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Federal
Water Quality Portal
Department of Agriculture —
The Water Quality Portal (WQP) is a cooperative service sponsored by the United States Geological Survey (USGS), the Environmental Protection Agency (EPA), and the... -
Federal
ATTAINS Assessments
U.S. Environmental Protection Agency —
State water quality assessment decisions reported to EPA under the Integrated Report (IR), and Clean Water Act Sections 303(d) and 305(b). This service provides... -
State
Microplastic and Microparticle Data from Surface Water: San Francisco Bay and Adjacent Sanctuaries
State of California —
The San Francisco Estuary Institute and 5 Gyres completed a comprehensive regional study of microplastic pollution of a major urban estuary and adjacent ocean... -
Federal
Environmental Monitoring and Assessment Program (EMAP)
U.S. Environmental Protection Agency —
The Environmental Monitoring and Assessment Program (EMAP) was a national research program run by EPA’s Office of Research and Development from 1990 to 2008 to... -
Federal
Water quality data for the manuscript: Water column biogeochemistry in a tropical estuary
U.S. Environmental Protection Agency —
Here we provide data from water samples that were collected twice monthly, from April 26, 2021 and April 25, 2024, from sixteen stations throughout the San Juan Bay... -
Federal
2025 Estuarine Nutrient Enrichment Tier-2 Seagrass Monitoring Data Package
Department of the Interior —
Residential, agricultural, and urban expansion in the Northeast has resulted in an increase in anthropogenic nutrient loading to the region’s coastal zone. Estuaries... -
Federal
Matagorda Bay, TX (G280) Bathymetric Digital Elevation Model (30 meter resolution) Derived From Source Hydrographic Survey Soundings Collected by NOAA
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetry for Matagorda Bay was derived from twenty-three surveys containing 250,396 soundings. Six overlapping, older, less accurate surveys were omitted, and the... -
Federal
Essential Fish Habitat of the Gulf of Mexico GIS data
National Oceanic and Atmospheric Administration, Department of Commerce —
Essential fish habitat (EFH) for Gulf of Mexico waters and/or substrate areas in the Gulf of Mexico, which may include estuaries and open water from the US/Mexico... -
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
USGS Surface-Water 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
Salinity, temperature, and other data collected aboard NOAA Ship FERREL and other platforms from 1996-01-30 to 1999-01-26 (NCEI Accession 9900157)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset is a collection of cruise data collected by the Coastal Remote Sensing (CRS) Program at the NOAA Coastal Services Center (CSC). The data include CTD... -
Federal
Mobile Bay, AL (G150) Bathymetric Digital Elevation Model (30 meter resolution) Derived From Source Hydrographic Survey Soundings Collected by NOAA
National Oceanic and Atmospheric Administration, Department of Commerce —
Bathymetry for Mobile Bay was derived from twenty-three surveys containing 173,661 soundings. Older, overlapping, less accurate surveys were deleted. The average... -
Federal
National Hydrography Dataset (NHD) - USGS National Map Downloadable Data Collection NGDA
Department of the Interior —
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's... -
Federal
USFWS National Wetlands Inventory NGDA
Department of the Interior —
This data set represents the extent, approximate location and type of wetlands and deepwater habitats in the United States and its Territories. These data delineate... -
Wetland Inventory
District of Columbia —
This data set represents the extent, approximate location and type of wetlands and deepwater habitats in the United States and its Territories. These data delineate... -
Federal
Deepwater Horizon MC252 GIS data from the Environmental Response Management Application (ERMA) collected and/or used during the DWH response between 1989-11-15 and 2015-11-30 in the Northern Gulf of Mexico
National Oceanic and Atmospheric Administration, Department of Commerce —
This collection contains Environmental Response Management Application (ERMA) GIS layers used as part of the Programmatic Damage Assessment and Restoration Plan... -
Federal
(SECOORA) FWCFWRI Fisheries Independent Monitoring Data
National Oceanic and Atmospheric Administration, Department of Commerce —
Monthly, stratified-random sampling is conducted year-round in Tampa Bay, Charlotte Harbor, Northern and Southern Indian River Lagoon, Cedar Key, Apalachicola Bay,... -
Federal
Merged Sentinel-3A and Sentinel-3B OLCI Global Binned CyAN Project, True Color (TC) Data, version 5.0
National Aeronautics and Space Administration —
Cyanobacteria Assessment Network (CyAN) is a multi-agency project among EPA, the National Aeronautics and Space Administration (NASA), the National Oceanic and... -
State
Impaired 2006 River Lake Estuary Set
State of Connecticut —
Connecticut 303(d) Impaired Waters 2006 is a subset of Connecticut 305(b) Assessed Waters 2006. If any one of the assigned designated uses is categorized as NOT... -
Federal
Geospatial datasets of AUV observations including bottom dissolved oxygen in Great South Bay, Long Island, New York, August 2016
Department of the Interior —
This data set provides locations and values of water quality parametersters from a survey conducted on August 23, 2016 using an Autonomous Underwater Vehicle (AUV) in...