-
Federal
National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection NGDA
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
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... -
Federal
National Hydrography Dataset Plus - NHDPlus
U.S. Environmental Protection Agency —
This high-level metadata data document will be supplemented with detailed regional metadata at a later date. The NHDPlusV2 is an integrated suite of application-ready... -
Federal
U.S. Geological Survey - Gap Analysis Project Species Habitat Maps CONUS_2001 NGDA
Department of the Interior —
Gap Analysis Project (GAP) habitat maps are predictions of the spatial distribution of suitable environmental and land cover conditions within the United States for... -
Federal
Headwater streams and catchments across the conterminous United States
U.S. Environmental Protection Agency —
Data available in Zenodo via doi: 10.5281/zenodo.16318572 Headwater streams play critical roles in hydrologic and biogeochemical processes and functions, yet their... -
Federal
Benthic, urchin, and fish observation data collected utilizing multiple methodologies for coral reef carbonate budget assessments in 2021 in O'ahu, in the Mariana Archipelago in 2022, and in American Samoa in 2023
National Oceanic and Atmospheric Administration, Department of Commerce —
This data package includes the benthic, urchin, and fish observation data collected for coral reef carbonate budget assessments by the Ecosystem Sciences Division... -
State
California Streams
State of California —
Notes: As of June 2020 this dataset has been static for several years. Recent versions of NHD High Res may be more detailed than this dataset for some areas, while... -
State
Area - Small Scale
State of Oregon —
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... -
State
Flowline - Small Scale
State of Oregon —
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
Klamath Basin Restoration Agreement Off-Project Water Program Evapotranspiration Map for May 2004
Department of the Interior —
Hydrological Information Products for the Off-Project Water Program of the Klamath Basin Restoration Agreement U.S. Geological Survey Open-File Report 2012-1199 U.S.... -
Federal
National Hydrography Dataset (NHD)
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... -
State
Waterbody - Large Scale
State of Oregon —
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... -
State
Waterbody - Small Scale
State of Oregon —
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
Model application: modeling lake ice phenology in Minnesota, 1980-2018
Department of the Interior —
Globally, lakes are losing ice cover, but our understanding of the rates and variability of change are biased towards few lakes with long-term records. Recent works... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: National Anthropogenic Barrier Dataset (NABD)
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 the National... -
Federal
CURRENT DIRECTION, turbidity and other data from FIXED PLATFORM and UNKNOWN PLATFORMS OF CANADA in the North Pacific Ocean, Northwest Passage and other waters from 1979-01-01 to 1987-12-31 (NCEI Accession 9000069)
National Oceanic and Atmospheric Administration, Department of Commerce —
The accession contains microfiche data provided by the Canadian Fisheries and Oceans and taken from the Canadian Data Report of Hydrography and Sciences. The details... -
Chesapeake Bay Watersheds
District of Columbia —
The dataset contains locations and attributes of HUC-11 watersheds. The USGS presents a detailed explanation of HUCs at https://water.usgs.gov/GIS/huc.html. HUC-11... -
State
National Hydrography Dataset
State of Oregon —
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... -
State
National Watershed Boundary Dataset (WBD)
State of Arkansas —
The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and... -
State
Connecticut Dams - Public Use
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...