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Federal
Hydro Flow Metrics 2080 (Map Service)
Department of Agriculture —
This map service represents modeled streamflow metrics from the end-of-century time period (2070-2099) in the United States. In addition to standard NHD attributes,... -
Federal
EPA data for EMMA of Peatland Discharge to an Alaskan Stream Journal of Hydrology 2015
U.S. Environmental Protection Agency —
This dataset contains primarily the EPA generated data for the EMMA (End-Member-Mixing Analysis) model that was presented in the associated J. of Hydrology (2015)... -
Federal
Chemical and isotopic data for a study of seasonality of nitrate sources and isotopic composition in the Upper Illinois River, 2004-2008
Department of the Interior —
This data release contains chemical and isotopic data used in an investigation of nitrate sources and transport in the Upper Illinois River basin. Samples (total =... -
Federal
Aquatic Health and Climate Change: Long-term Monitoring - Monitoring Sites and USGS Stations
Department of the Interior —
This reference was created to house geospatial data related to Aquatic Health and Climate Change: Long-term Monitoring starting in 2021. This project is the... -
State
California Fish Passage Assessment Database [ds69]
State of California —
The Passage Assessment Database (PAD) geospatial file contains locations of known and potential barriers to salmonid migration in California streams with additional... -
Federal
Stream Temperature in the Northern Great Basin region of Southeastern Oregon, 2016-2019
Department of the Interior —
This dataset includes hourly stream and air temperature data from 124 sites throughout the Northern Great Basin region of SE Oregon. Data loggers were deployed June... -
Federal
USGS EcoDrought Stream Discharge, Gage Height and Water Temperature Data in Massachusetts (ver. 2.1, August 2025)
Department of the Interior —
The USGS Water Mission Area (WMA) - Ecosystems Mission Area (EMA) EcoDrought project is comprised of interdisciplinary teams in five pilot regions across the country.... -
Federal
Streamflow and total phosphorus and orthophosphate data for samples collected in and near the Assabet River, Massachusetts, October 2008 through April 2014
Department of the Interior —
Streamflow and phosphorus concentrations were monitored in the Assabet River in central Massachusetts in order to evaluate concentrations and loads in the river... -
Federal
Data for Duvall and Hagy - Modeling climate-driven changes in streamflow to Long Island Sound from 2003-2016 vs. 2030-2050
U.S. Environmental Protection Agency —
This data set includes data quantifying streamflow at gauging stations in the Long Island Sound watershed and nearby watersheds for 2003 to 2016, characteristics of... -
Federal
Nitrogen Screening Project - Lakes in Parks
Department of the Interior —
This geodatabase contains lake feature datasets used for the Nitrogen Screening project. Individual metedata is available. The NHDPlus Version 1.0 is an integrated... -
Federal
Tolt Report Animations
U.S. Environmental Protection Agency —
Animation for Tolt North Fork Snow, Soil Moisture, Streamflow (mp4) Animation for Tolt River Floodplain Irradiance