San Arroyo Ridge, Utah - 7.5 Minute Series Topo Map Moab Media Type: Paper Publication &

Media Type: Paper Publication & CD-ROM

The Sunnyside tar sand deposit

(3) maps recharge and discharge areas for the valley-fill aquifer

By: Lisa Kearsley

plus half a dozen completely new hiking regions

San Arroyo Ridge, Utah - 7.5 Minute Series Topo Map Moab Media Type: Paper Publication &The distinctive characteristic of a topographic map is that the shape of the Earth's surface is shown by contour lines. Contours are imaginary lines that join points of equal elevation on the surface of the land above or below a reference surface, such as mean sea level. Contours make it possible to measure the height of mountains, depths of the ocean bottom, and steepness of slopes. A topographic map shows more than contours. The map also includes