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State
National Hydrography Data - NHD and 3DHP recent views
State of California —
The USGS National Hydrography Dataset (NHD) Downloadable Data Collection from The National Map (TNM) is a comprehensive set of digital spatial data that encodes... -
Federal
BLM Natl AIM Riparian and Wetland Indicators Hub recent views
Department of the Interior —
This feature class includes monitoring data collected nationally to understand the status, condition, and trend of resources on BLM lands. Data are collected in... -
Federal
PCB Data (excel file) and PFAS Data (excel file) recent views
U.S. Environmental Protection Agency —
Analytical and field sampling data for each 2018-2019 NRSA Fish Tissue Study chemical contaminant are provided, along with a data dictionary that describes the... -
Federal
National Rivers and Streams Assessment 2008/2009 Data file for Report "National Rivers and Streams Assessment 2008-2009: A Collaborative Survey recent views
U.S. Environmental Protection Agency —
The National Rivers and Streams Assessment (NRSA) is a statistical survey of the condition of our nation's perennial rivers and streams. It is designed to provide... -
Federal
Interagency Ecological Program and US Fish and Wildlife Service: Enhanced Delta Smelt Monitoring Program Experimental Larval Survey Data 2018-2019 recent views
Department of the Interior —
The United States Fish and Wildlife Service’s (USFWS) Experimental Larval Survey was designed and implemented by the Enhanced Delta Smelt Monitoring Program to assess... -
Federal
Depth measurements from the upper Sacramento River in northern California, September 11-14, 2017 recent views
Department of the Interior —
Field measurements of water depth were acquired from a reach of the upper Sacramento River in northern California, September 12-14, 2017, to support research on... -
Federal
BLM OR Hydrography Publication Waterbody Polygon Hub recent views
Department of the Interior —
HYD_PUB_WATERBODY: This dataset contains waterbody features from the US Geologic Survey (USGS) High Resolution National Hydrography Dataset (NHD). NHD waterbody... -
Federal
Field measurements of water column optical properties from the Kootenai River in northern Idaho, September 26-27, 2017, and similar data from several other rivers recent views
Department of the Interior —
Field measurements of various optical properties of the water column were acquired from a single location on the Kootenai River in northern Idaho, September 26-27,... -
Federal
Wadeable Stream Habitat Data Integrated from Multiple Monitoring Programs for the US from 2000-2022 recent views
Department of the Interior —
Wadeable stream habitat data from four long-term monitoring programs (AIM, AREMP, NRSA, PIBO MP) were obtained, pre-processed, transformed, and combined using R code... -
Federal
National Rivers and Streams Assessment 2013/2014 Data files for Report "National Rivers and Streams Assessment 2013-2014: A Collaborative Survey" recent views
U.S. Environmental Protection Agency —
The National Rivers and Streams Assessment (NRSA) is a statistical survey of the condition of our nation's perennial rivers and streams. It is designed to provide... -
Federal
Chesapeake Bay Nontidal Network 1985-2018: Annual loads (ver. 2.0, May 2020) recent views
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in rivers across the Chesapeake Bay watershed have been calculated using monitoring data... -
Federal
USGS Hydro Cached Base Map Service from The National Map NGDA recent views
U.S. Geological Survey, Department of the Interior —
âThis service is a cached overlay of a cartographic representation of the National Hydrography Dataset (NHD). âThe NHD is a comprehensive set of digital... -
Federal
Bathymetric LiDAR data from the upper Sacramento River in northern California, September 10-17, 2017 recent views
Department of the Interior —
Bathymetric LiDAR data from the upper Sacramento River in northern California were acquired September 10-17, 2017, to support research on remote sensing of rivers,... -
Federal
NCCN Fish Assemblages Monitoring Data Package, 1994-2011 recent views
Department of the Interior —
This data package contains North Coast and Cascades Network (NCCN) Inventory and Monitoring Program fish assemblages tabular data collected during 1994-2011 in... -
Federal
USFWS Adult White Sturgeon Monitoring, San Joaquin River recent views
Department of the Interior —
Overview The Central Valley Project Improvement Act (CVPIA) funds habitat improvement work and associated monitoring in the Central Valley of California to increase... -
Federal
A spatially explicit, empirical estimate of biological nitrogen fixation in forests of the United States recent views
U.S. Environmental Protection Agency —
The supplementary information provides details on the methods used to find the basal area-BNF rate regression, the specific literature that was used to derive both... -
Federal
Orange streams observations: geographic coordinates and maps recent views
Department of the Interior —
Tabular dataset of orange streams observations in northern Alaska. The observations are plotted on two maps showing 1) land use designation and 2) physical geographic... -
Federal
Chesapeake Bay River Input Monitoring Network 1985-2022: Annual loads recent views
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring... -
Federal
Hyperspectral image data from the Deschutes River near Bend, OR, July 26, 2016 recent views
Department of the Interior —
Hyperspectral image data from the Deschutes River near Bend, OR, were acquired on July 26, 2016 to support research on remote sensing of rivers, particularly... -
Federal
Concentration Data for 12 Elements of Concern Used in the Development of Surrogate Models for Estimating Elemental Concentrations in Surface Water of Three Hydrologic Basins (Delaware River, Illinois River and Upper Colorado River) recent views
Department of the Interior —
The release of elements of concern (EoC) to surface water can involve both natural and anthropogenic sources. Elevated EoC concentrations can pose a risk to human...