316 datasets found
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Federal
Chesapeake Bay River Input Monitoring Network 1985-2023: Short- and long-term trends
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
Nitrogen, phosphorus, and suspended-sediment loads and trends measured at the Chesapeake Bay Nontidal Network stations: Water years 1985-2020 (ver. 2.0, January 2023)
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
Nitrogen, phosphorus, and suspended-sediment loads and trends measured at the Chesapeake Bay River Input Monitoring stations: Water years 1985-2019
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
Nitrogen, phosphorus, and suspended-sediment loads and trends measured at the Chesapeake Bay River Input Monitoring stations: Water years 1985-2022
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
Exit Creek Bank Height Survey, June 2013
Department of the Interior —
This dataset consists of survey data from bank profiles surveyed June 12 and June 24-26, 2013 at the edge of the active braid plain of Exit Creek, a stream draining... -
Federal
Estrogen equivalents of surface water in Pennsylvania, 2012-2017
Department of the Interior —
The data were gathered as part of a long-term, seasonal assessment of estrogenicity in selected locations within Pennsylvania from 2012-2017. Data were collected over... -
Federal
Flow intermittence and ecosystem services in rivers of the Anthropocene_Figure 4_Journal of Applied Ecology
U.S. Environmental Protection Agency —
Counts of ecosystem service status (provided, altered, and lost/absent) during three hydrological phases (flowing, pool, dry) typically seen in intermittent rivers... -
Federal
Walnut Gulch Experimental Watershed, Arizona (Sediment)
Department of Agriculture —
The Walnut Gulch Experimental Watershed (WGEW) sediment collection program, established in 1953, provides event-based data for semiarid rangeland erosion, sediment... -
State
Iowa AQuIA Water Quality Database
State of Iowa —
The Iowa Department of Natural Resources is responsible for developing and delivering consistent, unbiased information about the condition of Iowa's surface and... -
Federal
Exit and Paradise Creek Fluvial Features, 2012
Department of the Interior —
This dataset presents delineations of the braid plains of Exit and Paradise Creeks in Kenai Fjords National Park, Alaska for 2012 conditions. A braid plain can be... -
State
MD iMAP: IR2012 TWcontactrec
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
Water-quality and streamflow datasets used in Seasonal Kendall trend tests for the Nation’s rivers and streams, 1972-2012 (output)
Department of the Interior —
In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA)... -
Federal
A dataset of benthic DNA metabarcoding data from rivers and streams
U.S. Environmental Protection Agency —
These are auxiliary data that complement the dataset associated with subproduct SSWR.401.1.2.24 and can be used to further explore and expand approaches and... -
Federal
Sediment Data from the Kennebec/Androscoggin River System (LARSEN02 shapefile)
Department of the Interior —
The data in this layer are from an unpublished report produced by the Bigelow Laboratory. The source project was conducted primarily to examine contaminant... -
Federal
Diatom and Environmental Data
U.S. Environmental Protection Agency —
Raw data associated with this research. This dataset is associated with the following publication: Yuan, L., R. Mitchell, E. Pilgrim, and N. Smucker. Inferences based... -
Federal
Hyperspectral image data from the Niobrara River, Nebraska, November 2012 and August 2016
Department of the Interior —
Hyperspectral image data from the Niobrara River, a dynamic, sand-bed channel in northern Nebraska, were acquired in November 2012 and again in August 2016 to support... -
State
State Lands Dock Registrations
State of Oregon —
This dataset includes active registrations for: * Non-commercial dock, boat house or dock with boat house of 2,500 sq. ft. or less * Floating recreational cabin of... -
Federal
SGP97 GCIP/EOP Surface: Precipitation NCEP/EMC 4KM Gridded Data (GRIB) Radar Est. w/bias removal UBR -2001
Department of Agriculture —
The Southern Great Plains 1997 (SGP97) Hydrology Experiment originated from an interdisciplinary investigation, "Soil Moisture Mapping at Satellite Temporal and... -
Federal
Autonomous Underwater Vehicle Water-Quality Measurements in Savannah River, Savannah, Georgia, 2018-2019
Department of the Interior —
The Savannah Harbor Expansion Project (SHEP) began in January 2015 with the purpose of deepening the Savannah Harbor federal shipping channel to allow access to... -
Federal
Tabular Input/Output Data and Model Files for a Two-dimensional Hydraulic and Sediment Transport Model of the Lower 10 Kilometers of the Snow River Near Seward, Alaska
Department of the Interior —
This dataset includes the input (raw survey data, computational mesh, hydrologic boundary conditions) and output data for a 2-dimensional hydraulic and sediment...
316 datasets found