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Federal
USGS Water-Quality Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
Federal
Key Watersheds in the Southeast Coast I&M Network (SECN) - Individual Watershed/Subwatershed Boundaries
Department of the Interior —
This dataset consists of the individual watersheds/subwatersheds that contain water features that flow or contribute to those that flow directly into SECN parks. The... -
State
Subregional Basin Lines
State of Connecticut —
See full Data Guide here.Subregional Drainage Basic Set: Connecticut Subregional Drainage Basins is 1:24,000-scale, polygon and line feature data that define... -
Federal
Post-wildfire debris-flow monitoring data, 2014 Silverado Fire, Orange County, California, November 2014 to January 2016.
Department of the Interior —
This data release includes time-series data from two monitoring stations in a small drainage basin burned in the 2014 Silverado Fire, Orange County, California. One... -
Federal
USGS Water Use Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
The U.S. Geological Survey's National Water-Use Information Program is responsible for compiling and disseminating the nation's water-use data. The USGS works in... -
Federal
Key Watersheds in the Southeast Coast I&M Network (SECN) - Custom Drainage Basin Boundaries
Department of the Interior —
This dataset contains custom drainage basin polygons that are composed of the various watersheds (HUC-10) or subwatersheds (HUC-12) that contain water features that... -
State
Drainage Basin Set
State of Connecticut —
See full Data Guide here. Drainage Basin Set: Connecticut Drainage Basins is 1:24,000-scale, polygon and line feature data that define natural drainage areas in... -
Federal
Drainage Basins used for Development of the Watershed Regressions for Pesticides (WARP) Model, 2012
Department of the Interior —
This data set contains 204 drainage basin boundaries for U.S. Geological Survey (USGS) stream sites analyzed in the Watershed Regressions for Pesticides (WARP) model.... -
Federal
Yellowstone River Basin study unit boundary, National Water-Quality Assessment Program, scale 1:100,000, Montana, North Dakota, and Wyoming
Department of the Interior —
As part of the U.S. Geological Survey's National Water-Quality Assessment Program, an investigation of the Yellowstone River Basin study unit is being conducted to... -
Federal
Drainage basins of selected streamgages in West Virginia through 2020
Department of the Interior —
Drainage basin areas for 376 USGS streamgages in West Virginia and adjacent states were delineated digitally. The USGS Watershed Boundary Dataset HUC12 sub-watershed... -
State
Subregional Drainage Basin Direction
State of Connecticut —
A standardized mapping of natural drainage basins in Connecticut was completed in 1981 by the Connecticut Department of Environmental Protection (DEP). This drainage... -
Federal
Watershed Boundaries for the U.S. Geological Survey Midwest Stream Quality Assessment
Department of the Interior —
In 2013, the first of several Regional Stream Quality Assessments (RSQA) was done in the Midwest United States. The Midwest Stream Quality Assessment (MSQA) was a... -
State
Drainage Basin Polygon
State of Connecticut —
See full Data Guide here. Drainage Basin Set: Connecticut Drainage Basins is 1:24,000-scale, polygon and line feature data that define natural drainage areas in... -
State
Local Basin Lines
State of Connecticut —
See full Data Guide here. Drainage Basin Set: Connecticut Drainage Basins is 1:24,000-scale, polygon and line feature data that define natural drainage areas in... -
State
Subregional Basin Polygon
State of Connecticut —
See full Data Guide here.Subregional Drainage Basic Set: Connecticut Subregional Drainage Basins is 1:24,000-scale, polygon and line feature data that define... -
State
Local Drainage Basin Direction
State of Connecticut —
See full Data Guide here. Drainage Basin Set: Connecticut Drainage Basins is 1:24,000-scale, polygon and line feature data that define natural drainage areas in... -
Federal
Post-wildfire debris-flow monitoring data, Arroyo Seco, 2009 Station Fire, Los Angeles County, California, November 2009 to March 2010.
Department of the Interior —
This data release includes time-series data from a monitoring site located in a small drainage basin in the Arroyo Seco watershed in Los Angeles County, CA, USA... -
State
Connecticut Subregional Drainage Basin
State of Connecticut —
A standardized mapping of natural drainage basins in Connecticut was completed in 1981 by the Connecticut Department of Environmental Protection (DEP). This drainage... -
Federal
Puerto Rico N-day Low-Flow Regression Files
Department of the Interior —
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... -
State
Major Drainage Basin Set
State of Connecticut —
See full Data Guide here.Major Drainage Basin Set: Connecticut Major Drainage Basins is 1:24,000-scale, polygon and line feature data that define Major drainage basin...