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State
MD iMAP: Maryland Protected Lands - Rural Legacy Properties
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. In 1997 - the Maryland General Assembly approved the Rural Legacy Program as a... -
Federal
2023 Cartographic Boundary File (KML), County Subdivision for Maryland, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2023 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
State
MD COVID-19 - Probable Deaths by Age Distribution
State of Maryland —
Note: Note: Starting October 10th, 2025 this dataset is deprecated and is no longer being updated. As of April 27, 2023 updates changed from daily to weekly. Summary... -
Federal
NOAA National Estuarine Research Reserve (NERR) System-wide Monitoring Program (SWMP) Meteorological, Water Quality and Nutrient/Pigment Data from 1994 to 2024
National Oceanic and Atmospheric Administration, Department of Commerce —
The NOAA National Estuarine Research Reserve (NERR) System-wide Monitoring Program (SWMP) collects meteorological, water quality, and nutrient/pigment data on an... -
Federal
2024 Cartographic Boundary File (KML), Block Group for Maryland, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2024 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
Federal
EnviroAtlas - Baltimore, MD - 15m Riparian Buffer Vegetated Cover
U.S. Environmental Protection Agency —
This EnviroAtlas dataset describes the percentage of a 15-m riparian buffer that is vegetated. In this community, vegetated land is defined as Trees & Forest,... -
Federal
2020 Cartographic Boundary File (KML), Current Place for Maryland, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2020 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
State
MD iMAP: IR2012 TWcontactrec
State of Maryland —
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that... -
State
MD iMAP: Maryland Sport Venues - Synchronized Swimming
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Maryland Sports (http://www.marylandsports.us/) has identified sport venues... -
State
MD COVID-19 - Confirmed Deaths by Gender Distribution
State of Maryland —
Note: Note: Starting October 10th, 2025 this dataset is deprecated and is no longer being updated. As of April 27, 2023 updates changed from daily to weekly. Summary... -
State
MD iMAP: Maryland Archived Incentive Zones
State of Maryland —
This is a MD iMAP hosted service. Find moreinformation at http://imap.maryland.gov. Archived map service of Maryland Incentive Zones. Map Service Link:... -
State
MD iMAP: Maryland Libraries - Libraries
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This layer is an extract of the Community Anchor Insitututions dataset.... -
State
MD COVID-19 - Total Deaths in Congregate Facility Settings (Nursing Homes, Assisted Living, State and Local Facilities and Group Homes +10 Residents)
State of Maryland —
Summary This layer has been DEPRECATED (last updated 12/1/2021). Was formerly a weekly update. The Outbreak-Associated Cases in Congregate Living data dashboard on... -
State
MD iMAP: Maryland Sport Venues - Rock Climbing
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Maryland Sports (http://www.marylandsports.us/) has identified sport venues... -
State
MD iMAP: Maryland Federal Lands - Federal Lands
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The federal Lands data consists of land areas that are run and maintained... -
State
MD iMAP: Maryland Fire - Municipal Fire Stations
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This dataset contains Career and Volunteer Fire Stations in Maryland that... -
Federal
Predicting water temperature in the Delaware River Basin: 1 Waterbody information for 456 river reaches and 2 reservoirs
Department of the Interior —
This dataset provides one shapefile of polylines for the 456 river segments in this study, and one shapefile of reservoir polygons for the Pepacton and Cannonsville... -
Federal
2020 Cartographic Boundary File (SHP), 2020 Public Use Microdata Areas for Maryland, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2020 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File /... -
State
MD iMAP: Maryland Census Boundaries - Census Block Groups 2010
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Block Groups (BGs) are defined before tabulation block delineation and... -
Federal
TIGER/Line Shapefile, 2024, State, Maryland, MD, 2020 Census Public Use Microdata Area (PUMA)
U.S. Census Bureau, Department of Commerce —
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master...