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Groundwater-level altitude and groundwater-level change maps developed for th...
This part of the data release contains the raster representation of the groundwater-level altitude and groundwater-level change maps developed every 5 years from 1980 to 2015... -
Region 2
Flood region boundary for region 2. -
On the Deterministic and Stochastic Use of Hydrologic Models: Data Release
This data set archives all inputs, outputs and scripts needed to reproduce the findings of W.H. Farmer and R.M. Vogel in the 2016 Water Resources Research article entitled "On... -
Modeled and observed streamflow statistics at managed basins in the contermin...
This data release contains values of 29 streamflow statistics computed from modeled and observed daily streamflows from October 1, 1983, through September 30, 2016 at 1,257... -
Mississippi Alluvial Plain Boundary
To improve flood-frequency estimates at rural streams in Mississippi, annual exceedance probability (AEP) flows at gaged streams in Mississippi and regional-regression... -
Probability distribution grids of dissolved oxygen and dissolved manganese co...
The ascii grids represent regional probabilities that groundwater in a particular location will have dissolved oxygen (DO) concentrations less than selected threshold values... -
Data Files for the Development of Regression Equations for the Estimation of ...
Estimates of the magnitude of peak-flows were updated for the 50-, 20-, 10-, 4-, 2-, 1-, 0.5-, and 0.2-percent chance exceedance levels for 91 rural, unregulated streamgaging... -
PeakFQ version 7.3 specifications file for peak-flow frequency analyses for s...
This file (wymt_ffa_2019Teton.psf) contains specifications to run PeakFQ for peak-flow frequency analyses for selected streamgages in and near Teton County, Montana, based on... -
Assessment of nutrients and water-quality constituents at the Sacramento-San ...
This report documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in the North Delta in the Sacramento-San... -
Statistical daily streamflow estimates at HUC12 outlets in the conterminous U...
This data release contains daily time series estimates of natural streamflow at the outlets of more than 80,000 12-digit hydrologic units in 19 study regions across the... -
At-site Flood Frequency PeakFQ Estimates in Puerto Rico Through Water Year 2017
The magnitude and frequency of floods at 91 rural, unregulated streamgages in Puerto Rico were updated using annual peak-flows through 2017. The USGS program PeakFQ version 7.3... -
Puerto Rico Flow-Duration Regression Files
An ordinary least squares (OLS) technique was used with at-site flow-duration exceedance probabilities, from SWToolbox (Kiang and others, 2018), and 14 basin characteristics... -
Puerto Rico N-day Low-Flow Regression Files
A generalized least squares (GLS) technique was used with at-site n-day low-flow time series and frequencies, from SWToolbox (Kiang and others, 2018), and 14 basin... -
Ascii grids of predicted pH in depth zones used by domestic and public drinki...
The ascii grids associated with this data release are predicted distributions of continuous pH at the drinking water depth zones in the groundwater of Central Valley,... -
Uncertainty table for lidar-derived shorelines used when calculating rates in...
The Massachusetts Office of Coastal Zone Management launched the Shoreline Change Project in 1989 to identify erosion-prone areas of the coast. The shoreline position and change... -
Peak-flow frequency analysis for U.S. Geological Survey streamgage 06810000 N...
This data release presents a peak-flow frequency analysis (Eash and others, 2013) for U.S. Geological Survey streamgage 06810000 Nishnabotna River above Hamburg, Iowa. These... -
WATSTORE Peak flow data for peak-flow frequency analyses for selected streamg...
This file (wymt_ffa_2019Teton_WATSTORE.txt) contains peak flow data for peak-flow frequency analyses for selected streamgages in and near Teton County, Montana, based on data... -
SPARROW model inputs and simulated streamflow, nutrient and suspended-sedimen...
The U.S. Geological Survey's (USGS) SPAtially Referenced Regression On Watershed attributes (SPARROW) model was used to aid in the interpretation of monitoring data and simulate... -
Supporting data: Spatial network clustering reveals elk population structure ...
These data were used for preparation of Sargeant et al. (2021), "Spatial network clustering reveals elk population structure and local variation in the prevalence of chronic... -
Spatial assessment of nutrients and water-quality constituents in Suisun Mars...
This data release documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in Suisun Marsh and Suisun Bay in...