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Federal
National Hydrography Dataset Plus High Resolution (NHDPlus HR) - USGS National Map Downloadable Data Collection
Department of the Interior —
The High Resolution National Hydrography Dataset Plus (NHDPlus HR) is an integrated datset of geospatial data layers, including the most current National Hydrography... -
Federal
Modelled Lake Powell releases and reservoir elevations under different alternative management scenarios
Department of the Interior —
These data were compiled for/to modeling efforts for U.S. Bureau of Reclamation National Environmental Policy Act (NEPA) analyses for the Colorado River in Grand... -
Federal
Particle Image Velocimetry Results Images
Department of the Interior —
This child item contains images associated with each field site showing example output of PIV results as processed using the "CreatePlots.m" script file found in the... -
Federal
Seepage-run discharge measurements, February 4, 2022, South Halawa Stream, North Halawa Stream, and Halawa Stream, Oahu, Hawaii
Department of the Interior —
This data release contains a comma-delimited ascii file of six same-day, discrete discharge measurements made at sites along selected reaches of South Halawa Stream,... -
Federal
Datasets and R scripts used for the water-budget analysis of the Medina and Diversion Lake system, Bandera, Bexar, and Medina Counties, Texas, 1955–2022
Department of the Interior —
The U.S. Geological Survey—in cooperation with the San Antonio Water System and the Edwards Aquifer Authority—used data collected during four different periods (March... -
Federal
Selected Basin Boundaries for USGS Streamgages in Alaska through 2019
Department of the Interior —
This dataset contains drainage basin boundaries for 253 U.S. Geological Survey (USGS) streamgages in Alaska that had at least 5 years of daily streamflow through... -
Federal
Seepage-run discharge measurements, June 2, 2022, South Halawa Stream, North Halawa Stream, and Halawa Stream, Oahu, Hawaii
Department of the Interior —
This data release contains a comma-delimited ascii file of six same-day, discrete discharge measurements made at sites along selected reaches of South Halawa Stream,... -
Federal
Hydrologic datasets for the Medina and Diversion Lake system water-budget analysis, Bandera, Bexar, and Medina Counties, Texas, 1955–2022
Department of the Interior —
To quantify seepage losses from the Medina and Diversion Lake system that provide recharge to the Edwards aquifer and upper zone of the Trinity aquifer, water budgets... -
Federal
Continuous depth-to-water data and calculated vertical hydraulic gradient at the sediment-water interface in Upper Klamath Lake, Oregon, 2017
Department of the Interior —
Ten groundwater piezometers and lake-level stilling wells were deployed in Upper Klamath Lake (UKL), Oregon during May through October 2017. Piezometers and stilling... -
Federal
Particle Image Velocimetry Images
Department of the Interior —
This child item contains the image frames extracted from videos for each field site. The images serve as the input to the Particle Image Velocimetry (PIV) analysis.... -
Federal
Particle Image Velocimetry Results
Department of the Interior —
This child item contains the Mathworks Matlab mat-file outputs from the scripts described in the Ancillary Scripts child item. Each file contains the results for a... -
Federal
Groundwater-level measurement data used to develop the groundwater-level altitude maps in the upper Rio Grande alluvial basins
Department of the Interior —
This part of the data release contains the water-level measurement data compiled and synthesized from various sources. This compilation includes two tables that... -
Federal
“ChesBay 24k – NE": Natural Environment Related Data Summaries for the Chesapeake Bay Watershed Within NHD Plus HR catchments (ver. 4.0, August 2025)
Department of the Interior —
These tabular data are the summarization of natural environment related variables within catchments of the Chesapeake Bay watershed at the 1:24,000 scale using the... -
Federal
Discharge Measurements
Department of the Interior —
This child item contains the raw acoustic Doppler velocity profiler (ADCP) and acoustic Doppler velocimeter (ADV) measurements collected by U.S. Geological... -
Federal
Forecasting smallmouth bass invasion under different management scenarios for Lake Powell releases, 2024-2027
Department of the Interior —
These data were compiled for modeling efforts of Bureau of Reclamation National Environmental Policy Act (NEPA) analyses for the Colorado River in Grand Canyon,... -
Federal
Seepage-run discharge measurements, November 15, 2021, He'eia Stream and 'Ioleka'a Stream, O'ahu, Hawai'i
Department of the Interior —
This data release contains a comma-delimited ascii file of 16 discrete discharge measurements made at sites along selected reaches of He'eia Stream and 'Ioleka'a... -
Federal
Flood Frequency Data and 2020 Observed Flood Probability for Selected Streamgages in the Fortymile River Basin, Alaska, 1911–2020
Department of the Interior —
This data release provides the source data and results of a flood frequency analysis and annual exceedance probability estimation for a flood that occurred on June... -
Federal
Streamgage Attributes, Basin Characteristics, and Seasonal Flow Regimes, Selected Streamgages in Alaska, 1914-2017
Department of the Interior —
This dataset contains selected information about U.S. Geological Survey (USGS) streamgages in Alaska that had at least 5 years of daily streamflow record through... -
Federal
FLOwPER Database: StreamFLOw PERmanence field observations, August 2019 - October 2019
Department of the Interior —
IMPORTANT NOTE: More recent versions of these data release are available at this link. This dataset includes spatial locations where streamflow permanence... -
Federal
Seepage-run discharge measurements, August 9, 2022, He'eia Stream and 'Ioleka'a Stream, O'ahu, Hawai'i
Department of the Interior —
This data release contains a comma-delimited ascii file of 16 discrete discharge measurements made at sites along selected reaches of He'eia Stream and 'Ioleka'a...