydrography features. Hidden hydrography, inferred drainage connectors, or culverts connect... -
Federal
Predicted hydropower impacts of different management scenarios for Lake Powell releases
Department of the Interior —
These data were compiled to predict hourly Glen Canyon Dam operations and hydropower impacts. The objective of our study was to estimate hydropower impacts under... -
Hydrography Lines
District of Columbia —
This layer contains hydrography such as streams, rivers, and other linear hydrography features. Hidden hydrography, inferred drainage connectors, or culverts connect...