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State
MD iMAP: Maryland Recreational Uses - Recreational Kayak and Non Motorized Vessel Fishing
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Maryland - through its Coastal Zone Management (CZM) Program - is... -
Federal
TIGER/Line Shapefile, 2021, County, Baltimore city, MD, All Roads
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... -
State
MD iMAP: Tidal Waters - Fish Tissue and Metals Assessments only
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 Fire - County 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
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... -
State
MD COVID-19 - Contact Tracing Cases Reported Employment
State of Maryland —
NOTE: THIS LAYER HAS BEEN DEPRECATED (last updated 5/31/2022). This was formerly a weekly update. Summary The number of cases interviewed who had a completed answer... -
Federal
EnviroAtlas Estimated Percent Tree Cover Along Walkable Roads Web Service
U.S. Environmental Protection Agency —
This EnviroAtlas dataset estimates tree cover along walkable roads. The road width is estimated for each road and percent tree cover is calculated in a 8.5 meter... -
State
MD COVID-19 - Number of Cases by Affected Congregate Facility
State of Maryland —
Summary This layer has been DEPRECATED (last updated 12/1/2021). This was formerly a weekly update. The Outbreak-Associated Cases in Congregate Living data dashboard... -
State
MD COVID-19 - Total Testing Volume by County 2020 Archive
State of Maryland —
Summary The total number of COVID-19 tests administered and the 7-day average percent positive rate in each Maryland jurisdiction. Description Testing volume data... -
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 - Total Confirmed Deaths Statewide
State of Maryland —
Note: Starting April 27, 2023 updates change from daily to weekly. Summary The cumulative number of confirmed COVID-19 deaths among Maryland residents. Description... -
Federal
TIGER/Line Shapefile, 2024, State, Maryland, Topological Faces-Area Landmark Relationship File
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... -
Federal
2022 Cartographic Boundary File (KML), Current County Subdivision for Maryland, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2022 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 - Number of Deaths by Affected Congregate Facility
State of Maryland —
Summary This layer has been DEPRECATED (last updated 11/17/2022). This was formerly a weekly update. The Outbreak-Associated Cases in Congregate Living data dashboard... -
Federal
EnviroAtlas Near Road Tree Buffer Web Service
U.S. Environmental Protection Agency —
This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (https://www.epa.gov/enviroatlas). This EnviroAtlas dataset... -
State
MD iMAP: Maryland Archived Rural Legacy 2008 Land Acquisitions General
State of Maryland —
Find more information on http://imap.maryland.gov. The Rural Legacy Program provides the focus and funding necessary to protect large - contiguous tracts of land and... -
Federal
Exploring the exceptional performance of a deep learning stream temperature model and the value of streamflow data: 2 Observations
Department of the Interior —
This data release component contains mean daily stream water temperature observations, retrieved from the USGS National Water Information System (NWIS) and used to... -
Federal
TIGER/Line Shapefile, 2022, State, Maryland, Topological Faces-Area Landmark Relationship File
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... -
State
MD iMAP: Maryland Protected Lands - MD Environmental Trust Easements
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The Maryland Environmental Trust (MET) is a statewide local land trust governed... -
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...