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State
MD iMAP: Maryland Sport Venues - Polo
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 Imagery Acquisition Flight Information - 6 Inch Imagery Tile Grid
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This data contains the tile layout for imagery acquistion as part of the... -
Federal
FAA Regional Offices
Department of Transportation —
The Federal Aviation Administration (FAA) Regional Offices dataset is as of July 12, 2023 from the Federal Aviation Administrationâs (FAA's) Office of National... -
Federal
FHWA Federal Lands Highway Division Offices
Department of Transportation —
The FHWA Federal Lands Highway Division Offices dataset is as of July 17, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of... -
Federal
BETA - Hazard Exposure: Primary Airport Parcels
Department of Transportation —
The BETA - Hazard Exposure: Primary Airport Parcels dataset was updated on October 16, 2025 from the Bureau of Transportation Statistics (BTS) and is part of the U.S.... -
Federal
Alternative Fuel Corridors
Department of Transportation —
The Alternative Fuel Corridors dataset was created in 2016 and was updated on January 16, 2025 with new Round 8 designations from the Federal Highway Administration... -
Federal
Mosquito and Pathogen Relationships for Network Analysis
U.S. Environmental Protection Agency —
This data contains the data file of mosquito-pathogen relationships and literature-based evidence for wild infection, lab infection, lab dissemination, lab... -
State
gSSURGO Ready2map NE FY2013
State of Arkansas —
This dataset contains the common Map Unit attributes for each polygon within the gSSURGO database plus NRCS derived attributes from a data summary table called the... -
State
MD iMAP: Maryland Gauges - Tide Gauge Locations
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This data layer shows the locations of NOAA tide gauges in Maryland.... -
Federal
National Network
Department of Transportation —
The National Network dataset is as of December 22, 2020 and is from the Bureau of Transportation Statistics (BTS) along with the Federal Highway Administration... -
Federal
NTRRP Regions
Department of Transportation —
The National Transportation Response and Recovery Program (NTRRP) Regions dataset is as of February 22, 2019 from the Bureau of Transportation Statistics (BTS) and is... -
Federal
PHMSA Office Locations
Department of Transportation —
The Pipeline and Hazardous Materials Safety Administration (PHMSA) Office Locations dataset was compiled on March 09, 2026 from the Pipeline and Hazardous Materials... -
State
MD iMAP: Maryland Alternative Fuel - BioDiesel Fuel Stations
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Through a nationwide network of local coalitions - Clean Cities provides... -
Federal
Brady Geodatabase for Geothermal Exploration Artificial Intelligence
Department of Energy —
These files contain the geodatabases related to Brady's Geothermal Field. It includes all input and output files for the Geothermal Exploration Artificial... -
State
MD iMAP: Maryland Census Data - ZIP Code Tabulation Areas (ZCTAs)
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The units of geography used for the 2010 Census maps displayed here are the Zip... -
Federal
PHMSA HazMat Regions
Department of Transportation —
The Pipeline and Hazardous Materials Safety Administration (PHMSA) HazMat Regions dataset was compiled on March 09, 2026 from the Pipeline and Hazardous Materials... -
State
MD iMAP: Maryland Community Health Resource Commission - Safety Net Capacity Building Grantees
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. Safety Net Capacity Building Grantees - The Maryland Community Health Resources... -
State
MD iMAP: Maryland Recreational Uses - Recreational 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... -
State
MD iMAP: Maryland Finfish - Spot Weakfish Croaker Juvenile Habitat
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. These datasets exist in raster and vector formats. The vector format was created... -
University
Torrance County 2000 Census Blocks
Earth Data Analysis Center, University of New Mexico —
TIGER, TIGER/Line, and Census TIGER are registered trademarks of the Bureau of the Census. The Redistricting Census 2000 TIGER/Line files are an extract of selected...