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National Land Cover Database 2001 (NLCD01) Tile 4, Southeast United States: NLCD01 4 미국
This 30-meter data set represents land use and land cover for the conterminous United States for the 2001 time period. The data have been arranged into four tiles to facilitate timely... -
Estimates of herbicide use for the twenty-first through the fortieth most-used herbicides in the conterminous United States 미국
This coverage contains estimates of herbicide use for the twenty-first through the fortieth most-used herbicides in the conterminous United States as reported in Gianessi and Puffer... -
Chemistry of Orange and Reference Streams in Northwestern Alaska 미국
These data include water chemistry from headwater streams to large rivers that have recently turned orange and reference rivers that have not. These samples were collected in two national... -
Area - Small Scale (HI, PR, VI, Pacific Territories) 미국
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 surface water... -
Waterbody - Small Scale 미국
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 surface water... -
Waterbody - Small Scale (HI, PR, VI, Pacific Territories) 미국
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 surface water... -
Area - Small Scale 미국
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 surface water... -
GNIS 미국
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 on Geographic Names, a... -
Area - Large Scale 미국
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 surface water... -
Flowline - Large Scale 미국
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 surface water... -
Oregon Channel Migration 미국
Channel migration is the natural process by which streams move laterally over time. It is typically a gradual phenomenon that works over many years to effect significant migration. In... -
Continually Updated Shoreline Product 미국
The Oregon CUSP shoreline represents a "best of" attempt to create a continuous Mean High Water Shoreline for use in GIS analysis and inventory work. Whenever possible the Oregon CUSP... -
Flow Direction 미국
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 surface water... -
Dam Facilities 미국
This data layer is an element of the Oregon GIS Framework. Large dams are defined by a dam height >= 10 feet and storage of >= 9.2 acre feet. These larger dams are within the... -
Line - Large Scale 미국
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 surface water... -
Point 미국
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 surface water... -
Point Event 미국
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 surface water... -
Waterbody - Large Scale 미국
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 surface water... -
Flowline - Small Scale 미국
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 surface water... -
Flowline - Small Scale (HI, PR, VI, Pacific Territories) 미국
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 surface water...