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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... -
State
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... -
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
Waterbody - Large Scale
State of Oregon —
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's... -
State
Law Enforcement Facilities
State of Oregon —
Law Enforcement Locations Any location where sworn officers of a law enforcement agency are regularly based or stationed. Law Enforcement agencies "are publicly... -
State
Eelgrass Beds 93-95 Potential Polygon
State of Connecticut —
Eelgrass Beds 93-95 Set: Eelgrass Sample Points is a 1:24,000-scale, point feature-based layer that depicts the locations where eelgrass (Zostera marina) was either... -
City
Light Rail Stations
City of Seattle —
Frequent, reliable transit service is the foundation of a transportation system that empowers all travelers and makes Seattle a truly transit-friendly city. A robust... -
State
National Wilderness Preservation System
State of Oregon —
Wilderness areas are federally-owned public lands managed by the federal government through four agencies, the Bureau of Land Management, Fish and Wildlife Service,... -
State
Flowline - Large Scale
State of Oregon —
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's... -
State
Historic Vegetation
State of Oregon —
This is a map of historical ("presettlement") vegetation for the state of Oregon, created with Arcview 3.2 by merging digital data from different sources: H. J.... -
State
Connecticut Parcels 2009
State of Connecticut —
See full Data Guide here. Connecticut Parcels for Protected Open Space Mapping is a polygon feature-based layer that includes basic parcel-level information for some... -
State
Connecticut CAMA and Parcel Layer 2024
State of Connecticut —
Coordinate system Update:Notably, this dataset will be provided in NAD 83 Connecticut State Plane (2011) (EPSG 2234) projection, instead of WGS 1984 Web Mercator... -
State
Soils Inland Wetland
State of Connecticut —
The State of Connecticut defines inland wetlands based on soils. The Connecticut Inland Wetlands and Watercourses Act defines wetland soils to include any of the soil... -
State
Surface Water Drinking Water Source Areas
State of Oregon —
This data layer is an element of the Oregon GIS Framework. This map includes Oregon Department of Environmental Quality (DEQ) and Oregon Department of Human Services’... -
City
Possible Tree Canopy - Vegetation %
City of Seattle —
This data layer references data from a high-resolution tree canopy change-detection layer for Seattle, Washington. Tree canopy change was mapped by using remotely... -
State
CTDOT Municipalities
State of Connecticut —
The CT Municipalities layer consists of individual polygons representing each of the 169 municipalities that make up the state of Connecticut. This feature class is... -
State
Protected Open Space Phase1
State of Connecticut —
See full Data Guide here. This layer includes polygon features that depict protected open space for towns of the Protected Open Space Mapping (POSM) project, which is... -
State
Oregon Public Land Survey
State of Oregon —
This data layer is an element of the Oregon GIS Framework. This theme contains PLS lines for the State of Oregon. This PLS theme includes donation claims lands.... -
State
County Boundaries
State of Oregon —
COB_POLY: This theme shows the jurisdictional and cartographic county areas for Oregon and Washington. The POCA layer is an integrated set of geographic- referencing... -
City
Frequent Transit Network
City of Seattle —
Frequent, reliable transit service is the foundation of a transportation system that empowers all travelers and makes Seattle a truly transit-friendly city. A robust...