-
State
MD iMAP: Maryland Tidal Waters
State of Maryland —
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that... -
Federal
Electrical and electromagnetic geophysical surveys at Jim Woodruff Lock and Dam, Chattahoochee, Florida, March 2018
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
Bryce Canyon National Park Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
Bent's Old Fort National Historic Site Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
High-resolution orthomosaic of Fern Ridge Lake, Oregon, during annual low pool, February 2 and February 8, 2023
Department of the Interior —
In cooperation with the U.S. Army Corps of Engineers (USACE), the U.S. Geological Survey (USGS) deployed ground control points and coordinated aerial photograph... -
Federal
Allegheny Portage Railroad National Historic Site Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
High-resolution digital surface model of Cougar Reservoir, Oregon, December 2023
Department of the Interior —
In cooperation with the U.S. Army Corps of Engineers (USACE), the U.S. Geological Survey (USGS) surveyed ground control points and coordinated aerial photograph... -
Federal
Organic and inorganic constituents in surface water and native and non-native fish and frog health data collected from streams, impoundments and wetlands in the New Jersey Pinelands, 2017-2020 (ver. 1.1, August 2022)
Department of the Interior —
The data presented include concentrations of 122 organic, 23 inorganic constituents, and estrogenicity in water collected from 13 off-stream non-point source sites... -
Federal
Compilation of water-quality data, discharge data, and geochemical equilibrium models for streams, draining mine adits, and springs in the Upper Animas River Watershed, Colorado, 1987–2020
Department of the Interior —
Acid mine drainage (AMD) can cause ecological harm throughout the state of Colorado, including in the Upper Animas River watershed near Silverton. In the Upper Animas... -
State
Local Drainage Basin Set
State of Connecticut —
See full Data Guide here. Drainage Basin Set: Connecticut Drainage Basins is 1:24,000-scale, polygon and line feature data that define natural drainage areas in... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Dam Density and Storage Volume
U.S. Environmental Protection Agency —
This dataset represents the dam density and storage volumes within individual, local NHDPlusV2 catchments and upstream, contributing watersheds based on National... -
Federal
Big Cypress National Preserve Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
High-resolution digital surface model of Dorena Lake, Oregon, December 2023
Department of the Interior —
In cooperation with the U.S. Army Corps of Engineers (USACE), the U.S. Geological Survey (USGS) surveyed ground control points and coordinated aerial photograph... -
Federal
Canyon De Chelly National Monument Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
Coal Refuse Disposal Areas
Department of the Interior —
As described by ASTM D7780-12: This feature class contains polygons that depict the location of coal refuse disposal areas. They include, but are not limited to,... -
Federal
Great Smoky Mountains National Park Fish Index of Biotic Integrity
Department of the Interior —
These data show the location (only) of Fish IBI study and monitoring sites within the park. The IBI provides a consistent theoretical framework for analyzing fish... -
Federal
High-resolution orthomosaic of Hills Creek Lake, Oregon, December 20, 2023
Department of the Interior —
In cooperation with the U.S. Army Corps of Engineers (USACE), the U.S. Geological Survey (USGS) surveyed ground control points and coordinated aerial photograph... -
Federal
Survey Data Collection for the Bureau of Reclamation at Glen Canyon Dam near Page, Arizona, November 2020.
Department of the Interior —
This dataset describes survey data collected for the Bureau of Reclamation (Reclamation), the agency in charge of regulating Colorado River water control operations... -
Federal
High-resolution digital surface model of Fern Ridge Lake, Oregon, during annual low pool, January 30, 2023
Department of the Interior —
In cooperation with the U.S. Army Corps of Engineers (USACE), the U.S. Geological Survey (USGS) deployed ground control points and coordinated aerial photograph... -
Federal
Water Quality Profiles for Bushy Park Reservoir
Department of the Interior —
The Bushy Park Reservoir is a relatively shallow impoundment in a semi-tropical climate and is the principal water supply for the 400,000 people of the City of...