169 datasets found for "Non point Source Pollution"
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Federal
Watershed Boundary Dataset (WBD) - USGS National Map Downloadable Data Collection NGDA
Department of the Interior —
The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and... -
Federal
Great Smoky Mountains National Park Trout Distribution
Department of the Interior —
The brook trout (Salvelinus fontinalis) is the only trout native to the southern Appalachian Mountains. It was once widespread in Great Smoky Mountains National Park... -
Federal
GAGES-II: Geospatial Attributes of Gages for Evaluating Streamflow
Department of the Interior —
This dataset, termed "GAGES II", an acronym for Geospatial Attributes of Gages for Evaluating Streamflow, version II, provides geospatial data and classifications for... -
Federal
Microplastics in 29 Great Lakes tributaries (2014-15)
Department of the Interior —
This dataset describes the quantity and morphology of floating microplastics in 29 Great Lakes tributaries in 6 states. Samples were collected in spring 2014 – spring... -
Federal
Microbial Populations in PFHxSAm (perfluorohexane sulfonamido propyl amine) Biodegradation Microcosms
Department of the Interior —
Water resources around the world are contaminated with per- and polyfluoroalkyl substances (PFAS) due to releases from point sources on military installations, fire... -
Federal
Environmental Data in Relation to the Occurrence and Toxicity of Pseudo nitzschia in Frenchman Bay, Maine, 2010 to 2021
Department of the Interior —
This dataset includes CSV data files containing environmental data that may be associated with the occurrence and toxicity of the diatom Pseudo nitzschia in Frenchman... -
Federal
CoSMoS (Coastal Storm Modeling System) Southern California v3.0 Phase 2 flood-hazard depth and duration projections: 1-year storm in San Diego County
Department of the Interior —
Projected Hazard: Maximum depth of flooding surface (in cm) in the region landward of the present day shoreline that is inundated for the storm condition and sea-... -
Federal
Geospatial bathymetry datasets for New York City's East of Hudson Reservoirs and Controlled Lakes
Department of the Interior —
From May 2017 to November 2019, the U.S. Geological Survey conducted bathymetric surveys of New York City's East of Hudson Reservoirs. Depth data were collected... -
Federal
Valley Cross Sections of Kalamazoo River Reference Reach upstream of Plainwell, Michigan, 2021
Department of the Interior —
This dataset contains topographic cross sections spanning the river channel, floodplain and valley walls for an approximately 500 meter (m) reach of the Kalamazoo... -
Federal
Initial core data of 2018 sediment cores from Lake Powell, Utah
Department of the Interior —
This section of the data release includes drillhole information in the format of a comma-separated value (CSV) file (2018LakePowellCoring_DrillholeInfo.csv). It is... -
Federal
Environmental Sampling and Modeling Results to Characterize Surface-Water Quality at 32 Sites Across the Potomac River Watershed, 2022 (ver. 3.0, April 2025)
Department of the Interior —
This data release presents chemical results from investigations of surface-water quality in the Potomac River watershed (encompassing Washington, D.C. and parts of... -
Federal
U.S.-Side Principal Economic Indicators For the International Joint Commission Lake Champlain Richelieu River Study Project (2022)
Department of the Interior —
General Abstract/Purpose (70 words): Data were collected to assist in cost-benefit analysis of flood mitigation actions that could be taken by the U.S. and Canada to... -
Federal
Great Smoky Mountains National Park Fish Index of Biotic Integrity
Department of the Interior —
These data show the location (only) of Fish IBI study and monitoring sites within the park. The IBI provides a consistent theoretical framework for analyzing fish... -
Federal
Three-dimensional hydrogeologic framework model of the San Antonio Creek Valley watershed, Santa Barbara County, California
Department of the Interior —
The U.S. Geological Survey (USGS) entered into cooperative agreements with the Santa Barbara County Water Agency and Vandenberg Space Force Base to conduct a... -
Federal
Soil Methane and Combustible Gas Concentrations from Oil-Gas Well Pads in Utah, U.S.A.
Department of the Interior —
Soil gas methane and combustible gas concentrations collected from oil and gas well pad locations in Utah. Soil gas samples were measured on site and/or collected for... -
Federal
Preliminary Landslide Inventory for Landslides Triggered by Hurricane Helene (September 2024)
Department of the Interior —
We present a preliminary point inventory of landslides triggered by Hurricane Helene, which impacted southern Appalachia between September 25–27, 2024. This inventory... -
Federal
CoSMoS (Coastal Storm Modeling System) Southern California v3.0 Phase 2 flood-hazard projections: 20-year storm in Los Angeles County
Department of the Interior —
Projected Hazard: Geographic extent of projected coastal flooding, low-lying vulnerable areas, and maxium/minimum flood potential (flood uncertainty) associated with... -
Federal
Surface and subsurface geologic data from previous USGS studies of the Gulf Coast region, south-central United States
Department of the Interior —
This dataset captures in digital form the results of previously published U.S. Geological Survey (USGS) Water Mission Area studies related to water resource... -
Federal
Geochemical Database for the Brackish Groundwater Assessment of the United States: Major-Ions Dataset
Department of the Interior —
Brackish groundwater (BGW), defined for this assessment as having a dissolved-solids concentration between 1,000 and 10,000 milligrams per liter is an unconventional... -
Federal
Illinois River Basin Streambed Sediment Phosphorus Dynamics, 2024
Department of the Interior —
The Illinois River receives nutrients from point and non-point runoff from upstream urban and agricultural areas. These excess nutrients could be contributing to...
169 datasets found for "Non point Source Pollution"