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2016 Cartographic Boundary File, Region for United States, 1:20,000,000
The 2016 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically Integrated... -
National Status and Trends: Bioeffects Program - Kachemak Bay Database
This study was based on the sediment quality triad (SQT) approach. A stratified probabilistic sampling design was utilized to characterize the Kachemak Bay system in terms of... -
National Status and Trends: Bioeffects Assessment Program, Delaware Bay...
This study was based on the sediment quality triad (SQT) approach. A stratified probabilistic sampling design was utilized to characterize the Delaware Bay system in terms of... -
i03 DAU county cnty2018
DWR subdivided California into study areas for planning purposes. The largest study areas are the ten hydrologic regions (HR), corresponding to the State’s major drainage... -
National Status and Trends: Bioeffects Program: Magnitude and Extent of...
Surficial sediment samples were collected from 162 locations within five estuaries - Charleston Harbor, Winyah Bay, Leadenwah Creek, Savannah River, and St. Simons Sound - in... -
2016 Cartographic Boundary File, Region for United States, 1:20,000,000
The 2016 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
National Status and Trends: Bioeffects Program - Kachemak Bay Database
This study was based on the sediment quality triad (SQT) approach. A stratified probabilistic sampling design was utilized to characterize the Kachemak Bay system in terms of... -
National Status and Trends: Bioeffects Program - Massachusetts Bay Summary Database
This study was based on the sediment quality triad (SQT) approach. The purpose was to define the extent and magnitude of contamination and biological effects associated with... -
i03 DAU county cnty2018
DWR subdivided California into study areas for planning purposes. The largest study areas are the ten hydrologic regions (HR), corresponding to the State’s major drainage... -
Forest Common Names (Feature Layer)
This dataset contains the common names of the national forests and grasslands and their respective FS WWW URL information that is used for both display of the national forest... -
Series Information for the 2019 Cartographic Boundary Geodatabase for the...
The 2019 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
2015 Cartographic Boundary File, Region for United States, 1:20,000,000
The 2015 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically Integrated... -
National Status and Trends: Bioeffects Program - Magnitude and Extent of...
A survey of the toxicity of sediments was performed by NOAA's National Status and Trends (NSandT) Program throughout the Hudson-Raritan Estuary. The objectives of the survey... -
National Status and Trends: Bioeffects Program - Sabine Lake, Texas Database
The toxicity of sediments in Sabine Lake, Texas, and adjoining Intracoastal Waterway canals was determined as part of bioeffects assessment studies managed by NOAA's National... -
National Status and Trends: Bioeffects Assessment Program, Chesapeake Bay...
This study was based on the sediment quality triad (SQT) approach. A stratified probabilistic sampling design was utilized to characterize the Chesapeake Bay system in terms of... -
National Status and Trends: Bioeffects Assessment Program, Chesapeake Bay...
This study was based on the sediment quality triad (SQT) approach. A stratified probabilistic sampling design was utilized to characterize the Chesapeake Bay system in terms of... -
Forest Common Names (Feature Layer)
This dataset contains the common names of the national forests and grasslands and their respective FS WWW URL information that is used for both display of the national forest... -
National Status and Trends: Bioeffects Program - Massachusetts Bay Summary Database
This study was based on the sediment quality triad (SQT) approach. The purpose was to define the extent and magnitude of contamination and biological effects associated with... -
National Status and Trends: Bioeffects Program - Magnitude and Extent of...
A survey of the toxicity of sediments was performed by NOAA's National Status and Trends (NSandT) Program throughout the Hudson-Raritan Estuary. The objectives of the survey... -
4-digit HU (Subregion)
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National...