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State
Coastal Area Polygon
State of Connecticut —
Coastal Area & Boundary Polygon: The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the... -
State
MetroCOG
State of Connecticut —
Contours are lines of equal elevation. This is a contour feature layer for the state of Connecticut derived from the index contour in the 1' contour data set. All... -
City
Contour Lines 1993
City of Seattle —
Updated contours from 2021ย here.ย A line feature class showing 2 ft. and 10 ft. elevation contours. Derived from 1993 digital orthophotos - has not been updated. -
State
2D Building Footprints
State of Connecticut —
Connecticut Statewide Building footprints were created during the CT Statewide GIS Services lidar project. Building footprints are reviewed against lidar intensity... -
State
NHCOG
State of Connecticut —
Contours are lines of equal elevation. This is a contour feature layer for the state of Connecticut derived from the index contour in the 1' contour data set. All... -
State
Tidal Wetlands 1990s
State of Connecticut —
In 1995 it was recognized that current Connecticut tidal wetland boundary information was critical to ensure the appropriate management and protection of the tidal... -
State
Coastal Boundary Polygon
State of Connecticut —
Coastal Area & Boundary Polygon: The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the... -
State
Coastal Boundary
State of Connecticut —
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... -
State
Bathymetric Contours in Meters for Long Island Sound
State of Connecticut —
The Long Island Sound Study developed these digital data from 1:100,000-scale National Oceanic & Atmospheric Administration (NOAA) and United States Geological... -
State
WestCOG
State of Connecticut —
Contours are lines of equal elevation. This is a contour feature layer for the state of Connecticut derived from the index contour in the 1' contour data set. All... -
State
SECOG
State of Connecticut —
Contours are lines of equal elevation. This is a contour feature layer for the state of Connecticut derived from the index contour in the 1' contour data set. All... -
State
Connecticut Airports
State of Connecticut —
Airports Polygon is a 1:24,000-scale, feature-based layer that includes all airport features depicted on all of the U.S. Geological Survey (USGS) 7.5 minute... -
City
Seattle Shoreline
City of Seattle —
The shoreline essentially follows the 8 foot contour line, except where the ortho offered further clarification. That 8 foot contour line matches closest to what... -
City
Peak Control Infrastructure
City of Seattle —
Capacity-constrained is defined by the Stormwater Code, SMC 22.801.040 as a drainage system that the Director of SPU has determined to have inadequate capacity to... -
State
NVCOG
State of Connecticut —
Contours are lines of equal elevation. This is a contour feature layer for the state of Connecticut derived from the index contour in the 1' contour data set. All... -
State
Oregon Tsunami Data Compilation
State of Oregon —
Includes multiple tsunami-related datasets: 1) tsunami runup elevation: delineates tsunami runup elevations for both a Cascadia and eastern Aleutian Island tsunami... -
State
CT Hurricane Surge Inundation
State of Connecticut —
See full Data Guide here. Worst case Hurricane Surge Inundation areas for category 1 through 4 hurricanes striking the coast of Connecticut. Hurricane surge values...