Found 328 datasets matching filters.
-
These data were collected to characterize the quantity and quality of microplastic particles found in 17 streams in the northeastern United States, from New York to Virginia. USGS staff who...
Search relevance: 1.00 | Views last month: 17 | Published on: 2026-03-03 -
This dataset contains estimates of the yearly sum of total nitrogen and total phosphorus (hereafter referred to as nitrogen and phosphorus) inputs from fertilizer applications and from manure...
Search relevance: 1.00 | Views last month: 17 | Published on: 2026-03-03 -
The Big Sioux River has the following designated beneficial uses established by the State of South Dakota: Domestic Water Supply, Warm water Semi-permanent Fish Life, Warm water Marginal Fish...
Search relevance: 1.00 | Views last month: 8 | Published on: 2025-08-08 -
The High Resolution National Hydrography Dataset Plus (NHDPlus HR) is an integrated datset of geospatial data layers, including the most current National Hydrography Dataset (NHD),...
Search relevance: 1.00 | Views last month: 8 | Published on: 2026-03-03 -
Lake trophic status is a key water quality property that integrates a lake's physical, chemical, and biological processes. Despite the importance of trophic status as a gauge of lake water...
Search relevance: 1.00 | Views last month: 6 | Published on: 2026-03-03 -
This U.S. Geological Survey (USGS) data release includes input and output tabular files associated with mean seasonal 2002 simulations of total nitrogen and total phosphorus loads of the...
Search relevance: 1.00 | Views last month: 5 | Published on: 2026-03-03 -
This data set presents chemical data for water column samples from USGS and Klamath Tribe sites in Upper Klamath Lake, Oregon. Surface water, bottom water and integrated water samples were...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
This data release includes physical and chemical data for samples from suspended and bottom sediments of streams in Minnesota. Data were collected in September 2011 and April 2012. These data...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
In this data release, we provide data to describe the water quality in Green Lake, Wisconsin, from 1905 to 2020, primarily the constituents for which it is impaired, including near-surface total...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
This dataset summarizes impairment status for HUC12 watersheds at the CONUS scale using the EPA publicly available Assessment, Total Maximum Daily Load (TMDL) Tracking and Implementation System...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
This data release contains the R source code, inputs, and selected outputs associated with the turbidity-based regression models used to estimate total phosphorus concentrations and loads for the...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
The Bonnet Carré Spillway (BCS), located about 28 miles northwest of New Orleans, was constructed by the US Army Corp of Engineers (USACE) in the early 1930s as part of an integrated flood-control...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
This dataset describes the quantity and morphology of microplastics in water, sediment, fish, and mussel samples from the Delaware River and select tributaries, including portions of the Upper...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
This section of the data release supports the data used in models for the associated publication. The U.S. Geological Survey and the University of Wisconsin – Green Bay collected hydrologic and...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
Freshwater salinization is an emerging issue for freshwater environments in the Chesapeake Bay, USA region. Salinization is often described by measurements of specific conductance (SC). This data...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
As part of the Great Lakes Restoration Initiative (GLRI) project template 774-18 entitled “Development of monitoring and response methodologies, and implementation of an Adaptive Management...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
From the 2015 water year, the U.S. Geological Survey has collected data to develop a surrogate model for estimating real-time fine sediment particles concentration and loads at Upper Truckee River...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
This dataset contains values of normal reservoir storage in units of acre-feet per km2, for three time periods: 1992, 2002, and 2012. Values are derived from a slightly-modified version of the...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
This metadata report documents a shapefile of watershed boundaries for 84 selected United States Geological Survey (USGS) water quality stations that are part of the Chesapeake Bay non-tidal network (NTN).
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
This data release contains plankton sampling results collected in the Willamette River in Portland, Oregon. The data release will be updated with new results as they are collected. The samples in...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03
