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Federal
National Hydrography Dataset Plus - NHDPlus
U.S. Environmental Protection Agency —
This high-level metadata data document will be supplemented with detailed regional metadata at a later date. The NHDPlusV2 is an integrated suite of application-ready... -
Federal
Geographic Data for the Estimation of Peak Flow Statistics for Illinois
Department of the Interior —
The U.S. Geological Survey Central Midwest Water Science Center completed a report (Over and others, 2023) documenting methods, results, and applications of an... -
Federal
Gridded South Carolina StreamStats Runoff Curve Numbers by NLCD Landcover and SSURGO Soils Class (ver. 1.1, September 2025)
Department of the Interior —
This dataset was produced by the US Geological Survey (USGS) as a supporting dataset to be used for the purpose of calculating stream gage basin characteristics in... -
Federal
Basin Characteristics Data for the StreamStats Application in the Mystic River Basin, Massachusetts
Department of the Interior —
The U.S. Geological Survey’s StreamStats program is a publicly-accessible web application (https://streamstats.usgs.gov) that can be used to delineate drainage areas,... -
Federal
ArcHydro 8-digit HUC datasets for Idaho StreamStats
Department of the Interior —
These datasets consist of a workspace (folder) containing a collection of gridded datasets plus a personal geodatabase containing several vector datasets. These... -
Federal
ArcHydro global datasets for Idaho StreamStats
Department of the Interior —
This dataset consists of a personal geodatabase containing several vector datasets. This database contains the information needed to link the HUCs together so a... -
Federal
Streamflow statistics calculated from daily mean streamflow data collected during water years 1901–2015 for selected U.S. Geological Survey streamgages
Department of the Interior —
In 2016, non-interpretive streamflow statistics were compiled for streamgages located throughout the Nation and stored in the StreamStatsDB database for use with... -
Federal
ArcHydro global datasets for Hawaii StreamStats
Department of the Interior —
This dataset consists of a personal geodatabase containing several vector datasets. These datasets may be used with the ArcHydro Tools, developed by ESRI in... -
Federal
North Carolina (NC) Stochastic Empirical Loading and Dilution Model (SELDM) summary statistics for physical and chemical data at NC highway-runoff and bridge-deck sites
Department of the Interior —
The purpose of this USGS data release is to publish NC SELDM streamflow statistics and summary statistics of physical and chemical data in support of the information... -
Federal
Original Vector Datasets for Hawaii StreamStats
Department of the Interior —
These datasets each consist of a folder containing a personal geodatabase of the NHD, and shapefiles used in the HydroDEM process. These files are provided as a means... -
Federal
Statewide Datasets for Idaho StreamStats
Department of the Interior —
This dataset consists of a workspace (folder) containing four gridded datasets and a personal geodatabase. The gridded datasets are a grid of mean annual... -
Federal
ArcHydro 8-digit HUC datasets for Hawaii StreamStats
Department of the Interior —
These datasets each consist of a workspace (folder) containing a collection of gridded datasets plus a personal geodatabase containing several vector datasets. These... -
Federal
Statewide datasets for Hawaii StreamStats
Department of the Interior —
This dataset consists of a workspace (folder) containing 41 gridded datasets and a personal geodatabase. The gridded datasets consist of 28 precipitation-frequency... -
Federal
Digital Elevation Model and Derivative Datasets to Support the Integration of Stormwater Drainage into the StreamStats Application for the Mystic River Watershed, Massachusetts
Department of the Interior —
The U.S. Geological Survey’s StreamStats program is a publicly-accessible web application (https://streamstats.usgs.gov) that can be used to delineate drainage areas,... -
Federal
North Carolina (NC) Stochastic Empirical Loading and Dilution Model (SELDM) streamflow statistics for 266 streamgages across North Carolina
Department of the Interior —
The purpose of this USGS data release is to publish NC SELDM streamflow statistics and summary statistics of physical and chemical data in support of the information...