979 datasets found
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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
A national harmonized dataset of discrete chlorophyll from lakes and streams (2005-2022) recent views
Department of the Interior —
This data release contains a 17-year record (2005-2022) of discrete chlorophyll data from inland waters, collected from across the nation and territories. These data... -
Federal
CIMEK water chemistry recent views
U.S. Environmental Protection Agency —
Water chemistry data from 60 sites in a partially mined eastern Kentucky watershed. Sites are spatially located from headwater tributaries to mouth for analysis of... -
State
12-digit HU (Subwatershed) NGDA recent views
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
Drainage areas for stream segments in western San Diego County recent views
Department of the Interior —
Drainage areas (or watersheds) were calculated for each stream segment in the National Hydrography Dataset High Resolution Plus Beta (NHD HR Plus Beta) using non-end... -
Federal
Hydrographic and Impairment Statistics Database: CUVA recent views
Department of the Interior —
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in... -
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
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
USGS Hydrography (NHD) Overlay Map Service from The National Map - National Geospatial Data Asset (NGDA) National Hydrography Dataset (NHD) NGDA recent views
U.S. Geological Survey, Department of the Interior —
The USGS National Hydrography Dataset (NHD) service from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information about... -
Federal
Hydrographic and Impairment Statistics Database: FOSU recent views
Department of the Interior —
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in... -
Federal
Hydrologic Data Sites for Kane County, Utah recent views
Department of the Interior —
This map shows the USGS (United States Geologic Survey), NWIS (National Water Inventory System) Hydrologic Data Sites for Kane County, Utah. The scope and purpose of... -
Federal
Discrete and high frequency water quality data for Allequash Creek, Wisconsin, WY 2019-2021 recent views
Department of the Interior —
This data set is a compilation of discrete and high frequency water quality data from sites on Allequash Creek in Wisconsin, and within the Allequash Creek watershed,... -
Federal
Hydrographic and Impairment Statistics Database: PINN recent views
Department of the Interior —
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in... -
Federal
BLM Idaho SW Montana Greater SageGrouse FINAL EIS Sagebrush Focal Areas 2015ROD Poly recent views
Department of the Interior —
Sagebrush Focal Areas (SFAs) are a refinement of Greater Sage Grouse habitat delineating the most valuable habitat to the Greater Sage Grouse (Centrocercus... -
State
Watershed Boundary Dataset (WBD) (2 through 12-digit hydrologic unit) NGDA recent views
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... -
State
4-digit HU (Subregion) NGDA recent views
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
A Digital Hydrologic Network Supporting NAWQA MRB SPARROW Modeling--MRB_E2RF1 recent views
Department of the Interior —
A digital hydrologic network was developed to support SPAtially Referenced Regression on Watershed attributes (SPARROW) models within selected regions of the United... -
Federal
Hydrographic and Impairment Statistics Database: SAPU recent views
Department of the Interior —
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in... -
Federal
Hydrographic and Impairment Statistics Database: JOFI recent views
Department of the Interior —
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in... -
Federal
Hydrographic and Impairment Statistics Database: WHHO recent views
Department of the Interior —
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in...
979 datasets found