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State
GNIS
State of Oregon —
The Geographic Names Information System (GNIS) is the Federal standard for geographic nomenclature. The U.S. Geological Survey developed the GNIS for the U.S. Board... -
University
New Mexico Quad Grid for 7.5' USGS Quads
Earth Data Analysis Center, University of New Mexico —
This dataset shows the USGS quadrangles for the State of New Mexico. This shapefile is based on the 7.5 minute Index map. -
Federal
Digital Geologic-GIS Map of Isle Royale National Park and Vicinity, Michigan (NPS, GRD, GRI, ISRO, ISRO digital map) adapted from a U.S. Geological Survey Miscellaneous Geologic Investigations Map by Huber (1973), Professional Paper map by Wolff and Huber (1973), and a 7.5' Topographic Quadrangles map (1996)
Department of the Interior —
The Digital Geologic-GIS Map of Isle Royale National Park and Vicinity, Michigan is composed of GIS data layers and GIS tables, and is available in the following GRI-... -
State
HUC Watershed Poly
State of Connecticut —
This data set is a digital hydrologic unit boundary layer that is at the Subwatershed (12-digit) level. The original data set was developed by delineating the... -
State
Connecticut Railroads
State of Connecticut —
Connecticut Railroads is a 1:24,000-scale, feature-based layer that includes railroad features on the U.S. Geological Survey (USGS) 7.5 minute topographic quadrangle... -
State
Connecticut Poly
State of Connecticut —
Connecticut State Line includes the line features of a layer named Connecticut. Connecticut is a 1:24,000-scale, polygon and line feature-based layer that depicts the... -
Federal
BLM OR Quads 62k Polygon Hub
Department of the Interior —
QUADS15M_POLY: This theme shows the 1:62,500 quadrangles (USGS 15 minute series) for Oregon and Washington as defined in North American Datum 1927 (NAD27). These... -
State
Named Waterbody Poly
State of Connecticut —
Named Waterbody is a 1:24,000-scale, polygon and line feature-based layer that includes all named waterbodies depicted on the U.S. Geological Survey (USGS) 7.5 minute... -
Federal
Geospatial data for the Vegetation Mapping Inventory Project of Isle Royale National Park
Department of the Interior —
The files linked to this reference are the geospatial data created as part of the completion of the baseline vegetation inventory project for the NPS park unit.... -
University
Utah 7.5' USGS Quad Index
Earth Data Analysis Center, University of New Mexico —
This dataset shows the USGS 7.5' quads for Utah. This dataset was obtained as a nationawide dataset from GIS Data Depot. -
State
Connecticut Road
State of Connecticut —
Connecticut Roads and Trails is 1:24,000-scale base map data. It depicts the location of all roads and trails published on the USGS topographic quadrangle maps. For... -
State
Subregional Basin Poly
State of Connecticut —
A standardized mapping of natural drainage basins in Connecticut was completed in 1981 by the Connecticut Department of Environmental Protection (DEP). This drainage... -
Federal
EnviroAtlas – Potential Wetland Area for the Conterminous United States
U.S. Environmental Protection Agency —
The Potential Wetland Area (PWA) layer shows areas where conditions may be suitable for wetland habitat at a 10-m resolution. Since the 1600's, an estimated 53% of... -
Federal
Digital Geologic-GIS Map of the Whistle Creek NW Quadrangle, Nebraska (NPS, GRD, GRI, AGFO, WHCR digital map) adapted from a University of Nebraska Conservation and Survey Division Geologic Maps and Charts map by Dillon, Hanson and Howard (2013)
Department of the Interior —
The Digital Geologic-GIS Map of the Whistle Creek NW Quadrangle, Nebraska is composed of GIS data layers and GIS tables, and is available in the following GRI-... -
Federal
Geothermal Geodatabase for Rico Hot Springs Area and Lemon Hot Springs, Dolores and San Miguel Counties, Colorado
Department of Energy —
This geodatabase was built to cover several geothermal targets developed by Flint Geothermal in 2012 during a search for high-temperature systems that could be... -
State
Hydrography Line
State of Connecticut —
Connecticut Hydrography Set: Connecticut Hydrography Line includes the line features of a layer named Hydrography. Hydrography is a 1:24,000-scale, polygon and line... -
State
Subregional Basin Line
State of Connecticut —
A standardized mapping of natural drainage basins in Connecticut was completed in 1981 by the Connecticut Department of Environmental Protection (DEP). This drainage... -
State
HUC Watershed Line
State of Connecticut —
This data set is a digital hydrologic unit boundary layer that is at the Subwatershed (12-digit) level. The original data set was developed by delineating the... -
State
Coastal Boundary
State of Connecticut —
The Coastal Boundary layer is a 1:24,000-scale, polygon feature-based layer of the legal mylar-based maps adopted by the Commissioner of the Department of...