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Phragimites 1968 미국
Phragmites 1968 is a 1:12,000-scale, polygon feature-based layer that includes areas where phragmites existed in 1968 along the lower Connecticut River corridor from the towns of Portland... -
LIS Dredged Material Disposal Sites 미국
LIS Dredged Material Disposal Sites is a polygon feature-based layer that depicts the official locations of the four active (currently used) sites for depositing sediments approved for... -
Coastal Boundary 미국
The Coastal Boundary layer is a 1:24,000-scale, polygon feature-based layer of the legal mylar-based maps adopted by the Commissioner of the Department of Environmental Protection (DEP)... -
Connecticut Planning Region Index 미국
Connecticut Planning Region Index is a general purpose index map of Connecticut Planning Regions based on mapped information compiled at 1:125,000 scale (1 inch equals approximately 2... -
Bathymetric Contours in Meters for Long Island Sound 미국
The Long Island Sound Study developed these digital data from 1:100,000-scale National Oceanic & Atmospheric Administration (NOAA) and United States Geological Survey (USGS) maps as a... -
Eelgrass Beds 2012 Polygon 미국
Eelgrass Beds 2012 Polygon : This data layer was created by the Conservation Management Institute, Virginia Tech University for the USFWS National Wetlands Inventory, Region 5. The... -
Phragimites 1994 미국
Phragmites 1994 is a 1:12,000-scale, polygon feature-based layer that includes areas where phragmites existed in 1994 along the lower Connecticut River corridor from the towns of Portland... -
Coastal Area 미국
The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the Coastal Area as defined by Connecticut General Statute... -
Connecticut County Index 미국
Connecticut County Index is a general purpose index map of Connecticut counties based on information compiled at 1:125,000 scale (1 inch equals approximately 2 miles). The layer is... -
Railroads 미국
This data represents the ODOT State Railway System linework. -
Cities 미국
This map layer includes cities and towns in Oregon. These cities were clipped from a larger dataset of cities collected from the 1970 National Atlas of the United States. Where... -
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... -
Mileposts 미국
This data contains the location and legend of mileposts markers (signs) on state owned highways. -
Oregon Highway Network 미국
This statewide file includes all state owned highways, connections, frontage roads. Major changes/updates included in the 2017 layer: US-18 Dundee Bypass, I-5 Fern Valley, I-5 Woodburn... -
ODOT Life Lines 미국
This data set depicts Oregon state highways that have been identified as tier 1, 2, or 3 seismic lifelines and identifies seismic lifelines for implementation of Policy 1E, Lifeline... -
Road Centerlines 미국
OR-Trans is a GIS road centerline dataset compiled from numerous sources of data throughout the state. Each dataset is from the road authority responsible for (or assigned data maintenace... -
Bridges 미국
This file contains location and identification information for bridges in Oregon. This includes bridges owned by the state, cities, counties, and other owners such as railroad bridges... -
Signed Routes 미국
This file includes all signed Interstate, US, and State routes for the State of Oregon. -
Metropolitan Planning Organizations 미국
Federal highway and transit statutes require, as a condition for spending federal highway or transit funds in urbanized areas, the designation of MPOs, which have responsibility for... -
City Limits 미국
This data represents the State of Oregon city limit boundaries. Each city limit is defined as a continuous area within the statutory boundary of an incorporated city, which is the...