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Use The National Map Viewer to explore GIS data, see availability of USGS topographic maps, and create your own web map.
We've added the ability to preview maps within the interface and give you tools to compare any historical map with maps of the present. Filters and searches work seamlessly with the map records table to get you the info you need with fewer clicks.
OGS Provides public access to thousands of New York State government land records and maps. OGS also provides research aid to New York State agencies, land surveyors, title searchers, attorneys, real estate professionals, historians, genealogists, and other members of the public. Our holdings include current and historic land records.
USGS is a primary source of geographic information system (GIS) data. Our data and information is presented in spatial and geographic formats, including The National Map, Earth Explorer, GloVIS, LandsatLook, and much more. Explore GIS Data Maps.
To narrow your search area: type in an address or place name, enter coordinates or click the map to define your search area (for advanced map tools, view the help documentation), and/or choose a date range.
Build a USGS topographic map with choice of format, area of interest, scale, and National Map content. The National Geospatial Program publishes a variety of geospatial data products and services via The National Map.