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Federal
EnviroAtlas - 2016 Floodplain Land Cover Proportions for the Conterminous United States recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset represents the percentage of land area in estimated floodplains that is classified as natural, forest, shrubland, wetland, developed, low... -
Federal
H07885: NOS Hydrographic Survey , Nanticoke River, Maryland, 1950-12-31 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
State
MD iMAP: Maryland Critical Areas - Critical Area Towns recent views
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. This data set represents the Department of Natural Resources interpretation of... -
Federal
Land-Cover Data Derived from Landsat Satellite Imagery, Assateague Island to Metompkin Island, Maryland and Virginia, 1985 and 2015 recent views
Department of the Interior —
This U.S. Geological Survey (USGS) data release includes geospatial datasets that were created to analyze wetland changes along the Virginia and Maryland Atlantic... -
Federal
Air Gap Data from CO-OPS recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The Center for Operational Oceanographic Products and Services (CO-OPS) of the National Ocean Service (NOS), an organizational element of NOAA, operates and maintains... -
State
MD iMAP: Maryland US National Grid Zone 18S - US National Grid Zone 18S (1000m) recent views
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This layer is the MGRS 1000m grid that covers Zone 18S which covers part of... -
Federal
Thickness of the Surficial Aquifer, Delmarva Peninsula, Maryland and Delaware recent views
Department of the Interior —
A digital map of the thickness of the surficial unconfined aquifer, including from the land surface and unsaturated zone to the bottom of sediments of geologic units... -
Federal
Water quality, meteorological, and nutrient data collected by the the National Estuarine Research Reserve System's System-wide Monitoring Program (NERRS SWMP) from January 1, 1995 to August 1, 2011 (NCEI Accession 0052765) recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Estuarine Research Reserve System's System-wide Monitoring Program (NERRS SWMP) collected water quality, meteorological, and nutrient data in 26 reserves... -
Federal
H11026: NOS Hydrographic Survey , Potomac River, Maryland, 2002-09-19 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
The StreamCat Dataset: Accumulated Attributes for NHDPlusV2 (Version 2.1) Catchments for the Conterminous United States: Wastewater Treatment Density recent views
U.S. Environmental Protection Agency —
This dataset represents density of all wastewater treatment plants within individual, local NHDPlusV2 catchments and upstream, contributing watersheds. Measured as... -
Federal
F00297: NOS Hydrographic Survey , Solomons Island, Maryland, 1987-04-27 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
Chesapeake Bay Nontidal Network 1985-2020: WRTDS input data (ver. 2.0, January 2023) recent views
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring... -
Federal
H09563: NOS Hydrographic Survey , Hawkins Point to Sparrows Point, Maryland, 1976-11-10 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H08552: NOS Hydrographic Survey , Point Lookout to Ragged Point, Maryland, 1960-09-27 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
State
Choose Maryland: Compare Metros - Quality of Life recent views
State of Maryland —
Key quality of life indicators - housing costs, arts. -
Federal
H08278: NOS Hydrographic Survey , Smith Point to Mob Neck, Potomac River, Maryland-Virginia, 1955-09-30 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
H09564: NOS Hydrographic Survey , Hawkins Point to Sparrows Point, Maryland, 1976-01-26 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
W00738: NOS Hydrographic Survey , External Source Data 2024, 2014-07-16 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
Federal
2018 NOAA NGS Ortho-rectified 4 band Mosaic of Lexington Park, MD recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This orthoimagery data set includes 30-cm 8-bit 4-band (RGBNIR) digital orthomosaics in GeoTIFF format. Geographic Extent: A multipart AOI covering approximately 463... -
Federal
2023 Cartographic Boundary File (SHP), State Legislative District (SLD) Upper Chamber for Maryland, 1:500,000 recent views
U.S. Census Bureau, Department of Commerce —
The 2023 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File /...