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City
ELEVATION_contours_2021
City of Austin —
ELEVATION.contours_2021 Summary The Texas Natural Resources Information System (TNRIS) contracted Sanborn to fly LiDAR in March of 2021. TNRIS then created the... -
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... -
City
Contours 10ft 2016
City of Seattle —
2016 10-foot contour data derived from 3ft pixel bare earth rasters for the Seattle Area that were acquired and processed 02/24/2016 -03/28/2016 by Quantum Spatial... -
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
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
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... -
City
ECA Steep Slope
City of Seattle —
Displays areas with 40% steep slope or greater in the City of Seattle.A polygon feature class showing areas with an incline of 40% or more (10 feet of vertical rise... -
State
2023 Connecticut Contours
State of Connecticut —
Source:1 foot contours were generated for each production block from the final bare earth DEMs using ArcGIS software. Using ArcGIS software, the contours were... -
City
Contours 5ft 2021 Tolt River Watershed
City of Seattle —
Tolt River watershed area 5ft contours derived from Lidar captured in 2021. Contour lines display at 5ft, 25ft, 50ft, 100ft, 200ft and 400ft intervals dependent on... -
State
Lake Bathymetry Contours Polygon
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
Coastal Area and 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... -
City
Contours 50ft 2016
City of Seattle —
2016 10-foot contour data(queried to display every 50 ft) derived from 3ft pixel bare earth rasters for the Seattle Area that were acquired and processed 02/24/2016... -
City
Contours 5ft 2021 Cedar River Watershed
City of Seattle —
Cedar River watershed area 5ft contours derived from Lidar captured in 2021. Contour lines display at 5ft, 25ft, 50ft, 100ft, 200ft and 400ft intervals dependent on... -
State
Lake Bathymetry Contours Set
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... -
City
ECA Liquefaction Prone Areas
City of Seattle —
Displays areas with liquefaction zones.A polygon feature class that shows liquefaction zones. Used to implement and regulate the City of Seattle's Environmentally... -
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
Contour Lines 1993
City of Seattle —
Updated contours from 2021 here. A line feature class showing 2 ft. and 10 ft. elevation contours. Derived from 1993 digital orthophotos - has not been updated. -
State
2023 Connecticut 5' Contours (beta)
State of Connecticut —
Source: 1 foot contours were generated for each production block from the final bare earth DEMs using ArcGIS software. Using ArcGIS software, the contours were... -
State
Federal Watersheds - HUC 11
State of Maryland —
Hydrologic unit boundaries define the aerial extent of surface water drainage to a point. Hydrologic units through four levels were created in the 1970's and have...