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Federal
Modified Mercalli Intensity based on the average of horizontal spectral response acceleration for 1.0-second period and peak ground acceleration, with 1-percent probability of exceedance in 1 year recent views
Department of the Interior —
A one-year seismic hazard forecast for the Central and Eastern United States, based on induced and natural earthquakes, has been produced by the U.S. Geological... -
Federal
1.0-second spectral response acceleration (5% of critical damping) with a 1% probability of exceedance in 1 year recent views
Department of the Interior —
A one-year seismic hazard forecast for the Central and Eastern United States, based on induced and natural earthquakes, has been produced by the U.S. Geological... -
Federal
Annual peak-flow data, PeakFQ specification files and PeakFQ output files for 368 selected streamflow gaging stations operated by the U.S. Geological Survey in the Great Lakes and Ohio River basins that were used to estimate regional skewness of annual peak flows recent views
Department of the Interior —
This dataset contains annual peak-flow data, PeakFQ specifications, and results of flood-frequency analyses of annual peak flows for 368 selected streamflow gaging... -
Federal
Phytoplankton data for samples collected at eleven large river sites throughout the United States, June through October 2018 recent views
Department of the Interior —
This U.S. Geological Survey (USGS) Data Release provides phytoplankton data for samples collected from eleven large river sites throughout the United States, from... -
Federal
Texture-Based Estimated Equivalent Vertical Hydraulic Conductivity of the Glacial Deposits recent views
Department of the Interior —
The glacial aquifer system of the United States encompasses all or parts of 25 states and is the most widely used supply of drinking water in the Nation (Maupin and... -
Federal
Modified Mercalli Intensity based on the average of horizontal spectral response acceleration for 1.0-second period and peak ground acceleration, with 1-percent probability of exceedance in 1 year recent views
Department of the Interior —
A one-year seismic hazard forecast for the Central and Eastern United States, based on induced and natural earthquakes, has been produced by the U.S. Geological... -
Federal
Catalog of natural and induced earthquakes without duplicates recent views
Department of the Interior —
The U. S. Geological Survey (USGS) makes long-term seismic hazard forecasts that are used in building codes. The hazard models usually consider only natural... -
Federal
Sediment and Aquifer Characteristics of Quaternary Sediments in the Glaciated Conterminous United States recent views
Department of the Interior —
The Sediment and Aquifer Characteristics dataset includes two, grid-based polygon feature classes. The first class uses a five-kilometer grid to show the density of... -
Federal
Selected environmental characteristics of sampled sites, watersheds, and riparian zones for the U.S. Geological Survey Regional Stream Quality Assessment, 2013 to 2017 recent views
Department of the Interior —
In 2013, the Regional Stream Quality Assessment (RSQA) study was started as part of the U.S. Geological Survey (USGS) National Water-Quality Assessment (NAWQA)... -
Federal
Process-based water temperature predictions in the Midwest US: 3 Temperature observations recent views
Department of the Interior —
Observed water temperatures from 1980-2019 were compiled for 5,584 lakes in Minnesota and Wisconsin (USA). A subset of these data were used as calibration for... -
Federal
Study Region Boundaries for the U.S. Geological Survey Regional Stream Quality Assessment recent views
Department of the Interior —
In 2013, the Regional Stream Quality Assessment (RSQA) study was started as part of the U.S. Geological Survey (USGS) National Water Quality Assessment (NAWQA)... -
Federal
Maximum Considered Earthquake Geometric Mean Peak Ground Accelerations for the 2009 NEHRP Recommended Seismic Provisions and 2010 ASCE/SEI 7 Standard recent views
Department of the Interior —
The Maximum Considered Earthquake Geometric Mean (MCEG) peak ground acceleration (PGA) values of the 2009 NEHRP Recommended Seismic Provisions and the 2010 ASCE/SEI 7... -
Federal
Laboratory generated leachates of modern and legacy iron and steel slag from the Chicago-Gary area of Illinois and Indiana, USA using USEPA method 1312 Synthetic Precipitation Leaching Procedure recent views
Department of the Interior —
These data represent the major, minor, and trace element compositions of laboratory generated leachates of modern and legacy iron and steel slag from the Chicago-Gary... -
Federal
Velocity measurements collected at stationary locations (verticals) in the Ohio River between Markland Locks and Dam and McAlpine Locks and Dam, Kentucky and Indiana, October 27–November 4, 2016 (survey #1) recent views
Department of the Interior —
Velocity and water-quality surveys were completed along an approximately 71-mile reach of the Ohio River between Markland Locks and Dam (river mile 531.5) and... -
Federal
Extractable elements data for sediment-source fingerprinting in Black Creek, Indiana, tributary to the Maumee River and western Lake Erie recent views
Department of the Interior —
This data release includes chemical data for samples from upland-source and streambank sampling sites in the Black Creek basin, Indiana. Data include concentrations... -
Federal
GeoNatShapes: a natural feature reference dataset for mapping and AI training recent views
Department of the Interior —
These data were compiled for the use of training natural feature machine learning (GeoAI) detection and delineation. The natural feature classes include the... -
Federal
Input Files and Code for: Machine learning can accurately assign geologic basin to produced water samples using major geochemical parameters recent views
Department of the Interior —
As more hydrocarbon production from hydraulic fracturing and other methods produce large volumes of water, innovative methods must be explored for treatment and reuse... -
Federal
Water Level, Temperature, and Bathymetry of the Grand Calumet River, Indiana-Illinois, 2017 recent views
Department of the Interior —
The Grand Calumet River is located east of Chicago, Illinois and flows east to west across the Indiana-Illinois border to its confluence with the Little Calumet... -
Federal
Risk-Targeted Maximum Considered Earthquake Spectral Response Accelerations for the 2009 NEHRP Recommended Seismic Provisions and 2010 ASCE/SEI 7 Standard recent views
Department of the Interior —
For designing buildings and other structures to safely resist earthquakes, the 2009 NEHRP Recommended Seismic Provisions and the 2010 ASCE/SEI 7 Standard contain maps... -
Federal
Mercury and Methylmercury Concentrations in Litterfall Samples Collected at Selected National Atmospheric Deposition Program Sites during 2017 to 2019 recent views
Department of the Interior —
The movement of mercury (Hg) from the atmosphere to the biosphere occurs by both wet and dry deposition to solid surfaces, water, and vegetation. Most of the annual...