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State
ArchaeologyGrid
State of Connecticut —
This layer denotes the presence of archaeology sites utilizing a grid based on the U.S. National Grid (10,000 m) divided into nine sections per 10,000 m grid. The red... -
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
Zoning
State of Oregon —
This Zoning feature class is an element of the Oregon GIS Framework statewide, Zoning spatial data. This version is authorized for public use. Attributes include... -
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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... -
State
Oregon ZIP Codes
State of Oregon —
US Postal Service Zone Improvement Plan (ZIP) Codes are used throughout the United States to improve mail delivery. There are 479 unique 5-digit ZIP Codes in Oregon... -
State
Electric Utility Service Territories (polygon)
State of Arkansas —
This data is a graphic representation of electric utility service territories. The file has not been certified by a Professional Surveyor. This data is not suitable... -
State
ASR Towers FCC (point)
State of Arkansas —
Data available online through the Arkansas Spatial Data Infrastructure (ASDI) at http://gis.arkansas.gov. Federal Communications Commission Antenna Structure... -
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Soils Farmland Classification
State of Connecticut —
Farmland classification identifies map units as prime farmland, farmland of statewide importance, farmland of local importance, or unique farmland. It identifies the... -
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Invasive Species
Vermont Center for Geographic Information —
The Invasive Species layer is created from the ANR Invasive Species database. -
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Correctional Institutions
State of Oregon —
Jails and Prisons (Correctional Institutions). The Jails and Prisons sub-layer is part of the Emergency Law Enforcement Sector and the Critical Infrastructure... -
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Private Wells
Vermont Center for Geographic Information —
Private wells in this layer come from the Department of Environmental Conservation's Water Supply Data Composite. Managed by the Water Supply Division's Well Driller... -
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Lidar-derived surface elevation data for Glen Alps, Southcentral Alaska, collected August 17, 2024
State of Alaska —
Lidar-derived surface elevation data for Glen Alps, Southcentral Alaska, collected August 17, 2024, Raw Data File 2025-19, releases classified point cloud, digital... -
State
Lake Bathymetry Contours Lines
State of Connecticut —
See full Data Guide here. Lake Bathymetry describes the water depth for selected reservoirs, lakes, ponds, and coves in Connecticut. It includes depth contours, also... -
State
National Watershed Boundary Dataset (WBD)
State of Arkansas —
The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and... -
State
Alaska landslide inventory database
State of Alaska —
Alaska landslide inventory database, Digital Data Series 23, provides a catalog of slope instabilities across Alaska and documents the development of the Alaska... -
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Landfills
Vermont Center for Geographic Information —
This data set defines both current and historic landfills/waste disposal storage sites for the State of Vermont. Historic landfills were identified with the... -
State
Map and database of exploration drilling targets categorized by play type, North Slope and offshore Arctic Alaska
State of Alaska —
Miscellaneous Publication 167, Map and database of exploration drilling targets categorized by play type, North Slope and offshore Arctic Alaska, presents a... -
State
National Forest Boundaries
State of Oregon —
An area encompassing all the National Forest System lands administered by an administrative unit. The area encompasses private lands, other governmental agency lands,... -
State
State Highway Logmiles
State of Arkansas —
The On-System routes on AHTD's Linear Referencing System (LRS) represent the official state highway system in Arkansas. -
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Coastal Cutthroat Trout (lake)
State of Oregon —
Oregon Fish Habitat Oregon Fish Habitat Distribution. These data describe areas of suitable habitat believed to be used currently or historically by native or non-...