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Federal
BLM Natl AIM Riparian and Wetland Indicators Hub
Department of the Interior —
This feature class includes monitoring data collected nationally to understand the status, condition, and trend of resources on BLM lands. Data are collected in... -
Federal
WetlandNNI: Quantification of hydrologic interception of nitrogen (National Nutrient Inventory) by conterminous U.S. wetlands (1987-2017)
U.S. Environmental Protection Agency —
Wetlands provide numerous critical functions, including nutrition cycling and water quality improvement, that have made them a critical component of many state and... -
Federal
Vascular Plant Inventory of Coastal Bogs, Wetlands, and Lakeshores, Olympic National Park tabular data
Department of the Interior —
Inventory of vascular plants within coastal bogs, wetlands, and lakeshores of Olympic National Park tabular data, 2003-2004. Vascular plant species were identified... -
Federal
EnviroAtlas – San Diego, CA – Meter-Scale Urban Land Cover (MULC) Data (2014)
U.S. Environmental Protection Agency —
The San Diego, CA Meter Urban Land Cover (MULC) dataset was generated from sub-meter image pixel resolution data created by the University of Vermont (UVM) Spatial... -
Federal
Anthropogenic metal storage in wetland soils across the conterminous United States
U.S. Environmental Protection Agency —
Publicly available data used to generate manuscript figures. This dataset is associated with the following publication: Dietrich, M., M. Dumelle, A. Nahlik, H.... -
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... -
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
National Estuarine Research Reserve System - NERRS - Water Quality Data
National Oceanic and Atmospheric Administration, Department of Commerce —
Water quality observations made over long time periods can provide important feedback to scientists and to local, state, and national resource managers about actions... -
Federal
National Wetland Condition Assessment (NWCA) Soil and Water Stable Isotope Data
U.S. Environmental Protection Agency —
These datasets provide raw stable isotope data collected as part of the National Wetland Condition Assessment (NWCA). δ15N and δ13C measured from 10-cm Standard Depth... -
Federal
Pacific Northwest Carbon Stocks and Blue Carbon Database Project - NERRS/NSC(NERRS Science Collaborative)
National Oceanic and Atmospheric Administration, Department of Commerce —
Tidal wetlands are recognized for their important role in carbon sequestration, as well as for their potential to become significant sources of greenhouse gas... -
Federal
Data on Aquatic Resources Tracking for Effective Regulation
U.S. Environmental Protection Agency —
DARTER is EPA's system to manage its workflow in the Clean Water Act Section 404 permit program. Section 404 requires a permit from the U.S. Army Corps of Engineers,... -
Federal
Global Wetlands South America
U.S. Environmental Protection Agency —
This raster GIS dataset contains 30 meter cells depicting wetlands in a hydrobasin. This base dataset is a combination of three globally available datasets creating a... -
Federal
Static chamber fluxes of carbon dioxide and methane from Phragmites wetlands and supporting data collected across a salinity gradient on Cape Cod, Massachusetts
Department of the Interior —
Saline tidal wetlands are important sites of carbon sequestration and produce negligible methane (CH4) emissions due to regular inundation with sulfate-rich seawater.... -
Federal
Mobile Bay National Estuary Program (MBNEP) Habitat Mapping in Mobile Bay from 2016-01-17 to 2016-02-10 (NCEI Accession 0183634)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes geospatial files providing an updated habitat classification map covering wetland and upland coastal habitats throughout Mobile and Baldwin... -
Federal
An Unvegetated to Vegetated Ratio (UVVR) for coastal wetlands of the Gulf of Mexico Coast - 2018
Department of the Interior —
Prior research has shown that sediment budgets, and therefore stability, of microtidal marsh complexes scale with areal unvegetated to vegetated marsh ratios (UVVR)... -
Federal
National Wetland Condition Assessment 2021 Datafiles for Report “National Wetland Condition Assessment: The Third Collaborative Survey of Wetlands in the United States”
U.S. Environmental Protection Agency —
The National Wetland Condition Assessment (NWCA) is a statistical survey of the condition of wetlands in the conterminous United States. It is designed to provide... -
State
MD iMAP: Maryland Wetlands - Wetlands Polygon (Department of Natural Resources)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The Maryland Department of Natural resources began updating the National... -
Federal
Wetland Program Development Grants (WPDGs)
U.S. Environmental Protection Agency —
The Wetland Grant Database (WGD) houses grant data for Wetland Program Development Grants (created by EPA in 1990 under the Clean Water Act Section 104(b)(3)... -
Federal
EnviroAtlas Potential Wetland Areas CONUS 2024
U.S. Environmental Protection Agency —
Wetland habitats provide critical ecosystem services to the surrounding landscape, including nutrient and pollutant retention, flood mitigation, and carbon storage.... -
Federal
Non-floodplain wetlands are carbon-storage powerhouses
U.S. Environmental Protection Agency —
Carbon dynamics in wetlands are important to quantify as wetlands both store and release carbon, affecting global climate-change modeling and mitigation efforts. Non-...