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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... -
County
Lake County Wetland Inventory
Lake County, Illinois —
Download In State Plane Projection Here The Lake County Wetland Inventory (LCWI) maps natural and artificial wetlands meeting definitions established by the federal... -
State
Chesapeake Bay Contours
State of Maryland —
Bathymetry for Chesapeake Bay was derived from two hundred ninety-seven surveys containing 3,178,509 soundings. Thirty-five older, less accurate, overlapping surveys... -
State
Tonsina electromagnetic and magnetic airborne geophysical survey data compilation
State of Alaska —
The Tonsina electromagnetic and magnetic airborne geophysical survey data were acquired with a DIGHEMv Electromagnetic (EM) system and a CGG D1344 cesium magnetometer... -
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
Blue Infrastructure Watersheds
State of Maryland —
A subset of watersheds created for the Blue Infrastructure Project (BI) based on the DNR 12 digit watershes as follows; This file (SWSHED12) is a statewide digital... -
State
Surficial Geologic Map of the Town of Rutland, Vermont
Vermont Center for Geographic Information —
Digital data from VG09-7 Van Hoesen, J., 2009, Surficial Geologic Map of Rutland, Vermont: Vermont Geological Survey Open-File Report VG09-7, 9 plates, scale... -
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... -
County
Historical - ccgisdata - FPDCC fishing lakes in Cook County
Cook County of Illinois —
Fishing lakes in Cook County with contours. To view or use these shapefiles, compression software and special GIS software, such as ESRI ArcGIS, is required -
County
2017 Countywide Contours
Lake County, Illinois —
Download In State Plane Projection HereClick here to access additional data directly from the Illinois State Geospatial Data Clearinghouse.The contours are created... -
State
8 Digit Watersheds
State of Maryland —
This file (SWSUB8) is a statewide digital watershed file. It depicts the State with 138 separate watersheds each with an 8-digit numeric code. The file was created... -
State
Wrangellia survey area: Airborne magnetic and electromagnetic data in line (point), grid, vector, and map formats, Talkeetna Mountains, Healy, and Mt. Hayes quadrangles, south-central Alaska
State of Alaska —
This digital publication, GPR 2014-1, contains data produced from airborne geophysical surveys conducted in 2013 for the Talkeetna Mountains, Healy, and Mt. Hayes... -
State
Kuskokwim airborne magnetic and radiometric survey, northern Kaiyuh Mountains, Alaska
State of Alaska —
Kuskokwim airborne magnetic and radiometric survey, northern Kaiyuh Mountains, Alaska, Geophysical Report 2025-3, covers parts of the the Nulato Quadrangle west of... -
State
MD iMAP: Maryland Bathymetry - Ocean Contours
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. These data represent the results of data collection/processing for a... -
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... -
State
12 Digit Watersheds
State of Maryland —
This file (SWSHED12) is a statewide digital watershed file. It was created primarily for state and federal agency use. The watersheds define Strahler (Strahler 1952... -
State
Blue Infrastructure Watersheds
State of Maryland —
A subset of watersheds created for the Blue Infrastructure Project (BI) based on the DNR 12 digit watershes as follows; This file (SWSHED12) is a statewide digital... -
City
1 Foot Contours
City of Hartford —
The planimetric data was compiled by The Sanborn Map Company, Inc for the Metropolitan District and is based on an aerial flight performed in April 2015.