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State
2020 Census Tracts
State of Oregon —
This data layer is an element of the Oregon GIS Framework. The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and... -
State
Census Designated and Incorporated Places 2020
State of Maryland —
The TIGER/Line Files include both incorporated places (legal entities) and census designated places or CDPs (statistical entities). An incorporated place is... -
State
Alaska Minerals Database
State of Alaska —
DGGS Digital Data Series 18, Alaska Minerals Database, is a working, internal database that supports multiple data products developed by the Alaska Division of... -
State
2020 Census Block
State of Oregon —
This data layer is an element of the Oregon GIS Framework. The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and... -
State
Census Designated and Incorporated Places 2020
State of Maryland —
The TIGER/Line Files include both incorporated places (legal entities) and census designated places or CDPs (statistical entities). An incorporated place is... -
State
Connecticut Airports
State of Connecticut —
Airports Polygon is a 1:24,000-scale, feature-based layer that includes all airport features depicted on all of the U.S. Geological Survey (USGS) 7.5 minute... -
State
Major-oxide, minor-oxide, trace-element, geochemical, and non-carbonate carbon data from rocks collected in the Solomon and Nome Quadrangles, Seward Peninsula, Alaska in 2006
State of Alaska —
The rock samples in this publication were collected in 2006 during geologic field mapping within the Council airborne geophysical survey tract. The analyses were... -
State
Census Tracts 2020
State of Maryland —
The primary purpose of census tracts is to provide a stable set of geographic units for the presentation of census data and comparison back to previous decennial... -
State
MD iMAP: Maryland Census Boundaries - Census Blocks 2010
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Census Blocks are statistical areas bounded on all sides by visible... -
State
MD iMAP: Maryland Census Boundaries - Census Tracts 2010
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The primary purpose of census tracts is to provide a stable set of... -
State
Alaska Geologic Data Index (AGDI)
State of Alaska —
The Alaska Geologic Data Index (AGDI) is an actively growing index of unpublished geologic data collected throughout the state of Alaska. The records captured range... -
State
MD iMAP: Maryland Census Data - Census Tracts
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... -
State
MD iMAP: Maryland Census Designated Areas - Census Designated Places 2010
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The TIGER/Line Files include both incorporated places (legal entities) and census... -
State
Census Blocks 2020
State of Maryland —
Census Blocks are statistical areas bounded on all sides by visible features, such as streets, roads, streams, and railroad tracks, and/or by nonvisible boundaries... -
State
Groundwater Capture Zones
State of Iowa —
Groundwater capture zones are area projected to the land surface determined to provide water to the wells. Capture zones are determined for each groundwater-based... -
State
Vermont Emerald Ash Borer Risk Areas
Vermont Center for Geographic Information —
The shaded circles on this map delineate Vermont’s EAB Infested Area. Each infested area represents a 10-mile radius around a known EAB infestation. While symptoms...