MapServer Help:  USGS Topographic Map Symbols
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USGS Topographic Map Symbols

USGS topographic maps use dozens of symbols to convey geographic features. Following is a complete listing of symbols and their meanings.

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Control Data and Monuments
Coastal Features

Contours
Bathymetric Features

Boundaries
Rivers, Lakes, and Canals

Land Survey Systems
Submerged Areas

Surface Features
Buildings and Related Features

Mines and Caves
Roads and Related Features

Vegetation
Railroads and Related Features

Glaciers and Permanent Snowfields
Transmission Lines and Pipelines

Marine Shoreline