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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
Public Water Sources
Vermont Center for Geographic Information —
This GIS layer consists of the geographic location of active and inactive public (Community, non-transient non-community and transient non-community) water sources... -
State
GeoSam
State of Iowa —
GeoSam is Iowa’s geologic site and sample tracking program. The information available in Geosam can be used by drillers, consultants, engineers, property owners, and... -
State
MD iMAP: Maryland Tidal Waters
State of Maryland —
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The MD_Surface_Waters Feature Dataset includes 7 feature classes that... -
State
Peamouth
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-... -
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
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
Pacific Lamprey
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-... -
State
Fall Chinook
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-... -
State
Bridgelip Sucker
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-... -
State
Slender Sculpin
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-... -
State
Flowline - Small Scale (HI, PR, VI, Pacific Territories)
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
Marbled Sculpin
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-... -
State
Klamath Lamprey
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-... -
State
Bedrock Geologic Map of the Hinesburg Quadrangle, Vermont
Vermont Center for Geographic Information —
Digital Data from Thompson, P., Thompson, T.B., and Doolan, B., 2004, Bedrock Geology of the Hinesburg quadrangle, Vermont. The bedrock geologic map data at a scale... -
State
Bluegill
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-... -
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... -
State
Speckled Dace
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-... -
State
The 2008 phreatomagmatic eruption of Okmok Volcano, Aleutian Islands, Alaska: Chronology, deposits, and landform changes
State of Alaska —
Okmok volcano, Aleutian Islands, Alaska, explosively erupted over a five-week period between July 12 and August 23, 2008. The eruption was predominantly...