384 datasets found
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State
MD iMAP: Maryland Political Boundaries - County Boundaries
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The Maryland county boundaries were built using the USGS Topo Quads - county... -
State
MD iMAP: Maryland Chesapeake Bay Dead Zones - Chesapeake Bay Dead Zones
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. This dataset contains areas in the Chesapeake Bay with low amounts of oxygen.... -
State
MD iMAP: Maryland Protected Lands - DNR Owned Properties and Conservation Easements
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The Maryland Department of Natural Resources (DNR) manages over 446 - 000 acres... -
State
MD iMAP: Maryland Shoreline Changes - Historic Shorelines
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Digital shoreline vectors derived from bromide or mylar copies of National... -
State
MD iMAP: Preliminary FEMA Floodplain
State of Maryland —
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The DFIRM Database presents the flood risk information depicted on a given Flood... -
State
MD iMAP: Maryland Road Centerlines - Interstates
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The centerline is a data sharing process between the State Highway... -
Federal
Unpublished Digital Bedrock Geologic Map of Aniakchak National Monument and Preserve and Vicinity, Alaska (NPS, GRD, GRI, ANIA, ANIA digital map) adapted from USGS unpublished digital data by Wilson, F.H. (2008) and USGS maps by Pilcher (2000), Wilson (1999) and Detterman (1985)
Department of the Interior —
The Unpublished Digital Bedrock Geologic Map of Aniakchak National Monument and Preserve and Vicinity, Alaska is composed of GIS data layers and GIS tables in a 10.1... -
Federal
2019 Cartographic Boundary KML, 2010 ZIP Code Tabulation Areas for United States, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2019 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
State
MD iMAP: Maryland Transit - Light Rail Parking
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This data shows the locations of MTA's light rail parking facilities. Last... -
State
MD iMAP: Maryland Political Boundaries - Municipal Boundaries
State of Maryland —
Maryland Political Boundaries - Municipal Boundaries Generalized Maryland Department of Planning (MDP) maps annexations from municipalities. This dataset is created... -
State
MD iMAP: Maryland Long Term Care Assisted Living - Geriatric Care Hospitals
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. OP&R organizes and prepares for public health and medical emergencies... -
State
MD iMAP: Maryland Waterbodies - Rivers and Streams (Generalized)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The digital segmented network based on watershed boundaries - ERF1-2 -... -
State
MD iMAP: Maryland Land Use Land Cover - Land Use Land Cover 2010
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The purpose of the 2010 land use/land cover data set is to provide a... -
State
MD iMAP: Maryland Military Installations - Federal Military Installations
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The Department of Information Technology (DoIT) has identified military... -
State
MD iMAP: Maryland Offshore Wind Energy Planning - Waterbird Habitat and Density
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This data layer contains waterbird density blocks extracted from the... -
Federal
Unpublished Digital Geologic Map of Timucuan Ecological and Historic Preserve, and Fort Caroline National Memorial, Florida (NPS, GRD, GRI, TIMU, FOCA, TIFO digital map) adapted from a Florida Geological Survey preliminary digital data and map by Williams, Cichon, Hartman and Apolinar (2014)
Department of the Interior —
The Unpublished Digital Geologic Map of Timucuan Ecological and Historic Preserve, and Fort Caroline National Memorial, Florida is composed of GIS data layers and GIS... -
Federal
Unpublished Digital Surficial Geologic-GIS Map of Gateway National Recreation Area and Vicinity, New Jersey and New York (NPS, GRD, GRI, GATE, GWSF digital map) adapted from a New Jersey Geological Survey Digital Geodata Series map by Pristas, R. P. (2007) and a New York State Museum Map and Chart Series map by Cadwell, D.H., Connally, G.G., Dineen, R.J., Fleisher, P.J., Fuller, M.L., Sirkin, L., and Wiles, G.C. (1999)
Department of the Interior —
The Unpublished Digital Surficial Geologic-GIS Map of Gateway National Recreation Area and Vicinity, New Jersey and New York is composed of GIS data layers and GIS... -
Federal
Unpublished Digital Geologic Map of Katmai National Park and Preserve, and Alagnak Wild River and Vicinity, Alaska (NPS, GRD, GRI, KATM, KATM digital map) adapted from a USGS Unpublished map by Wilson (2009), a NPS Geologic Resources Inventory Unpublished map by Hults (2016), USGS Open File Report maps by Hawley (2004), Wilson, et al. (2006) and Pilcher (1999), a USGS Bulletin map by Detterman and Reed (1980), a Smithsonian Institution map by Venzke (2013) and an ADDGS map by Cameron and Nye (2014)
Department of the Interior —
The Unpublished Digital Geologic Map of Katmai National Park and Preserve, and Alagnak Wild River and Vicinity, Alaska is composed of GIS data layers and GIS tables... -
Federal
Unpublished Digital Pre-Hurricane Sandy Geomorphological-GIS Map of the Staten Island Unit, Gateway National Recreation Area, New York (NPS, GRD, GRI, GATE, STIS digital map) adapted from a Rutgers University Institute of Marine and Coastal Sciences unpublished digital data by Psuty, N.P., McLoughlin, S.M., Schmelz, W. and Spahn, A. (2014)
Department of the Interior —
**THIS NEWER 2016 DIGITAL MAP REPLACES THE OLDER 2014 VERSION OF THE GRI GATE Geomorphological-GIS data. The Unpublished Digital Pre-Hurricane Sandy Geomorphological-... -
Federal
Unpublished Digital Geomorphic Map of the Shackleford Banks, North Carolina (NPS, GRD, GRI, CALO, SHKB digital map) adapted from a East Carolina University unpublished report and GIS data map by Riggs, Ames and Mallinson (2015)
Department of the Interior —
The Unpublished Digital Geomorphic Map of the Shackleford Banks, North Carolina is composed of GIS data layers and GIS tables in a 10.1 file geodatabase...
384 datasets found